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<!-- Creation Date :2024-05-08T09:55:02.6091+00:00 -->
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PurchaseAgreementTerm_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Purchase agreement term.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Changes in Contingent Consideration and Warrant Liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instruments [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherCurrentAssetsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other Current Assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherCurrentAssetsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Current Assets [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherLiabilitiesNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Other Liabilities, Noncurrent, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherLiabilitiesNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other long-term liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherLiabilitiesNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Liabilities, Noncurrent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RestrictedStockUnitsRSUMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Restricted Stock Units</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RestrictedStockUnitsRSUMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Restricted Stock Units (RSUs)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RestrictedStockUnitsRSUMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Restricted Stock Units (RSUs) [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2026</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Asset, Expected Amortization, Year Two</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionCancelledUnderTheOptionExchangeWeightedAverageExercisePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Share-Based Compensation Arrangements by Share-Based Payment Award, Option, Cancelled under the Option Exchange, Weighted Average Exercise Price</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionCancelledUnderTheOptionExchangeWeightedAverageExercisePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangements by Share-Based Payment Award, Option, Cancelled under the Option Exchange, Weighted Average Exercise Price</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionCancelledUnderTheOptionExchangeWeightedAverageExercisePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted Average Exercise Price, Cancelled under the Option Exchange</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardExpirationDate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Expiration Date</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardExpirationDate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Expiration date</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Operating leases, 2028</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Lease, Liability, to be Paid, Year Four</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueDisclosuresTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueDisclosuresTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Disclosures [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="stpr_CO_lbl" xlink:role="http://www.xbrl.org/2003/role/label">COLORADO</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_DiagnosticTestsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Diagnostic Tests</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_DiagnosticTestsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Diagnostic Tests [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_DiagnosticTestsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Diagnostic tests.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PercentageOfRevenueSharePaymentRelatedToNodifyCdtTestRecognizedRevenueForNonScreeningTests_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Percentage of license agreement and royalty payment related to Nodify CDT test recognized revenue for non-screening tests</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PercentageOfRevenueSharePaymentRelatedToNodifyCdtTestRecognizedRevenueForNonScreeningTests_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Percentage of revenue share payment related to nodify cdt test recognized revenue for non-screening tests.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PercentageOfRevenueSharePaymentRelatedToNodifyCdtTestRecognizedRevenueForNonScreeningTests_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Percentage of revenue share payment related to nodify cdt test recognized revenue for non-screening tests.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DisaggregationOfRevenueTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of Revenue</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DisaggregationOfRevenueTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Disaggregation of Revenue [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Payments to Acquire Businesses, Net of Cash Acquired, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Contingent consideration cash payment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payments to Acquire Businesses, Net of Cash Acquired</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConcentrationRiskByTypeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Concentration Risk Type</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConcentrationRiskByTypeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Concentration Risk Type [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContractWithCustomerLiabilityCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Deferred revenue</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContractWithCustomerLiabilityCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Contract with Customer, Liability, Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantedAggregateIntrinsicValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Aggregate Intrinsic Value, Granted</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantedAggregateIntrinsicValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share Based Compensation Arrangement By Share Based Payment Award Options Granted Aggregate Intrinsic Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantedAggregateIntrinsicValue_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Share based compensation arrangement by share based payment award options granted aggregate intrinsic value.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_TitleOfIndividualWithRelationshipToEntityDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Title of Individual [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_ToBePaidOnSeptember302022Member_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">To be paid on September 30 2022.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_ToBePaidOnSeptember302022Member_lbl" xlink:role="http://www.xbrl.org/2003/role/label">To Be Paid On September 30 2022 [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_ToBePaidOnSeptember302022Member_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">To be paid on September 30, 2022</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SeriesEPreferredStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Series E Preferred Stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SeriesEPreferredStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Series E Preferred Stock [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsequentEventsTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Subsequent Events</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsequentEventsTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Subsequent Events [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_LessorReimbursementsReceived_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Lessor reimbursements received.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_LessorReimbursementsReceived_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessor Reimbursements Received</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_LessorReimbursementsReceived_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Lessor reimbursements received</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_IncreaseDecreaseInContingentConsideration_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Contingent consideration</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_IncreaseDecreaseInContingentConsideration_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase decrease in contingent consideration</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_IncreaseDecreaseInContingentConsideration_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Increase decrease in contingent consideration.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentAnnualPrincipalPayment_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Principal balance outstanding</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentAnnualPrincipalPayment_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument, Annual Principal Payment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentAnnualPrincipalPayment_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Aggregate principal amount outstanding</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TemporaryEquitySharesIssued_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Convertible preferred stock, issued</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TemporaryEquitySharesIssued_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Temporary Equity, Shares Issued</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiabilityNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Long-term operating lease liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiabilityNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Lease, Liability, Noncurrent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfStockByClassTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Stock By Class [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfStockByClassTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Stock by Class [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredRevenueArrangementTypeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Deferred Revenue Arrangement Type</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredRevenueArrangementTypeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deferred Revenue Arrangement Type [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueDisclosureItemAmountsDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value Measurement</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueDisclosureItemAmountsDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Measurement [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_MaximumPercentageOfCommonStockAllowedToPurchaseByCounterparty_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Maximum percentage of common stock allowed to purchase by counterparty</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_MaximumPercentageOfCommonStockAllowedToPurchaseByCounterparty_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Maximum Percentage of Common Stock Allowed to Purchase by Counterparty</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_MaximumPercentageOfCommonStockAllowedToPurchaseByCounterparty_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Maximum percentage of common stock allowed to purchase by counterparty.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MaturitiesOfLongTermDebtAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Maturities of Long-Term Debt [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Current portion of contingent consideration</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Liabilities, Fair Value Disclosure, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Liabilities, Fair Value Disclosure</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentUnamortizedDiscount_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Debt Instrument, Unamortized Discount, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentUnamortizedDiscount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument, Unamortized Discount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentUnamortizedDiscount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt instrument, discount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfStockLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Class Of Stock [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfStockLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class of Stock [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_FirstAmendmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">First Amendment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_FirstAmendmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">First Amendment.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_FirstAmendmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">First Amendment [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BalanceSheetLocationAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Balance Sheet Location</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BalanceSheetLocationAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Balance Sheet Location [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total current assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Assets, Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_VestingDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Vesting [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ExtinguishmentOfDebtTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Extinguishment of Debt, Type [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_FourthMilestoneAndInterestPaymentMade_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fourth milestone payment and interest paid</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_FourthMilestoneAndInterestPaymentMade_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fourth milestone and interest payment made</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_FourthMilestoneAndInterestPaymentMade_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Fourth milestone and interest payment made.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesAndStockholdersEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total liabilities and stockholders' equity</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesAndStockholdersEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Liabilities and Equity</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_SubscriptionAgreementsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Subscription Agreements</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_SubscriptionAgreementsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Subscription Agreements Member</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_SubscriptionAgreementsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Subscription agreements.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressStateOrProvince_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Address, State or Province</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressStateOrProvince_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Address, State or Province</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_SecondAmendmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Second Amendment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_SecondAmendmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Second Amendment [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_SecondAmendmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Second amendment.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodValueNewIssues_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period, Value, New Issues</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodValueNewIssues_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Issuance of common stock, net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodValueNewIssues_lbl" xlink:role="http://www.xbrl.org/2009/role/netLabel">Aggregate offering price</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodValueNewIssues_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Stock issuable per day, number of shares</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquityNoteStockSplitConversionRatio1_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Reverse stock split ratio</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquityNoteStockSplitConversionRatio1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stockholders' Equity Note, Stock Split, Conversion Ratio</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionGrantedUnderTheOptionExchangeWeightedAverageExercisePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Share-Based Compensation Arrangements by Share-Based Payment Award, Option, Granted under the Option Exchange, Weighted Average Exercise Price.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionGrantedUnderTheOptionExchangeWeightedAverageExercisePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangements by Share-Based Payment Award, Option, Granted under the Option Exchange, Weighted Average Exercise Price</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionGrantedUnderTheOptionExchangeWeightedAverageExercisePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted Average Exercise Price, Granted under the Option Exchange</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Stock Options, Outstanding - March 31, 2024</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Stock Options, Outstanding - January 1, 2024</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Number</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CustomerFunds_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Refundable deposit</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CustomerFunds_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Customer Funds</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_TradingSymbol_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Trading Symbol</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_TradingSymbol_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Trading Symbol</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentRedemptionPeriodAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt Instrument, Redemption, Period</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentRedemptionPeriodAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument, Redemption, Period [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesIssued_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Common Stock, Shares, Issued, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesIssued_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common stock, issued</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesIssued_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock, Shares, Issued</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2026</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long-Term Debt, Maturity, Year Two</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PreferredStockVotingRights_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Description on preferred stock voting right</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PreferredStockVotingRights_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Preferred Stock, Voting Rights</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_MinimumAnnualVolumePercentageThereafter_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Minimum annual volume percentage thereafter</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_MinimumAnnualVolumePercentageThereafter_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Minimum Annual Volume Percentage Thereafter</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_MinimumAnnualVolumePercentageThereafter_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Minimum annual volume percentage thereafter.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetIncomeLossAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Numerator</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetIncomeLossAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Net Income (Loss) Attributable to Parent [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SeriesGPreferredStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Series G Preferred Stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SeriesGPreferredStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Series G Preferred Stock [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFour_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Operating leases, 2029 and thereafter</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFour_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee Operating Lease Liability Payments Due After Year Four</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFour_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount of lessee's undiscounted obligation for lease payment for operating lease due after fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt Instrument [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Long-Term Debt Instruments [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Common Stock Balance, Shares</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Common Stock Balance, Shares</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Shares, Outstanding</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Remaining available capacity for share issuance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Line of Credit Facility, Remaining Borrowing Capacity</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Operating leases, 2027</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Lease, Liability, to be Paid, Year Three</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_RemainingEstimatedObligation_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Remaining estimated obligation</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_RemainingEstimatedObligation_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Remaining Estimated Obligation</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_RemainingEstimatedObligation_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Remaining estimated obligation.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockCapitalSharesReservedForFutureIssuance_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of shares reserved for issuance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockCapitalSharesReservedForFutureIssuance_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock, Capital Shares Reserved for Future Issuance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_ThirdAmendmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Third Amendment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_ThirdAmendmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Third Amendment [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_ThirdAmendmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Third amendment.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_LeaseAgreementNumberOfOptionsToExtend_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Lease agreement number of options to extend</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_LeaseAgreementNumberOfOptionsToExtend_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lease Agreement Number Of Options To Extend</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_LeaseAgreementNumberOfOptionsToExtend_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Lease agreement number of options to extend</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PercentageOfRoyaltyPaymentsOnNetRevenue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Percentage of royalty payments on net revenue</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PercentageOfRoyaltyPaymentsOnNetRevenue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Percentage Of Royalty Payments On Net Revenue</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PercentageOfRoyaltyPaymentsOnNetRevenue_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Percentage of royalty payments on net revenue.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RestrictedCashCurrentAssetStatementOfFinancialPositionExtensibleList_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Restricted Cash, Current, Statement of Financial Position [Extensible Enumeration]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RestrictedCashCurrentAssetStatementOfFinancialPositionExtensibleList_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Restricted Cash, Current, Statement of Financial Position [Extensible Enumeration]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressCityOrTown_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Address, City or Town</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressCityOrTown_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Address, City or Town</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_SeriesA2PreferredStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Series A2 Preferred Stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_SeriesA2PreferredStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Series A2 Preferred Stock [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_SeriesA2PreferredStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Series A-2 preferred stock.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Remainder of 2024</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long-Term Debt, Maturity, Remainder of Fiscal Year</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Weighted-average remaining lease term and discount rate associated with operating leases</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Operating leases, Weighted-average discount rate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Lease, Weighted Average Discount Rate, Percent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherInventorySupplies_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Inventory</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherInventorySupplies_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Inventory, Supplies, Gross</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Disclosure [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_UnitedHealthcareMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">United healthcare.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_UnitedHealthcareMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">United Healthcare [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_UnitedHealthcareMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">United Healthcare</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Property and Equipment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Property, Plant and Equipment [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_SummaryOfSignificantAccountingPoliciesTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary Of Significant Accounting Policies [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_SummaryOfSignificantAccountingPoliciesTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Summary Of Significant Accounting Policies [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_SummaryOfSignificantAccountingPoliciesTable_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Summary of significant accounting policies.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_TenantImprovementAllowancesReceived_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Tenant improvement allowances received.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_TenantImprovementAllowancesReceived_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Tenant Improvement Allowances Received</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_TenantImprovementAllowancesReceived_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Tenant improvement allowances received</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsequentEventMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Subsequent Event</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsequentEventMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Subsequent Event [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsequentEventTypeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Subsequent Event Type [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_WarrantLiabilitiesFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Warrant Liabilities Fair Value Disclosure</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_WarrantLiabilitiesFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Warrant Liabilities Fair Value Disclosure</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_WarrantLiabilitiesFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Warrant liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationAwardTrancheTwoMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Two Tranche</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationAwardTrancheTwoMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Payment Arrangement, Tranche Two [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationAwardTrancheTwoMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Tranche B Loan</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_CommonStockPurchaseAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Common Stock Purchase Agreement</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_CommonStockPurchaseAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock Purchase Agreement Member</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_CommonStockPurchaseAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Common stock purchase agreement member.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MeasurementInputExpectedDividendRateMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Measurement Input, Expected Dividend Rate [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MeasurementInputExpectedDividendRateMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Dividend Yield</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted Average Exercise Price, Forfeited/canceled</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Forfeitures and Expirations in Period, Weighted Average Exercise Price</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdditionalPaidInCapitalMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Additional Paid-In Capital</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdditionalPaidInCapitalMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Additional Paid-in Capital [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SeriesBPreferredStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Series B Preferred Stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SeriesBPreferredStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Series B Preferred Stock [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_BiopharmaServicesAndOtherMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Biopharma Services and Other</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_BiopharmaServicesAndOtherMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Biopharma services and other [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_BiopharmaServicesAndOtherMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Biopharma services and other.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesCurrentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Current liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesCurrentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Liabilities, Current [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PercentageOfRoyaltyPaymentsOnNetSales_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Percentage of royalty payments on net sales</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PercentageOfRoyaltyPaymentsOnNetSales_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Percentage Of Royalty Payments On Net Sales</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PercentageOfRoyaltyPaymentsOnNetSales_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Percentage of royalty payments on net sales.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashAcquiredFromAcquisition_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Business acquisition contingent consideration gross margin target</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashAcquiredFromAcquisition_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash Acquired from Acquisition</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsCurrentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Current assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsCurrentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Assets, Current [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_ClassOfWarrantOrRightAdditionalWarrantsOrRightsExercisable_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Warratns exercisable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_ClassOfWarrantOrRightAdditionalWarrantsOrRightsExercisable_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Class of warrant or right, additional warrants or rights exercisable.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_ClassOfWarrantOrRightAdditionalWarrantsOrRightsExercisable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class of Warrant or Right, Additional Warrants or Rights Exercisable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_ClassOfWarrantOrRightAdditionalWarrantsOrRightsExercisable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Additional warratns exercisable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_CounterpartyNameAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Counterparty Name</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_CounterpartyNameAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Counterparty Name [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PreferredStockParOrStatedValuePerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Preferred stock, par value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PreferredStockParOrStatedValuePerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Preferred Stock, Par or Stated Value Per Share</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementOfStockholdersEquityAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statement of Stockholders' Equity [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiabilityCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Current portion of operating lease liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiabilityCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Lease, Liability, Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_ProceedsFromIssuanceOfCommonStockUnderEmployeeStockPurchasePlan_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Proceeds from issuance of common stock under employee stock purchase plan</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_ProceedsFromIssuanceOfCommonStockUnderEmployeeStockPurchasePlan_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds From Issuance Of Common Stock Under Employee Stock Purchase Plan</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_ProceedsFromIssuanceOfCommonStockUnderEmployeeStockPurchasePlan_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Proceeds from issuance of common stock under employee stock purchase plan.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentMaturityDate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt instrument maturity date</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentMaturityDate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument, Maturity Date</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_OperatingLeaseRightOfUseAssetAccretionAmortizationExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">(Accretion) amortization of lease right-of-use assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_OperatingLeaseRightOfUseAssetAccretionAmortizationExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Lease Right Of Use Asset Accretion Amortization Expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_OperatingLeaseRightOfUseAssetAccretionAmortizationExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Operating lease right of use asset accretion amortization expense.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_AdditionalTenantImprovementAllowanceAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Additional tenant improvement allowance amount.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_AdditionalTenantImprovementAllowanceAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Additional Tenant Improvement Allowance Amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_AdditionalTenantImprovementAllowanceAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Additional Tenant improvement allowance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_UpFrontPaymentArrangementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Up Front Cash Payments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_UpFrontPaymentArrangementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Up-front Payment Arrangement [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amount withdrawn</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long-Term Debt</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentNet_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Property, Plant and Equipment, Net, Ending Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentNet_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Property, Plant and Equipment, Net, Beginning Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentNet_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total property and equipment, net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Property and equipment, net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Property, Plant and Equipment, Net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SeriesAPreferredStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Series A Preferred Stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SeriesAPreferredStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Series A Preferred Stock [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfStockDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Class of Stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfStockDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class of Stock [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProvisionForDoubtfulAccounts_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Provision for doubtful accounts</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProvisionForDoubtfulAccounts_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounts Receivable, Credit Loss Expense (Reversal)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_StockOptionExchangeProgramMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Stock option exchange program.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_StockOptionExchangeProgramMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Option Exchange Program [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_StockOptionExchangeProgramMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Stock Option Exchange Program</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_MilestonePaymentRemainingAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Remaining milestone payment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_MilestonePaymentRemainingAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Milestone Payment Remaining Amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_MilestonePaymentRemainingAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Milestone payment remaining amount.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_ScenarioUnspecifiedDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Scenario [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TypeOfArrangementAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Collaborative Arrangement and Arrangement Other than Collaborative</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TypeOfArrangementAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Collaborative Arrangement and Arrangement Other than Collaborative [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityCentralIndexKey_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Central Index Key</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityCentralIndexKey_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Central Index Key</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Warrant issued to purchase shares</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Warrants to purchase shares of common stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class of Warrant or Right, Number of Securities Called by Warrants or Rights</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PlanNameDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Plan Name</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PlanNameDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Plan Name [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInOtherCurrentAssets_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Other current assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInOtherCurrentAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase (Decrease) in Other Current Assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsNoncurrentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Non&#8209;current assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsNoncurrentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Assets, Noncurrent [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_SummaryOfSignificantAccountingPoliciesLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary Of Significant Accounting Policies [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_SummaryOfSignificantAccountingPoliciesLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Summary Of Significant Accounting Policies [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_SummaryOfSignificantAccountingPoliciesLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Summary Of Significant Accounting Policies [Line Items].</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PreferredStockSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Preferred Stock, Shares Outstanding, Ending Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PreferredStockSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Preferred Stock, Shares Outstanding, Beginning Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PreferredStockSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Preferred stock, outstanding</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PreferredStockSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Preferred Stock, Shares Outstanding</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsForfeitures_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Forfeited/canceled, warrants</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsForfeitures_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Non-Option Equity Instruments, Forfeitures</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SeriesFPreferredStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Series F Preferred Stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SeriesFPreferredStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Series F Preferred Stock [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total current liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Liabilities, Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityTaxIdentificationNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Tax Identification Number</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityTaxIdentificationNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Tax Identification Number</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfFutureMinimumRentalPaymentsForOperatingLeasesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of Future Minimum Lease Payments for Operating Lease Obligations</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfFutureMinimumRentalPaymentsForOperatingLeasesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PercentageOfDevelopmentAndRegulatoryCostsExercisedUsingOptOutRight_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Percentage of development and regulatory costs exercised using opt-out right</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PercentageOfDevelopmentAndRegulatoryCostsExercisedUsingOptOutRight_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Percentage Of Development And Regulatory Costs Exercised Using Opt Out Right</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PercentageOfDevelopmentAndRegulatoryCostsExercisedUsingOptOutRight_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Percentage of development and regulatory costs exercised using opt-out right.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Antidilutive Securities Excluded From Computation Of Earnings Per Share [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Changes in operating assets and liabilities:</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase (Decrease) in Operating Capital [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsOfDebtIssuanceCosts_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Payment of debt issuance costs</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsOfDebtIssuanceCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payments of Debt Issuance Costs</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financial Instruments [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_YearOfEndingRoyaltyPaymentsFromFirstCommercialSale_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Year of ending royalty payments from first commercial sale</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_YearOfEndingRoyaltyPaymentsFromFirstCommercialSale_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Year Of Ending Royalty Payments From First Commercial Sale</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_YearOfEndingRoyaltyPaymentsFromFirstCommercialSale_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Year of ending royalty payments from first commercial sale.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PaymentsForProceedsFromPatentCostsAndIntangibleAssetAcquisitionNet_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Patent costs and intangible asset acquisition, net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PaymentsForProceedsFromPatentCostsAndIntangibleAssetAcquisitionNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payments For Proceeds From Patent Costs And Intangible Asset Acquisition Net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PaymentsForProceedsFromPatentCostsAndIntangibleAssetAcquisitionNet_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Payments for proceeds from patent costs and intangible asset acquisition, net.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConstructionInProgressMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Construction in Process</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConstructionInProgressMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Construction in Progress [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodValueEmployeeStockPurchasePlan_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Issuance of common stock under employee stock purchase plan</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodValueEmployeeStockPurchasePlan_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period, Value, Employee Stock Purchase Plan</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_MilestonePaymentExpirationDate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Milestone payment due date</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_MilestonePaymentExpirationDate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Milestone Payment Expiration Date</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_MilestonePaymentExpirationDate_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Milestone payment expiration date.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_SeriesEConvertiblePreferredStockWarrantsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Series E Convertible Preferred Stock Warrants</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_SeriesEConvertiblePreferredStockWarrantsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Series E Convertible Preferred Stock Warrants [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_SeriesEConvertiblePreferredStockWarrantsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Series E convertible preferred stock warrants.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_CommonSharesInPublicOfferingsShares_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common Shares In Public Offerings Shares</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_CommonSharesInPublicOfferingsShares_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Shares In Public Offerings Shares</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_CommonSharesInPublicOfferingsShares_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Common Shares In Public Offerings Shares</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLeaseNotYetCommencedExistenceOfOptionToExtend_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Lease option to extend</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLeaseNotYetCommencedExistenceOfOptionToExtend_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Lease, Lease Not yet Commenced, Existence of Option to Extend [true false]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_WeightedAverageLeaseTermDiscountRateFinanceOperatingTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted-average Lease Term and Discount Rates</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_WeightedAverageLeaseTermDiscountRateFinanceOperatingTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Weighted Average Lease Term Discount Rate Finance Operating [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_WeightedAverageLeaseTermDiscountRateFinanceOperatingTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Weighted average lease term discount rate finance operating.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfWarrantOrRightLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Class Of Warrant Or Right [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfWarrantOrRightLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class of Warrant or Right [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_EquityFinancingCostsIncludedInAccountsPayableAndOtherAccruedLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Equity financing costs included in Accounts payable and other accrued liabilities.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_EquityFinancingCostsIncludedInAccountsPayableAndOtherAccruedLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity Financing Costs Included in Accounts Payable and Other Accrued Liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_EquityFinancingCostsIncludedInAccountsPayableAndOtherAccruedLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Equity financing costs included in accounts payable and other accrued liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PlanNameAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Plan Name</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PlanNameAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Plan Name [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_SegmentGeographicalDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Geographical [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseTermOfContract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Operating lease, expiration term</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseTermOfContract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Lease, Term of Contract</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Assets_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Assets_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_LeaseCommencementDate_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Lease commencement date</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_LeaseCommencementDate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lease Commencement Date</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_LeaseCommencementDate_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Lease commencement Date</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseRightOfUseAsset_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Operating lease right-of-use assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseRightOfUseAsset_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Right of use assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseRightOfUseAsset_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Lease, Right-of-Use Asset</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_AtTheMoneyFacilityMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">At-the-money Facility</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_AtTheMoneyFacilityMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">At-the-money Facility [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_AtTheMoneyFacilityMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">At-the-money facility.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityRegistrantName_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Registrant Name</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityRegistrantName_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Registrant Name</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NotesPayableToBankCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Current portion of notes payable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NotesPayableToBankCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Notes Payable to Bank, Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromIssuanceOrSaleOfEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Gross proceeds from sale of common shares</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromIssuanceOrSaleOfEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Issuance or Sale of Equity</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromIssuanceOrSaleOfEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Proceeds from Issuance or Sale of Equity, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromIssuanceOrSaleOfEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Funding amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeLeaseDescriptionLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Lease, Description [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RetainedEarningsAccumulatedDeficit_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Retained Earnings (Accumulated Deficit), Ending Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RetainedEarningsAccumulatedDeficit_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Retained Earnings (Accumulated Deficit), Beginning Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RetainedEarningsAccumulatedDeficit_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Retained Earnings (Accumulated Deficit), Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RetainedEarningsAccumulatedDeficit_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accumulated deficit</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RetainedEarningsAccumulatedDeficit_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Retained Earnings (Accumulated Deficit)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_SharesIssuedOrIssuableThresholdLimitDescription_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Shares issued or issuable, threshold limit description</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_SharesIssuedOrIssuableThresholdLimitDescription_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Shares Issued or Issuable, Threshold Limit Description</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_SharesIssuedOrIssuableThresholdLimitDescription_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Shares issued or issuable, threshold limit description.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SupplementalCashFlowInformationAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Supplemental cash flow information:</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SupplementalCashFlowInformationAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Supplemental Cash Flow Information [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RetainedEarningsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accumulated Deficit</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RetainedEarningsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Retained Earnings [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementClassOfStockAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Convertible Preferred Stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementClassOfStockAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class of Stock [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_SecuritiesPurchaseAgreementsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Securities Purchase Agreements</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_SecuritiesPurchaseAgreementsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Securities Purchase Agreements [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_SecuritiesPurchaseAgreementsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Securities purchase agreements.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ImpairmentOfIntangibleAssetsFinitelived_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Impairment loss on intangible assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ImpairmentOfIntangibleAssetsFinitelived_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Impairment of Intangible Assets, Finite-Lived</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Issuance of common stock under employee stock purchase plan, Shares</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period, Shares, Employee Stock Purchase Plans</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_MinimumMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Minimum</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_MinimumMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Minimum [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TenantImprovements_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Capital expenditure for leasehold improvements related to leases premises which are tenant improvements</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TenantImprovements_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Tenant Improvements</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Revenues_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Revenues, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Revenues_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Revenues</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Revenues_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Revenues</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromStockOptionsExercised_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Proceeds from exercise of stock options</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromStockOptionsExercised_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Stock Options Exercised</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SignificantAccountingPoliciesTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of Significant Accounting Policies</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SignificantAccountingPoliciesTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Significant Accounting Policies [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Number of Shares, Outstanding - March 31, 2022</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Number of Shares, Outstanding - January 1, 2022</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Restricted stock units outstanding</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Non-Option Equity Instruments, Outstanding, Number</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Operating lease liability</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Lease, Liability</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total lease liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_ScenarioForecastMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Scenario Forecast</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_ScenarioForecastMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Forecast [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationAwardTrancheOneMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">First Tranche</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationAwardTrancheOneMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Payment Arrangement, Tranche One [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationAwardTrancheOneMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Tranche A Loan</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquityComponentDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Equity Component</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquityComponentDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity Component [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermNotesPayable_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Long-term notes payable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermNotesPayable_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Notes Payable, Noncurrent, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermNotesPayable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Long&#8209;term notes payable, net of current portion</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermNotesPayable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Notes Payable, Noncurrent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_ExitFeePayment_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Exit fee payment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_ExitFeePayment_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Exit Fee Payment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_ExitFeePayment_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Exit fee payment.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_RevenueShareAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Revenue Share Agreement</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_RevenueShareAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Revenue Share Agreement [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_RevenueShareAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Revenue share agreement.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_RevenueShareExpenses_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Revenue share expenses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_RevenueShareExpenses_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Revenue Share Expenses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_RevenueShareExpenses_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Revenue share expenses.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_BonusToOptionsProgramMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Bonus-To-Options Program</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_BonusToOptionsProgramMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Bonus To Options Program [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_BonusToOptionsProgramMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Bonus-to-options program.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_BioRadLicenseMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Bio-Rad License</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_BioRadLicenseMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Bio Rad License [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_BioRadLicenseMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Bio-rad license.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Adjustments to reconcile net loss to net cash, cash equivalents, and restricted cash used in operating activities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">OID and debt issuance costs</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Unamortized debt discount and debt issuance costs</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueByMeasurementFrequencyAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Measurement Frequency</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueByMeasurementFrequencyAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Measurement Frequency [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtDisclosureAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Disclosure [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument, Basis Spread on Variable Rate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Applicable margin rate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityCurrentReportingStatus_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Current Reporting Status</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityCurrentReportingStatus_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Current Reporting Status</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromPaymentsForOtherFinancingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromPaymentsForOtherFinancingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from (Payments for) Other Financing Activities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesAuthorized_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common stock, authorized</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesAuthorized_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock, Shares Authorized</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ResearchAndDevelopmentExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Research and Development Expense, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ResearchAndDevelopmentExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Research and development</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ResearchAndDevelopmentExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Research and Development Expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermDebtFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Borrowings</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermDebtFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long-Term Debt, Fair Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_LandlordContributionTowardsCostOfConstructionAndTenantImprovements_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Landlord contribution towards cost of construction and tenant improvements</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_LandlordContributionTowardsCostOfConstructionAndTenantImprovements_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Landlord Contribution Towards Cost of Construction and Tenant Improvements</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_LandlordContributionTowardsCostOfConstructionAndTenantImprovements_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Landlord contribution towards cost of construction and tenant improvements</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Assets [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromIssuanceOfCommonStock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Proceeds from the issuance of common stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromIssuanceOfCommonStock_lbl" xlink:role="http://www.xbrl.org/2009/role/netLabel">Net proceeds</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromIssuanceOfCommonStock_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Proceeds from the sale of common shares</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromIssuanceOfCommonStock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Issuance of Common Stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AmortizationOfIntangibleAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Amortization of Intangible Assets, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AmortizationOfIntangibleAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amortization expense of definite-lived intangible assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AmortizationOfIntangibleAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Amortization of Intangible Assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common stock remained available for future issuance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MeasurementInputExpectedTermMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Measurement Input, Expected Term [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MeasurementInputExpectedTermMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Expected Term</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConvertiblePreferredStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Convertible Preferred Stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConvertiblePreferredStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Convertible Preferred Stock [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common stock, $0.001 par value, 200,000,000 authorized; 97,159,448 (2024) and 96,235,883 (2023) shares issued and outstanding</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockValue_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Aggregate market value of common stock and other equity securities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockValue_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Common Stock, Value, Issued, Ending Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockValue_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Common Stock, Value, Issued, Beginning Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockValue_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Common Stock, Value, Issued, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock, Value, Issued</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RepaymentsOfLongTermDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Repayments of Long-term Debt, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RepaymentsOfLongTermDebt_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Repayment of term loan and notes payable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RepaymentsOfLongTermDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Repayments of Long-Term Debt</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RepaymentsOfLongTermDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amount used to retire outstanding debt</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_ShareBasedCompensationArrangementsByShareBasedPaymentAwardNonOptionsGrantsInPeriodWeightedAverageExercisePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted average exercise price, Granted</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_ShareBasedCompensationArrangementsByShareBasedPaymentAwardNonOptionsGrantsInPeriodWeightedAverageExercisePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share Based Compensation Arrangements By Share Based Payment Award Non Options Grants In Period Weighted Average Exercise Price</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_ShareBasedCompensationArrangementsByShareBasedPaymentAwardNonOptionsGrantsInPeriodWeightedAverageExercisePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Share based compensation arrangements by share based payment award non options grants in period weighted average exercise price.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLeaseNotYetCommencedDescription_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Lease description</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLeaseNotYetCommencedDescription_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Lease, Lease Not yet Commenced, Description</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContractWithCustomerLiabilityRevenueRecognized_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Revenue recognized</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContractWithCustomerLiabilityRevenueRecognized_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Contract with Customer, Liability, Revenue Recognized</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FurnitureAndFixturesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Furniture and Fixtures</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FurnitureAndFixturesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Furniture and Fixtures [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccruedLiabilitiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total accrued liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccruedLiabilitiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accrued liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccruedLiabilitiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accrued Liabilities, Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_CurrentFiscalYearEndDate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Current Fiscal Year End Date</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_CurrentFiscalYearEndDate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Current Fiscal Year End Date</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensation_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Share-based Payment Arrangement, Noncash Expense, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensation_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Payment Arrangement, Noncash Expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensation_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Share-based compensation expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingIncomeLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Loss from operations</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingIncomeLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Income (Loss)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RepaymentsOfDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Repayments of debt</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RepaymentsOfDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Repayments of Debt</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RepaymentsOfDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Repayments of Debt</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_FiclatuzumabMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Ficlatuzumab</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_FiclatuzumabMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Ficlatuzumab [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_FiclatuzumabMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Ficlatuzumab.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InventorySuppliesPolicy_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Inventory</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InventorySuppliesPolicy_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Inventory Supplies, Policy [Policy Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityExTransitionPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Ex Transition Period</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityExTransitionPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Ex Transition Period</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_StockIssuedDuringPeriodSharesStockOptionsGrantedUnderTheOptionExchange_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Stock issued during period shares stock options granted under the option exchange.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_StockIssuedDuringPeriodSharesStockOptionsGrantedUnderTheOptionExchange_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock issued during period shares stock options Granted under the Option Exchange</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_StockIssuedDuringPeriodSharesStockOptionsGrantedUnderTheOptionExchange_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Stock Options, Granted under the Option Exchange</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxExpenseBenefit_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Income Tax Expense (Benefit), Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxExpenseBenefit_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Provision for income taxes</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxExpenseBenefit_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Tax Expense (Benefit)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredOfferingCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Deferred offering costs</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredOfferingCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deferred Offering Costs</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConvertibleDebtSecuritiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Convertible Debt</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConvertibleDebtSecuritiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Convertible Debt Securities [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ResearchAndDevelopmentExpenseMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Research and Development</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ResearchAndDevelopmentExpenseMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Research and Development Expense [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long-Term Debt, Maturity, Year Four</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2027</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentForContingentConsiderationLiabilityFinancingActivities_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Payment of contingent consideration</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentForContingentConsiderationLiabilityFinancingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payment for Contingent Consideration Liability, Financing Activities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeLeasesPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Leases [Policy Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeLeasesPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Leases</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConcentrationRiskPercentage1_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Concentration risk, percentage</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConcentrationRiskPercentage1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Concentration Risk, Percentage</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllocatedShareBasedCompensationExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total share-based compensation expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllocatedShareBasedCompensationExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Stock compensation expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllocatedShareBasedCompensationExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Payment Arrangement, Expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingExpenseMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Operating Expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingExpenseMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Expense [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_NumberOfCancerTest_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of blood based lung cancer test</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_NumberOfCancerTest_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Number Of Cancer Test</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_NumberOfCancerTest_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Number of cancer test.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Indefinite-lived Intangible Assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Indefinite-Lived Intangible Assets [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DisaggregationOfRevenueTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Disaggregation Of Revenue [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DisaggregationOfRevenueTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Disaggregation of Revenue [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Rights, Percentage</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Percentage of shares of common stock underlying eligible options</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_RegistrationRightsAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Registration Rights Agreement</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_RegistrationRightsAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Registration Rights Agreement [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_RegistrationRightsAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Registration rights agreement.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MeasurementInputTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Measurement Input Type [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquipmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Lab Equipment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquipmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equipment [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInOperatingLeaseLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Current and long-term operating lease liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInOperatingLeaseLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase (Decrease) in Operating Lease Liability</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_BusinessCombinationContingentConsiderationArrangementsCommonSharesRedemptionAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Contingent consideration arrangements, common shares, redemption amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_BusinessCombinationContingentConsiderationArrangementsCommonSharesRedemptionAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination Contingent Consideration Arrangements Common Shares Redemption Amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_BusinessCombinationContingentConsiderationArrangementsCommonSharesRedemptionAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Business combination contingent consideration arrangements common shares redemption amount.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConcentrationRiskLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Concentration Risk [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConcentrationRiskLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Concentration Risk [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Intangible assets subject to amortization, Net Carrying Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Intangible assets subject to amortization, Net Carrying Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Finite-Lived Intangible Assets, Net, Ending Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Finite-Lived Intangible Assets, Net, Beginning Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Assets, Net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_SeriesGConvertiblePreferredStockWarrantsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Series G Convertible Preferred Stock Warrants</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_SeriesGConvertiblePreferredStockWarrantsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Series G Convertible Preferred Stock Warrants [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_SeriesGConvertiblePreferredStockWarrantsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Series G convertible preferred stock warrants.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxesPaid_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash paid for income taxes</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxesPaid_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Taxes Paid</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RevenueFromContractWithCustomerTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Revenue and Accounts Receivable Credit Concentration</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RevenueFromContractWithCustomerTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Revenue from Contract with Customer [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_InitialWarrantsAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Initial warrants amount.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_InitialWarrantsAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Initial warrants amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_InitialWarrantsAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Initial warrants amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_ReductionInContingentConsideration_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Reduction in contingent consideration</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_ReductionInContingentConsideration_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Reduction in contingent consideration</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Aggregate Intrinsic Value, Outstanding - March 31, 2024</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Intrinsic Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Aggregate Intrinsic Value, Outstanding - January 1, 2023</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentFaceAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt instrument, aggregate principal amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentFaceAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument, Face Amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueByMeasurementBasisAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Measurement Basis</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueByMeasurementBasisAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Measurement Basis [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherNonoperatingIncomeExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other (expense) income, net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherNonoperatingIncomeExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Nonoperating Income (Expense)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherNonoperatingIncomeExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total other expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationContingentConsiderationLiabilityNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Contingent consideration</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationContingentConsiderationLiabilityNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination, Contingent Consideration, Liability, Noncurrent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiabilitiesPaymentsDueAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Lease, Liability, to be Paid, Fiscal Year Maturity [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Gain (Loss) Included in Earnings</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Changes in fair value, net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingExpensesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Operating expenses:</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingExpensesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Expenses [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongtermDebtTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Long-term Debt, Type</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongtermDebtTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long-Term Debt, Type [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DepreciationAndAmortization_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Depreciation, Depletion and Amortization, Nonproduction, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DepreciationAndAmortization_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Depreciation and amortization</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DepreciationAndAmortization_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Depreciation, Depletion and Amortization, Nonproduction</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsequentEventsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Subsequent Events [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_CashCollateralizedLetterOfCreditMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Cash collateralized letter of credit member.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_CashCollateralizedLetterOfCreditMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash Collateralized Letter of Credit [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_CashCollateralizedLetterOfCreditMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash Collateralized Letter of Credit</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_AdjustmentsToAdditionalPaidInCapitalDeferredOfferingCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Adjustments to additional paid-in capital deferred offering costs</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_AdjustmentsToAdditionalPaidInCapitalDeferredOfferingCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Adjustments to additional paid-in capital deferred offering costs.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedNumberOfShares_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Number of Shares, Outstanding - March 31, 2024</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedNumberOfShares_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Number of Shares, Outstanding - January 1, 2024</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedNumberOfShares_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Nonvested, Number of Shares</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommitmentsAndContingenciesDisclosureAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Commitments and Contingencies Disclosure [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherAssetsNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Other Assets, Noncurrent, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherAssetsNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other long-term assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherAssetsNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Assets, Noncurrent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Stock Options, Granted</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherAccruedLiabilitiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other expenses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherAccruedLiabilitiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Accrued Liabilities, Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquityNoteDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Equity</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquityNoteDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Depreciation_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Depreciation, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Depreciation_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Depreciation expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Depreciation_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Depreciation</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestPaidNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Paid, Excluding Capitalized Interest, Operating Activities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestPaidNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash paid for interest</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2028</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Asset, Expected Amortization, Year Four</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2025</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Asset, Expected Amortization, Year One</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_StockIssuedDuringPeriodSharesForDeferredOfferingCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Issuance of common stock for deferred offering costs, Shares</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_StockIssuedDuringPeriodSharesForDeferredOfferingCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period, Shares, For Deferred Offering Costs</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_StockIssuedDuringPeriodSharesForDeferredOfferingCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Stock issued during period, shares, for deferred offering costs.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PPPLoanMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">PPP Loan</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PPPLoanMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">P P P Loan [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PPPLoanMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">PPP loan.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdditionalPaidInCapital_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Additional Paid in Capital, Ending Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdditionalPaidInCapital_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Additional Paid in Capital, Beginning Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdditionalPaidInCapital_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Additional Paid in Capital, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdditionalPaidInCapital_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Additional paid&#8209;in capital</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdditionalPaidInCapital_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Additional Paid in Capital</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_FourthAmendmentTo2021TermLoanMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fourth Amendment to 2021 Term Loan</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_FourthAmendmentTo2021TermLoanMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fourth amendment to 2021 term loan [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_FourthAmendmentTo2021TermLoanMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Fourth amendment to 2021 term loan.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityIssues_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Issuances</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityIssues_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Initial fairvalue of additional warrants</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ExtinguishmentOfDebtAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Extinguishment of Debt [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquityAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Stockholders' equity</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquityAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity, Attributable to Parent [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SeriesDPreferredStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Series D Preferred Stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SeriesDPreferredStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Series D Preferred Stock [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LeaseCostTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of Components of Lease Expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LeaseCostTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lease, Cost [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfStockholdersEquityNoteWarrantsOrRightsTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of Activity for Convertible Preferred Stock Warrants Outstanding</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfStockholdersEquityNoteWarrantsOrRightsTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Stockholders' Equity Note, Warrants or Rights [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Denominator</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Earnings Per Share [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of Future Minimum Lease Payments for Operating Leases</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Lease, Liability, to be Paid, Maturity [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Indefinite-lived Intangible Assets, Major Class Name</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Indefinite-Lived Intangible Assets, Major Class Name [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_LPCFacilityMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">LPC Facility</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_LPCFacilityMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">L P C Facility [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_LPCFacilityMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">LPC facility.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_TheStateOfColoradoMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">The State of Colorado</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_TheStateOfColoradoMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">The State of Colorado Member</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_TheStateOfColoradoMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The State of Colorado.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LossContingenciesTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loss Contingencies [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LossContingenciesTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Loss Contingencies [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountingPoliciesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounting Policies [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeLeaseDescriptionTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Lease, Description [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PercentageOfInterestOnContingentConsideration_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Percentage of interest on installment payments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PercentageOfInterestOnContingentConsideration_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Percentage Of Interest On Contingent Consideration</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PercentageOfInterestOnContingentConsideration_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Percentage of interest on contingent consideration.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PublicOfferingPricePerShareOfCommonStock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Public offering price per share of common stock.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PublicOfferingPricePerShareOfCommonStock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Public offering price per share of common stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PublicOfferingPricePerShareOfCommonStock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Public offering price per share of common stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionsOutstandingWeightedAverageExercisePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Weighted average exercise price, Outstanding - September 30, 2020, warrants</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionsOutstandingWeightedAverageExercisePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Weighted average exercise price, Outstanding - January 1, 2020, warrants</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionsOutstandingWeightedAverageExercisePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share Based Compensation Arrangement By Share Based Payment Award Non Options Outstanding Weighted Average Exercise Price</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionsOutstandingWeightedAverageExercisePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Share based compensation arrangement by share based payment award non options outstanding weighted average exercise price.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueByLiabilityClassAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Liability Class</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueByLiabilityClassAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Liability Class [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_StatementScenarioAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Scenario [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConcentrationRiskCreditRisk_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Concentration Risk, Credit Risk, Policy [Policy Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConcentrationRiskCreditRisk_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Concentrations of Credit Risk and Other Uncertainties</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Share Based Compensation Arrangement By Share Based Payment Award [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_TrancheBWarrantsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Tranche B Warrants</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_TrancheBWarrantsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Tranche B Warrants [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_TrancheBWarrantsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Tranche B warrants.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherNoncurrentAssetsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other Long-term Assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherNoncurrentAssetsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Noncurrent Assets [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentInterestRateEffectivePercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument, Interest Rate, Effective Percentage</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentInterestRateEffectivePercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Effective interest rate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLeaseNotYetCommencedTermOfContract1_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Lease term</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_BusinessAcquisitionContingentConsiderationNumberOfInstallments_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Number of quarterly installment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_BusinessAcquisitionContingentConsiderationNumberOfInstallments_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Contingent consideration number of installments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_BusinessAcquisitionContingentConsiderationNumberOfInstallments_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Acquisition Contingent Consideration Number Of Installments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_BusinessAcquisitionContingentConsiderationNumberOfInstallments_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Business acquisition contingent consideration number of installments.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_OriginalIssuanceDiscount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Original issue discount associated with Promissory Note One</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_OriginalIssuanceDiscount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Original issuance discount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_OriginalIssuanceDiscount_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Original issuance discount.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_FourthMilestonePaymentAndInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fourth milestone payment and interest</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_FourthMilestonePaymentAndInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fourth milestone payment and interest</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_FourthMilestonePaymentAndInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Fourth milestone payment and interest.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_NumberOfCommercialBloodBasedTest_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of commercial blood-based test</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_NumberOfCommercialBloodBasedTest_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Number Of Commercial Blood Based Test</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_NumberOfCommercialBloodBasedTest_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Number of commercial blood based test.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsForfeitedNumberOfShares_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of Shares, Forfeited/canceled</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsForfeitedNumberOfShares_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Nonvested Options Forfeited, Number of Shares</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsForfeitedNumberOfShares_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Number of Shares, Forfeited/canceled</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net loss per share, basic</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Earnings Per Share, Basic</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Earnings Per Share, Basic, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CustomerConcentrationRiskMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Customer Concentration Risk</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CustomerConcentrationRiskMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Customer Concentration Risk [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InventoryWriteDown_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Inventory excess and obsolescence</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InventoryWriteDown_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Inventory Write-down</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InventoryWriteDown_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Excess and obsolete inventory</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommitmentsAndContingencies_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Commitments and contingencies</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommitmentsAndContingencies_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Commitments and Contingencies</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_LeasedPropertyBuildingCapacity_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Leased property building capacity</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_LeasedPropertyBuildingCapacity_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Leased Property Building Capacity</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_LeasedPropertyBuildingCapacity_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Leased property building capacity.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeStatementAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Statement [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_AtTheMarketOfferingMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">At-The-Market Offering</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_AtTheMarketOfferingMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">At The Market Offering [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_AtTheMarketOfferingMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">At The Market Offering [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Increase (Decrease) in Accounts Payable and Accrued Liabilities, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accounts payable and other accrued liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase (Decrease) in Accounts Payable and Accrued Liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Indefinite-lived Intangible Assets (Excluding Goodwill), Ending Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Indefinite-lived Intangible Assets (Excluding Goodwill), Beginning Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Indefinite-lived Intangible Assets (Excluding Goodwill), Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Intangible assets not subject to amortization, Net Carrying Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Indefinite-Lived Intangible Assets (Excluding Goodwill)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdjustmentsToAdditionalPaidInCapitalWarrantIssued_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Issuance of warrants</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdjustmentsToAdditionalPaidInCapitalWarrantIssued_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Adjustments to Additional Paid in Capital, Warrant Issued</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_UnderwrittenOfferingMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Underwritten Offering</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_UnderwrittenOfferingMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Underwritten Offering [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_UnderwrittenOfferingMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Underwritten offering.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MeasurementInputTypeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Measurement Input Type [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_RangeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Statistical Measurement</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_RangeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statistical Measurement [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LossContingenciesLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loss Contingencies [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LossContingenciesLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Loss Contingencies [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Net Cash Provided by (Used in) Operating Activities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net cash and cash equivalents and restricted cash used in operating activities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_BusinessCombinationContingentConsiderationFinalPayment_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Business combination contingent consideration final payment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_BusinessCombinationContingentConsiderationFinalPayment_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination Contingent Consideration Final Payment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_BusinessCombinationContingentConsiderationFinalPayment_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Business combination contingent consideration final payment.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentPeriodEndDate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Period End Date</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentPeriodEndDate_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Document Period End Date</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentPeriodEndDate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Document Period End Date</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_RangeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Statistical Measurement</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_RangeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statistical Measurement [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllowanceForDoubtfulAccountsReceivable_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Accounts Receivable, Allowance for Credit Loss, Ending Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllowanceForDoubtfulAccountsReceivable_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Accounts Receivable, Allowance for Credit Loss, Beginning Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllowanceForDoubtfulAccountsReceivable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Allowance for doubtful accounts receivable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllowanceForDoubtfulAccountsReceivable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounts Receivable, Allowance for Credit Loss</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_TwoThousandTwentyOneTermLoanMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2021 Term Loan</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_TwoThousandTwentyOneTermLoanMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Two Thousand Twenty One Term Loan [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_TwoThousandTwentyOneTermLoanMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Two thousand twenty one term loan.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommitmentsAndContingenciesDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Commitments and Contingencies</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommitmentsAndContingenciesDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Commitments and Contingencies Disclosure [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquityNoteAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stockholders' Equity Note [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentRedemptionPeriodTwoMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Prior to Second Anniversary</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentRedemptionPeriodTwoMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument, Redemption, Period Two [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareDiluted_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net loss per share, diluted</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareDiluted_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Earnings Per Share, Diluted</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareDiluted_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Earnings Per Share, Diluted, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_ProductsAndServicesDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Product and Service</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_ProductsAndServicesDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Product and Service [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_OtherMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_OtherMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_OtherMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Other member.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConcentrationRiskBenchmarkDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Concentration Risk Benchmark</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConcentrationRiskBenchmarkDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Concentration Risk Benchmark [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PromissoryNoteTwoMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Promissory Note Two</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PromissoryNoteTwoMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Promissory Note Two [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PromissoryNoteTwoMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Promissory note two.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_AtTheMarketFacilityMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">ATM Facility</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_AtTheMarketFacilityMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">At The Market Facility [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_AtTheMarketFacilityMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">At the market facility.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RevenueFromContractWithCustomerAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Revenue from Contract with Customer [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_CommonSharesInPublicOfferingsPricePerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common Shares In Public Offerings Price Per Share</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_CommonSharesInPublicOfferingsPricePerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Shares In Public Offerings Price Per Share</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_CommonSharesInPublicOfferingsPricePerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Common shares in public offerings price per share.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_BusinessAcquisitionContingentConsiderationGrossMarginTargetPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Business acquisition contingent consideration gross margin target period</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_BusinessAcquisitionContingentConsiderationGrossMarginTargetPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Acquisition Contingent Consideration Gross Margin Target Period</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_BusinessAcquisitionContingentConsiderationGrossMarginTargetPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Business acquisition contingent consideration gross margin target period.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentNameDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt Instrument, Name</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentNameDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument, Name [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementsFairValueHierarchyDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value Hierarchy and NAV</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementsFairValueHierarchyDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Hierarchy and NAV [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Stock Options Exercisable - March 31, 2024</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Number</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_StockIssuedDuringPeriodValuesForDeferredOfferingCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Issuance of common stock for deferred offering costs</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_StockIssuedDuringPeriodValuesForDeferredOfferingCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period, Values, For Deferred Offering Costs</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_StockIssuedDuringPeriodValuesForDeferredOfferingCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Stock issued during period, values, for deferred offering costs.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DepositsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deposits [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_AdditionalWarrantsAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Additional warrants amount.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_AdditionalWarrantsAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Additional warrants amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_AdditionalWarrantsAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Additional warrants amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentRedemptionPeriodFourMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Thereafter</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentRedemptionPeriodFourMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument, Redemption, Period Four [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_FairValueMeasurementWithUnobservableInputsInterestExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_FairValueMeasurementWithUnobservableInputsInterestExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Measurement With Unobservable Inputs Interest Expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_FairValueMeasurementWithUnobservableInputsInterestExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Fair value measurement with unobservable inputs interest expense.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementsRecurringMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value, Recurring</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementsRecurringMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Recurring [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_AccruedInterestAmortizationOfDebtIssuanceCostsAndOther_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accrued interest, amortization of debt issuance costs and other</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_AccruedInterestAmortizationOfDebtIssuanceCostsAndOther_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accrued Interest Amortization Of Debt Issuance Costs And Other</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_AccruedInterestAmortizationOfDebtIssuanceCostsAndOther_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Accrued interest, amortization of debt issuance costs and other.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfMaturitiesOfLongTermDebtTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Scheduled Principal Repayments (Maturities) of Long-term Obligations</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfMaturitiesOfLongTermDebtTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Maturities of Long-Term Debt [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_CurrentPortionOfContingentConsiderationMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Current Portion of Contingent Consideration</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_CurrentPortionOfContingentConsiderationMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Current Portion Of Contingent Consideration [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_CurrentPortionOfContingentConsiderationMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Current portion of contingent consideration.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_OperatingLeaseRightOfUseAssetsObtainedInExchangeForLeaseLiabilitiesAtAdoptionOfAsc842_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Operating lease right-of-use assets obtained in exchange for lease liabilities at adoption of ASC 842.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_OperatingLeaseRightOfUseAssetsObtainedInExchangeForLeaseLiabilitiesAtAdoptionOfAsc842_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Lease Right-of-Use Assets Obtained in Exchange for Lease Liabilities at Adoption of ASC 842</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_OperatingLeaseRightOfUseAssetsObtainedInExchangeForLeaseLiabilitiesAtAdoptionOfAsc842_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Operating lease right-of-use assets obtained in exchange for lease liabilities at adoption of ASC 842</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_SharesIssuedAsCommitmentFeeValue_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Shares issued as commitment fee, value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_SharesIssuedAsCommitmentFeeValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Shares Issued as Commitment Fee, Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_SharesIssuedAsCommitmentFeeValue_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Shares issued as commitment fee, value.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CollateralDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Collateral Held [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Finite-Lived Intangible Assets, Major Class Name</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Assets, Major Class Name [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_FairValueLiabilitiesMeasuredOnRecurringBasisTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value Liabilities Measured On Recurring Basis [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_FairValueLiabilitiesMeasuredOnRecurringBasisTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Liabilities Measured On Recurring Basis [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_FairValueLiabilitiesMeasuredOnRecurringBasisTable_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Disclosure of information about liabilities measured at fair value on recurring basis.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InvestmentTypeExtensibleEnumeration_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Investment, Type [Extensible Enumeration]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Stock Options, Exercised</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Exercise of stock options, shares</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesAndStockholdersEquityAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Liabilities and Stockholders' (Deficit) Equity</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesAndStockholdersEquityAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Liabilities and Equity [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PurchaseCommitmentExcludingLongtermCommitmentDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Purchase Commitment, Excluding Long-Term Commitment [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_NumberOfPreferredStockConvertedIntoCommonStock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of preferred stock converted into common stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_NumberOfPreferredStockConvertedIntoCommonStock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Number Of Preferred Stock Converted Into Common Stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_NumberOfPreferredStockConvertedIntoCommonStock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Number of preferred stock converted into common stock.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_FairValueLiabilitiesMeasuredOnRecurringBasisLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value Liabilities Measured On Recurring Basis [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_FairValueLiabilitiesMeasuredOnRecurringBasisLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Liabilities Measured On Recurring Basis [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_FairValueLiabilitiesMeasuredOnRecurringBasisLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressPostalZipCode_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Address, Postal Zip Code</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressPostalZipCode_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Address, Postal Zip Code</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityInteractiveDataCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Interactive Data Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityInteractiveDataCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Interactive Data Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PrivatePlacementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Private Placement</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PrivatePlacementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Private Placement [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_NotesPayable2018NotesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Notes Payable2018 Notes Member</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_NotesPayable2018NotesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2018 Notes</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_NotesPayable2018NotesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Notes Payable2018 Notes [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_TenantImprovementAllowancesExpectedToBeReceived_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Tenant improvement allowances expected to be received.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_TenantImprovementAllowancesExpectedToBeReceived_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Tenant improvement allowances expected to be received</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WarrantsAndRightsNoteDisclosureAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Warrants and Rights Note Disclosure [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PromissoryNotesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Promissory notes.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PromissoryNotesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Promissory Notes Member</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PromissoryNotesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Promissory Notes</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PreferredStockConvertibleSharesIssuable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of common shares issuable upon conversion of preferred stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PreferredStockConvertibleSharesIssuable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Preferred Stock, Convertible, Shares Issuable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MeasurementInputDiscountRateMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Measurement Input, Discount Rate [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MeasurementInputDiscountRateMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Discount Rate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2027</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Asset, Expected Amortization, Year Three</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CreditFacilityDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Credit Facility [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Operating leases, Less amount representing interest</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Lease, Liability, Undiscounted Excess Amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Less amount representing interest</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_DirectCostsAndExpenses_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Direct costs and expenses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_DirectCostsAndExpenses_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Direct Costs And Expenses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_DirectCostsAndExpenses_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Direct costs and expenses.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted Average Exercise Price, Exercised</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityIncorporationStateCountryCode_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Incorporation, State or Country Code</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityIncorporationStateCountryCode_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Incorporation, State or Country Code</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementEquityComponentsAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Equity Components</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementEquityComponentsAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity Components [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PercentageOfFeePaymentsOnNetSales_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Percentage of fee payments on net sales</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PercentageOfFeePaymentsOnNetSales_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Percentage Of Fee Payments On Net Sales</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PercentageOfFeePaymentsOnNetSales_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Percentage of fee payments on net sales.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInAccountsReceivable_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Accounts receivable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInAccountsReceivable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase (Decrease) in Accounts Receivable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_CARESActMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">CARES Act</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_CARESActMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">C A R E S Act [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_CARESActMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">CARES act.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_BoardOfDirectorsChairmanMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Board of Directors</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_BoardOfDirectorsChairmanMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Board of Directors Chairman [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_TwoThousandAndTwentyOneTermLoanPartialRepaymentInApril2022Member_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">2021 Term Loan partial repayment in April 2022 member.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_TwoThousandAndTwentyOneTermLoanPartialRepaymentInApril2022Member_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2021 Term Loan Partial Repayment in April 2022</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_TwoThousandAndTwentyOneTermLoanPartialRepaymentInApril2022Member_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Two Thousand and Twenty One Term Loan Partial Repayment in April 2022 [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PercentageOfLicenseIncomeGeneratedFromLicensing_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Percentage of license income generated from licensing</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PercentageOfLicenseIncomeGeneratedFromLicensing_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Percentage of license income generated from licensing</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PercentageOfLicenseIncomeGeneratedFromLicensing_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Percentage Of License Income Generated From Licensing</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PercentageOfLicenseIncomeGeneratedFromLicensing_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Percentage of license income generated from licensing.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NewAccountingPronouncementsAndChangesInAccountingPrinciplesTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Recent Issued Accounting Standards</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NewAccountingPronouncementsAndChangesInAccountingPrinciplesTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounting Standards Update and Change in Accounting Principle [Text Block]</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted Average Grant Date Fair Value Per Share, Released</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_LocalPhoneNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Local Phone Number</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_LocalPhoneNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Local Phone Number</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Property, Plant and Equipment [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Property Plant And Equipment [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Property, Plant and Equipment [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsidiarySaleOfStockAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Sale of Stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsidiarySaleOfStockAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Sale of Stock [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted Average Exercise Price, Exercisable - March 31, 2024</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Weighted Average Exercise Price</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InventoryValuationReserves_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Reserve for inventory</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InventoryValuationReserves_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Inventory Valuation Reserves</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThreeAndThereafter_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2027 and thereafter</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThreeAndThereafter_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long Term Debt Maturities Repayments Of Principal In Year Three And Thereafter</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThreeAndThereafter_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Long term debt maturities repayments of principal in year three and thereafter.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_NumberOfMilestonePaymentsRemaining_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of milestone payments remaining</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_NumberOfMilestonePaymentsRemaining_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Number of Milestone Payments Remaining</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_NumberOfMilestonePaymentsRemaining_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Number of milestone payments remaining.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PercentageOfCommonStockIssuedAndOutstandingRequiredForConversionOfSecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Percentage of common stock issued and outstanding required for conversion of securities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PercentageOfCommonStockIssuedAndOutstandingRequiredForConversionOfSecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Percentage of common stock issued and Outstanding Required for Conversion of securities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PercentageOfCommonStockIssuedAndOutstandingRequiredForConversionOfSecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Percentage of common stock issued and outstanding required for conversion of securities.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Goodwill_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Goodwill, Ending Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Goodwill_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Goodwill, Beginning Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Goodwill_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Goodwill, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Goodwill_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Goodwill</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Goodwill_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Goodwill</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_ThirdAmendmentToOur2021TermLoanMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Third amendment to 2021 term loan member.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_ThirdAmendmentToOur2021TermLoanMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Third Amendment to 2021 Term Loan</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_ThirdAmendmentToOur2021TermLoanMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Third Amendment to 2021 Term Loan [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RestrictedCashCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Restricted cash deposits</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RestrictedCashCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Restricted Cash, Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_IndefiniteLivedIntangibleAssetsExcludingGoodwillGross_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Intangible assets not subject to amortization, Cost</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_IndefiniteLivedIntangibleAssetsExcludingGoodwillGross_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Indefinite Lived Intangible Assets Excluding Goodwill Gross</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_IndefiniteLivedIntangibleAssetsExcludingGoodwillGross_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Indefinite lived intangible assets excluding goodwill gross.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NotesPayableCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Notes Payable, Current, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NotesPayableCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Less: current maturities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NotesPayableCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Notes Payable, Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementOfCashFlowsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statement of Cash Flows [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PercentageOfDevelopmentAndRegulatoryCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Responsible percentage of development and regulatory costs</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PercentageOfDevelopmentAndRegulatoryCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Percentage Of Development And Regulatory Costs</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PercentageOfDevelopmentAndRegulatoryCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Percentage of development and regulatory costs.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConcentrationRiskByBenchmarkAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Concentration Risk Benchmark</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConcentrationRiskByBenchmarkAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Concentration Risk Benchmark [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_NumberOfFacility_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of facility</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_NumberOfFacility_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Number of Facility</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_NumberOfFacility_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Number of facility.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockParOrStatedValuePerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common stock, par value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockParOrStatedValuePerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock, Par or Stated Value Per Share</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ServiceMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Service [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ServiceMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Services and Other</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_DescriptionOfOfferingPeriodUnderPlan_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Description of offering period under plan</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_DescriptionOfOfferingPeriodUnderPlan_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Description Of Offering Period Under Plan</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_DescriptionOfOfferingPeriodUnderPlan_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Description of offering period under plan.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_LossMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loss</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_LossMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Loss [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_LossMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Loss member.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetIncomeLossAvailableToCommonStockholdersBasicAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Net Income (Loss) Available to Common Stockholders, Basic [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentInterestRateStatedPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument, Interest Rate, Stated Percentage</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentInterestRateStatedPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest rate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amortized to expense period</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentByTypeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Long-Lived Tangible Asset</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentByTypeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long-Lived Tangible Asset [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_AprilTwoThousandTwentyFourOfferingMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">April 2024 Offering</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_AprilTwoThousandTwentyFourOfferingMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">April Two Thousand Twenty Four Offering [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_AprilTwoThousandTwentyFourOfferingMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">April two thousand twenty four offering.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Share Based Compensation Arrangements By Share Based Payment Award [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Share-Based Compensation Arrangements by Share-Based Payment Award [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_MaximumMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Maximum</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_MaximumMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Maximum</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_MaximumMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Maximum [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_NumberOfSARSCoV2Test_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of SARS-CoV-2 test</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_NumberOfSARSCoV2Test_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Number Of S A R S Co V2 Test</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_NumberOfSARSCoV2Test_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Number of SARS-CoV-2 test.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromIssuanceOfPrivatePlacement_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Private placement in net equity proceeds</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromIssuanceOfPrivatePlacement_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Aggregate purchase price</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromIssuanceOfPrivatePlacement_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Issuance of Private Placement</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_TwoThousandTwentyOneTermLoanPrincipalRepaymentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2021 Term Loan Principal Repayment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_TwoThousandTwentyOneTermLoanPrincipalRepaymentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Two Thousand Twenty One Term Loan Principal Repayment [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_TwoThousandTwentyOneTermLoanPrincipalRepaymentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Two thousand twenty one term loan principal repayment.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_IssuanceOfPerceptiveWarrants_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Issuance of Perceptive Warrants</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_IssuanceOfPerceptiveWarrants_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Issuance of Perceptive Warrants</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_IssuanceOfPerceptiveWarrants_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Issuance of perceptive warrants.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TemporaryEquitySharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Convertible preferred stock, outstanding</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TemporaryEquitySharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Temporary Equity Balance, Shares</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TemporaryEquitySharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Temporary Equity Balance, Shares</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TemporaryEquitySharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Temporary Equity, Shares Outstanding</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_BaseRentPerMonthFromCommencementDate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Base rent per month from commencement date</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_BaseRentPerMonthFromCommencementDate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Base Rent Per Month From Commencement Date</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_BaseRentPerMonthFromCommencementDate_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Base rent per month from commencement date.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SeriesHPreferredStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Series H Convertible Preferred Stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SeriesHPreferredStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Series H Preferred Stock [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Organization and Description of Business</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueInputsLevel3Member_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Level 3</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueInputsLevel3Member_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Inputs, Level 3 [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">APIC, Share-based Payment Arrangement, Increase for Cost Recognition, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">APIC, Share-Based Payment Arrangement, Increase for Cost Recognition</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Share-based compensation</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Recurring and Nonrecurring [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAdjustmentOfWarrants_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Adjustment of Warrants</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAdjustmentOfWarrants_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Change in fair value of warrant liability</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAdjustmentOfWarrants_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Change in fair value of warrant liability, net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAdjustmentOfWarrants_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Change in fair value of warrant liability, net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net decrease in cash and cash equivalents and restricted cash</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_ContingentConsiderationMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Contingent Consideration Member</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_ContingentConsiderationMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Contingent Consideration</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_ContingentConsiderationMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Contingent Consideration [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total non&#8209;current assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Assets, Noncurrent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_EstimatedPaymentToThirdParties_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Estimated payment to third parties</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_EstimatedPaymentToThirdParties_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Estimated Payment To Third Parties</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_EstimatedPaymentToThirdParties_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Estimated payment to third parties.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IntangibleAssetsGrossExcludingGoodwill_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Intangible Assets, Gross (Excluding Goodwill), Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IntangibleAssetsGrossExcludingGoodwill_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Intangible assets, Cost</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IntangibleAssetsGrossExcludingGoodwill_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Intangible Assets, Gross (Excluding Goodwill)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestExpenseMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest Expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestExpenseMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Expense [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_SeriesA3PreferredStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Series A3 Preferred Stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_SeriesA3PreferredStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Series A3 Preferred Stock [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_SeriesA3PreferredStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Series A-3 preferred stock.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PurchasesOfPropertyAndEquipmentIncludedInAccruedLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Purchases of property &amp; equipment included in Accrued liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PurchasesOfPropertyAndEquipmentIncludedInAccruedLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Purchases Of Property And Equipment Included In Accrued Liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PurchasesOfPropertyAndEquipmentIncludedInAccruedLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Purchases of property and equipment included in accrued liabilities.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_WarrantLiabilityMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Warrant liability.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_WarrantLiabilityMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Warrant Liability [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_WarrantLiabilityMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Warrant Liability</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_WarrantLiabilityMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Warrant Liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Common Stock Equivalents Excluded from Diluted Net Loss Attributable to Common Stockholders</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_CityAreaCode_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">City Area Code</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_CityAreaCode_lbl" xlink:role="http://www.xbrl.org/2003/role/label">City Area Code</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash flows from operating activities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Net Cash Provided by (Used in) Operating Activities [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LetterOfCreditMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Letter of Credit</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LetterOfCreditMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Letter of Credit [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_NameOfMajorCustomerDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Customer</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_NameOfMajorCustomerDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Customer [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Less accumulated depreciation</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment, Ending Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment, Beginning Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SellingGeneralAndAdministrativeExpensesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Sales, Marketing, General and Administrative</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SellingGeneralAndAdministrativeExpensesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Selling, General and Administrative Expenses [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted-average shares outstanding, basic</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Weighted Average Number of Shares Outstanding, Basic</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Weighted Average Number of Shares Outstanding, Basic, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredRevenueArrangementTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Deferred Revenue</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredRevenueArrangementTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deferred Revenue [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_WarrantsForConvertiblePreferredStockTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Warrants to Purchase Convertible Preferred Stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_WarrantsForConvertiblePreferredStockTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Warrants For Convertible Preferred Stock [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_WarrantsForConvertiblePreferredStockTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Warrants for convertible preferred stock.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_LeaseExpirationMonthYear_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Lease expiration date</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_LeaseExpirationMonthYear_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lease Expiration Month Year</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_LeaseExpirationMonthYear_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Lease expiration month year</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EmployeeStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Employee Stock Purchase Plan</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EmployeeStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Employee Stock [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash flows from financing activities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Net Cash Provided by (Used in) Financing Activities [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseDescription_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Description of lease</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseDescription_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Lease, Description</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GainsLossesOnExtinguishmentOfDebt_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Loss on extinguishment of liabilities, net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GainsLossesOnExtinguishmentOfDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loss on extinguishment of liabilities, net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GainsLossesOnExtinguishmentOfDebt_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel">Loss on extinguishment of liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GainsLossesOnExtinguishmentOfDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Gain (Loss) on Extinguishment of Debt, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GainsLossesOnExtinguishmentOfDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Gain (Loss) on Extinguishment of Debt</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GainsLossesOnExtinguishmentOfDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Loss on debt extinguishment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfNonvestedRestrictedStockUnitsActivityTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of Restricted Stock Units Activity</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfNonvestedRestrictedStockUnitsActivityTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Nonvested Restricted Stock Units Activity [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PurchasesOfPropertyEquipmentIncludedInAccountsPayableAndAccruedLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Purchases of property &amp; equipment included in accounts payable and accrued liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PurchasesOfPropertyEquipmentIncludedInAccountsPayableAndAccruedLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Purchases of property &amp; equipment included in accounts payable and accrued liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PurchasesOfPropertyEquipmentIncludedInAccountsPayableAndAccruedLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Purchases of property &amp; equipment included in accounts payable and accrued liabilities.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PercentageOfRoyaltyPaymentsNotRequiredToPayOnNetRevenue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Percentage of royalty payments not required on net revenue</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PercentageOfRoyaltyPaymentsNotRequiredToPayOnNetRevenue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Percentage Of Royalty Payments Not Required To Pay On Net Revenue</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PercentageOfRoyaltyPaymentsNotRequiredToPayOnNetRevenue_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Percentage of royalty payments not required to pay on net revenue.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Statement [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statement [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of Stock Option Activity</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Payment Arrangement, Option, Activity [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsReceivableMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accounts Receivable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsReceivableMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounts Receivable [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContingentConsiderationTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Contingent Consideration Type</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContingentConsiderationTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Contingent Consideration Type [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInContractWithCustomerLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Deferred revenue</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInContractWithCustomerLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase (Decrease) in Contract with Customer, Liability</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentFiscalPeriodFocus_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Document Fiscal Period Focus</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentFiscalPeriodFocus_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Document Fiscal Period Focus</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Operating leases, Total future minimum lease payments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Lease, Liability, to be Paid</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total non&#8209;current liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Liabilities, Noncurrent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_SaleOfStockStockIssuablePerDayShares_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Stock issuable per day, number of shares</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_SaleOfStockStockIssuablePerDayShares_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Sale of Stock, Stock Issuable Per Day, Shares</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_SaleOfStockStockIssuablePerDayShares_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Sale of stock, stock issuable per day, shares.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CollateralAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Collateral Held [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Operating leases, 2026</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Lease, Liability, to be Paid, Year Two</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Statement [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statement [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfCarryingValuesAndEstimatedFairValuesOfDebtInstrumentsTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of Fair Value of Outstanding Borrowings</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfCarryingValuesAndEstimatedFairValuesOfDebtInstrumentsTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Carrying Values and Estimated Fair Values of Debt Instruments [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfDebtInstrumentsTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of Long-term Notes Payable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfDebtInstrumentsTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Long-Term Debt Instruments [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_InterestExpenseDueToPassageOfTimeAndFixedPaymentSchedule_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Interest expense due to passage of time and fixed payment schedule.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_InterestExpenseDueToPassageOfTimeAndFixedPaymentSchedule_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest expense due to passage of time and fixed payment schedule</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SoftwareAndSoftwareDevelopmentCostsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Software and Software Development Costs [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SoftwareAndSoftwareDevelopmentCostsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Software</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsequentEventLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Subsequent Event [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WarrantMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Warrants</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WarrantMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Warrant [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_CentennialValleyPropertiesILlcLeaseAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Centennial Valley Properties I, LLC Lease Agreement</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_CentennialValleyPropertiesILlcLeaseAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Centennial Valley Properties I, LLC</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_CentennialValleyPropertiesILlcLeaseAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Centennial Valley Properties I, LLC Lease Agreement [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_CentennialValleyPropertiesILlcLeaseAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Centennial Valley Properties I, LLC Lease Agreement.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RoyaltyExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Royalty expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RoyaltyExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Royalty Expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsReceivableNetCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accounts receivable, net of allowance for doubtful accounts of $161 and $65</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsReceivableNetCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Accounts Receivable, after Allowance for Credit Loss, Current, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsReceivableNetCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounts Receivable, after Allowance for Credit Loss, Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_TenantImprovementsIncurredDuringThePeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Tenant improvements incurred during the period.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_TenantImprovementsIncurredDuringThePeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Tenant Improvements Incurred During The Period</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_TenantImprovementsIncurredDuringThePeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Tenant improvements incurred during the period</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_MajorCustomersAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Customer</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_MajorCustomersAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Customer [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_NumberOfSubscriptionAgreementForWhichFinalClosingToBeDelayed_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Number of subscription agreement for which final closing to be delayed.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_NumberOfSubscriptionAgreementForWhichFinalClosingToBeDelayed_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Number of subscription agreement for which final closing to be delayed</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common Stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt Instrument [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLeaseNotYetCommencedRenewalTerm1_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Lease renewal term</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLeaseNotYetCommencedRenewalTerm1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Lease, Lease Not yet Commenced, Renewal Term</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WarrantsAndRightsOutstandingMaturityDate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Warrants, expires period</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WarrantsAndRightsOutstandingMaturityDate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Warrants and Rights Outstanding, Maturity Date</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_TermOfRoyaltyPaymentsFromFirstCommercialSale_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Term of royalty payments from first commercial sale</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_TermOfRoyaltyPaymentsFromFirstCommercialSale_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Term Of Royalty Payments From First Commercial Sale</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_TermOfRoyaltyPaymentsFromFirstCommercialSale_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Term of royalty payments from first commercial sale.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_SubscriptionAgreementsDescription_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Subscription agreements description</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_SubscriptionAgreementsDescription_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Subscription Agreements Description</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_SubscriptionAgreementsDescription_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Subscription agreements description.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_DeferredOfferingCostsIncludedInAccruedLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Deferred offering costs included in Accrued liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_DeferredOfferingCostsIncludedInAccruedLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deferred Offering Costs Included In Accrued Liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_DeferredOfferingCostsIncludedInAccruedLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Deferred offering costs included in accrued liabilities.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Cash and Cash Equivalents, at Carrying Value, Ending Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Cash and Cash Equivalents, at Carrying Value, Beginning Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Cash and Cash Equivalents, at Carrying Value, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash and cash equivalents</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash and Cash Equivalents, at Carrying Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_TwoThousandTwentyEquityIncentivePlanMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2020 Equity Incentive Plan</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_TwoThousandTwentyEquityIncentivePlanMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Two Thousand Twenty Equity Incentive Plan [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_TwoThousandTwentyEquityIncentivePlanMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">2020 equity incentive plan.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of Share-based Compensation Expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_OptionsAndRestrictedStockUnitsRSUsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Options and Restricted Stock Units (RSUs)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_OptionsAndRestrictedStockUnitsRSUsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Options And Restricted Stock Units R S Us [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_OptionsAndRestrictedStockUnitsRSUsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Options and restricted stock units (RSUs).</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherAssetsCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other current assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherAssetsCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Assets, Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MeasurementInputRiskFreeInterestRateMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Measurement Input, Risk Free Interest Rate [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MeasurementInputRiskFreeInterestRateMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Risk-Free Interest Rate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Aggregate Intrinsic Value, Exercisable - March 31, 2024</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Intrinsic Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PromissoryNoteOneMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Promissory Note One</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PromissoryNoteOneMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Promissory Note One [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PromissoryNoteOneMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Promissory note one.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityCommonStockSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Entity Common Stock, Shares Outstanding</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityCommonStockSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Common Stock, Shares Outstanding</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LossContingencyAccrualAtCarryingValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accrued legal contingency</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LossContingencyAccrualAtCarryingValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Loss Contingency Accrual</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LossContingencyAccrualAtCarryingValue_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Loss Contingency Accrual, Ending Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LossContingencyAccrualAtCarryingValue_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Loss Contingency Accrual, Beginning Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AntidilutiveSecuritiesNameDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Antidilutive Securities, Name</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AntidilutiveSecuritiesNameDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Antidilutive Securities, Name [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_DeferredOfferingCostsExpensed_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Deferred offering costs</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_DeferredOfferingCostsExpensed_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deferred Offering Costs Expensed</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_DeferredOfferingCostsExpensed_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Deferred offering costs expensed.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_CommonStockIssuedForDeferredOfferingCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common stock issued for deferred offering costs</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_CommonStockIssuedForDeferredOfferingCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock Issued For Deferred Offering Costs</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_CommonStockIssuedForDeferredOfferingCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Common stock issued for deferred offering costs.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_CoverAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cover</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_CoverAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cover [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SellingGeneralAndAdministrativeExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Selling, General and Administrative Expense, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SellingGeneralAndAdministrativeExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Sales, marketing, general and administrative</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SellingGeneralAndAdministrativeExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Selling, General and Administrative Expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_RentAfterFixedEscalationProvisions_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Rent after fixed escalation provisions</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_RentAfterFixedEscalationProvisions_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Rent After Fixed Escalation Provisions</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_RentAfterFixedEscalationProvisions_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Rent after fixed escalation provisions.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_VestingAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Vesting [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentFiscalYearFocus_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Document Fiscal Year Focus</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentFiscalYearFocus_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Document Fiscal Year Focus</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LossContingencyAccrualPayments_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Final settlement payment of legal contingency</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LossContingencyAccrualPayments_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Loss Contingency Accrual, Payments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxesPaidNet_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Income Taxes Paid, Net, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxesPaidNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash paid for income taxes</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxesPaidNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Taxes Paid, Net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SaleOfStockNameOfTransactionDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Sale of Stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SaleOfStockNameOfTransactionDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Sale of Stock [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted Average Grant Date Fair Value Per Share, Granted</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PatentsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Patents</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PatentsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Patents [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PercentageOfProbabilitiesOfContingentConsiderationSuccessfulAchievementMilestoneDiscountRatesRange_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Percentage of probabilities of contingent consideration successful achievement of specified product gross margin targets discount rates range</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PercentageOfProbabilitiesOfContingentConsiderationSuccessfulAchievementMilestoneDiscountRatesRange_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Percentage Of Probabilities Of Contingent Consideration Successful Achievement Milestone Discount Rates Range</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PercentageOfProbabilitiesOfContingentConsiderationSuccessfulAchievementMilestoneDiscountRatesRange_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Percentage of probabilities of contingent consideration successful achievement milestone discount rates range.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SegmentReportingAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Segment Reporting [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PrepaymentOfMilestonePayment_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Prepaid milestone payment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PrepaymentOfMilestonePayment_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Prepayment of Milestone Payment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PrepaymentOfMilestonePayment_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Prepayment of milestone payment.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_SecurityExchangeName_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Security Exchange Name</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_SecurityExchangeName_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Security Exchange Name</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeasesRentExpenseNet_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Operating Leases, Rent Expense, Net, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeasesRentExpenseNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Rent expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeasesRentExpenseNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Leases, Rent Expense, Net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Recent Issued Accounting Standards</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">New Accounting Pronouncements, Policy [Policy Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PreferredStockSharesIssued_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Preferred Stock, Shares Issued, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PreferredStockSharesIssued_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Preferred stock, issued</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PreferredStockSharesIssued_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Preferred Stock, Shares Issued</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PreferredStockSharesAuthorized_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Preferred stock, authorized</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PreferredStockSharesAuthorized_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Preferred Stock, Shares Authorized</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_MilestonePayment_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Milestone payment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_MilestonePayment_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Milestone payment.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Finite Lived Intangible Assets [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Finite-Lived Intangible Assets [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentGross_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Property, Plant and Equipment, Gross, Ending Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentGross_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Property, Plant and Equipment, Gross, Beginning Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentGross_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Property, Plant and Equipment, Gross, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentGross_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Property and equipment, gross</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentGross_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Property, Plant and Equipment, Gross</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_OptionsToPurchaseCommonStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Options to Purchase Common Stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_OptionsToPurchaseCommonStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Options To Purchase Common Stock [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_OptionsToPurchaseCommonStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Options to purchase common stock.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_OrganizationAndDescriptionOfBusinessAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Organization And Description Of Business [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_OrganizationAndDescriptionOfBusinessAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Organization and description of business.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_RemainingCapacityUnderTenantImprovementAllowancesPriorToReimbursementsExpectedToBeReceived_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Remaining capacity under tenant improvement allowances prior to reimbursements expected to be received</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_RemainingCapacityUnderTenantImprovementAllowancesPriorToReimbursementsExpectedToBeReceived_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Remaining capacity under tenant improvement allowances prior to reimbursements expected to be received.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NotesPayable_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Notes payable, total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NotesPayable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Notes Payable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_FairValueMeasurementWithUnobservableInputsPaymentsOfContingentConsideration_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Payments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_FairValueMeasurementWithUnobservableInputsPaymentsOfContingentConsideration_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Payments of contingent consideration</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_FairValueMeasurementWithUnobservableInputsPaymentsOfContingentConsideration_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Measurement with Unobservable Inputs Payments of Contingent Consideration</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_FairValueMeasurementWithUnobservableInputsPaymentsOfContingentConsideration_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Fair value measurement with unobservable inputs payments of contingent consideration.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Operating lease right-of-use asset obtained in exchange for lease liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Right-of-Use Asset Obtained in Exchange for Operating Lease Liability</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquitySecuritiesByIndustryAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Industry Sector</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquitySecuritiesByIndustryAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Industry Sector [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_CashCollateralizedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash Collateralized</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_CashCollateralizedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash Collateralized [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_CashCollateralizedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Cash collateralized.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessAcquisitionAcquireeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Business Acquisition, Acquiree</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessAcquisitionAcquireeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Acquisition, Acquiree [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancialInstrumentAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financial Instrument [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WarrantsAndRightsOutstandingTerm_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Warrants and Rights Outstanding, Term</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WarrantsAndRightsOutstandingTerm_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Warrants expected term</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfWarrantOrRightTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Class Of Warrant Or Right [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfWarrantOrRightTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class of Warrant or Right [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Exercise of stock options</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period, Value, Stock Options Exercised</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityEmergingGrowthCompany_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Emerging Growth Company</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityEmergingGrowthCompany_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Emerging Growth Company</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_AmendmentFlag_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amendment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_AmendmentFlag_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Amendment Flag</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_AmendmentFlag_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Amendment Flag</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_LincolnParkMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Lincoln Park</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_LincolnParkMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lincoln Park Member</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_LincolnParkMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Lincoln Park.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfAccruedLiabilitiesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Accrued Liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfAccruedLiabilitiesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Accrued Liabilities [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_CellCartaLicenseMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">CellCarta License</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_CellCartaLicenseMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cell Carta License [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_CellCartaLicenseMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">CellCarta License.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_ScheduleOfFutureMinimumRentalPaymentsForOperatingAndFinanceLeases_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Schedule of future minimum Rental payments for operating and finance leases.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_ScheduleOfFutureMinimumRentalPaymentsForOperatingAndFinanceLeases_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Summary of Future Minimum Lease Payments for Operating and Finance Leases</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_ScheduleOfFutureMinimumRentalPaymentsForOperatingAndFinanceLeases_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of Future Minimum Rental Payments for Operating and Financing Leases</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_ScheduleOfFutureMinimumRentalPaymentsForOperatingAndFinanceLeases_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Future Minimum Rental Payments for Operating and Finance Leases</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IPOMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">IPO</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IPOMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Initial Public Offering</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IPOMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">IPO [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BasisOfAccountingPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Basis of Presentation</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Future Estimated Amortization Expense of Intangible Assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_SupplementalCashFlowInformationLeasesFinanceTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Supplemental Cash Flow Information Associated with Leasing Activities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_SupplementalCashFlowInformationLeasesFinanceTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Supplemental Cash Flow Information Leases Operating and Finance [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_SupplementalCashFlowInformationLeasesFinanceTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Supplemental cash flow information leases operating and finance.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_ThirdAmendmentToApaAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Third Amendment to APA Agreement</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_ThirdAmendmentToApaAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Third Amendment to APA Agreement [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_ThirdAmendmentToApaAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Third amendment to APA agreement member.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LeasesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Leases [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByEachWarrantOrRight_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Warrant issued to purchase shares</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByEachWarrantOrRight_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Warrant issued to purchase shares</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByEachWarrantOrRight_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class of Warrant or Right, Number of Securities Called by Each Warrant or Right</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityFileNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity File Number</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityFileNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Securities Act File Number</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_AccretionOfLeaseLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Accretion of lease liability.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_AccretionOfLeaseLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accretion Of Lease Liability</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_AccretionOfLeaseLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accretion of lease liability</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value Liabilities Measured On Recurring Basis Unobservable Input Reconciliation [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConvertiblePreferredStockTermsOfConversion_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Preferred Stock, Convertible, Terms</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PeriodOfEscalationsOfSales_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Period of escalations of sales</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PeriodOfEscalationsOfSales_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Period Of Escalations Of Sales</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PeriodOfEscalationsOfSales_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Period of escalations of sales.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsPayableMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accounts Payable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsPayableMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounts Payable [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Operating leases, Remainder of 2024</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Lease, Liability, to be Paid, Remainder of Fiscal Year</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Operating leases, Remainder of 2022</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_LesseeOperatingAndFinanceLeasesTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Leases</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_LesseeOperatingAndFinanceLeasesTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee Operating and Finance Leases [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_LesseeOperatingAndFinanceLeasesTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Lessee operating and finance leases.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfWarrantOrRighstDateFromWhichWarrantsOrRightsExercisable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Warrants expiration date</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfWarrantOrRighstDateFromWhichWarrantsOrRightsExercisable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class of Warrant or Right, Date from which Warrants or Rights Exercisable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Cash, cash equivalents, and restricted cash &#8209; beginning of period</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Cash, cash equivalents, and restricted cash &#8209; end of period</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash and cash equivalents and restricted cash</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BalanceSheetRelatedDisclosuresAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Balance Sheet Related Disclosures [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_SeriesB1ConvertiblePreferredStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Series B1 Convertible Preferred Stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_SeriesB1ConvertiblePreferredStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Series B1 Convertible Preferred Stock [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_SeriesB1ConvertiblePreferredStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Series B-1 Convertible Preferred Stock.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_ProceedsFromIssuanceOfCommonStockNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net proceeds</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_ProceedsFromIssuanceOfCommonStockNet_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Net proceeds from sale of common shares after deducting underwriting discounts and commissions and offering expenses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_ProceedsFromIssuanceOfCommonStockNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds From Issuance Of Common Stock Net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_ProceedsFromIssuanceOfCommonStockNet_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Proceeds from issuance of common stock net.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_LicenseAgreementExpiryDate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">License expiry date</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_LicenseAgreementExpiryDate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">License Agreement Expiry Date</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_LicenseAgreementExpiryDate_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">License agreement expiry date.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Payment Arrangement [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WarrantsAndRightsOutstandingMeasurementInput_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Warrants and Rights Outstanding, Measurement Input</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WarrantsAndRightsOutstandingMeasurementInput_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Warrants and rights outstanding, measurement input</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingRollForward_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Non-Option Equity Instruments, Outstanding [Roll Forward]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PrincipalRepaymentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Principal Repayment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PrincipalRepaymentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Principal Repayment [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PrincipalRepaymentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Principal repayment member.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_DebtIssuanceCostsIncludedInAccountsPayableAndOtherAccruedLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt issuance costs included in accounts payable and other accrued liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_DebtIssuanceCostsIncludedInAccountsPayableAndOtherAccruedLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Debt issuance costs included in Accounts payable and other accrued liabilities.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_DebtIssuanceCostsIncludedInAccountsPayableAndOtherAccruedLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Issuance Costs Included in Accounts Payable and Other Accrued Liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsPayableCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Accounts Payable, Current, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsPayableCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accounts payable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsPayableCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounts Payable, Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt Instrument</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EstimateOfFairValueFairValueDisclosureMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EstimateOfFairValueFairValueDisclosureMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Estimate of Fair Value Measurement [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Weighted Average Grant Date Fair Value Per Share, March 31, 2024</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value, Beginning Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted average grant date fair value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfIntangibleAssetsAndGoodwillTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Intangible Assets, Excluding Goodwill</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingExpenses_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total operating expenses</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SchedulesOfConcentrationOfRiskByRiskFactorTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of Revenue and Accounts Receivable by Third-party Payors and Other Customers</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2025</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_AreaOfOfficeSpaceLeased_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Area of office space leased</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_AreaOfOfficeSpaceLeased_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Area of Office Space Leased</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_AreaOfOfficeSpaceLeased_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Area of office space leased.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressAddressLine2_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Address, Address Line Two</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressAddressLine2_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Address, Address Line Two</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PreferredStockValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Preferred stock, $0.001 par value, 5,000,000 authorized; 0 (2024 and 2023) issued and outstanding</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PreferredStockValue_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Preferred Stock, Value, Issued, Beginning Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PreferredStockValue_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Preferred Stock, Value, Issued, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PreferredStockValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Preferred Stock, Value, Issued</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntitySmallBusiness_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Small Business</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntitySmallBusiness_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Small Business</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityShellCompany_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Entity Shell Company</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityShellCompany_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Shell Company</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InvestmentTypeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Investment Type [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromDebtNetOfIssuanceCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Proceeds from net of debt issuance costs and original issue discounts</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Warrant, exercise price</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class of Warrant or Right, Exercise Price of Warrants or Rights</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfWarrantOrRightDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Class of Warrant or Right</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfWarrantOrRightDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class of Warrant or Right [Domain]</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Payment Arrangement, Nonvested Award, Excluding Option, Cost Not yet Recognized, Amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesNoncurrentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Non&#8209;current liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesNoncurrentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Liabilities, Noncurrent [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ComputerEquipmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Computer Equipment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ComputerEquipmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Computer Equipment [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net Loss per Common Share</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Earnings Per Share [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriod_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Stock Options, Forfeited/canceled</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Forfeitures and Expirations in Period</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_ExistingShareholdersMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Existing Shareholders</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_ExistingShareholdersMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Shareholders</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_ExistingShareholdersMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">existing shareholders member</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_ExistingShareholdersMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">existing shareholders.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PrepaymentPremiumPercentageOfAggregateOutstandingPrincipalAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Prepayment premium percentage of aggregate outstanding principal amount.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PrepaymentPremiumPercentageOfAggregateOutstandingPrincipalAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Prepayment premium percentage of aggregate outstanding principal amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PrepaymentPremiumPercentageOfAggregateOutstandingPrincipalAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Prepayment premium percentage of aggregate outstanding principal amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressAddressLine1_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Address, Address Line One</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressAddressLine1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Address, Address Line One</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SalesRevenueNetMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Revenue</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SalesRevenueNetMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Revenue Benchmark [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_NumberOfOfficers_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Number of officers.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_NumberOfOfficers_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Number of Officers</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_NumberOfOfficers_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of officers</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="stpr_KS_lbl" xlink:role="http://www.xbrl.org/2003/role/label">KANSAS</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Antidilutive Securities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Antidilutive Securities [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherLiabilitiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other current liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherLiabilitiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Liabilities, Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherLiabilitiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Other Liabilities, Current, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MeasurementInputPriceVolatilityMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Measurement Input, Price Volatility [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MeasurementInputPriceVolatilityMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Volatility</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SupplementalBalanceSheetDisclosuresTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Supplementary Balance Sheet Information</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SupplementalBalanceSheetDisclosuresTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Supplemental Balance Sheet Disclosures [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsGross_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Finite-Lived Intangible Assets, Gross, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsGross_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Intangible assets subject to amortization, Cost</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsGross_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Assets, Gross</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RestrictedCash_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Restricted Cash, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RestrictedCash_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Restricted cash</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RestrictedCash_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Restricted Cash</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_RepurchaseMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Repurchase</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_RepurchaseMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Repurchase [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_RepurchaseMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Repurchase.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedWeightedAverageGrantDateFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Weighted Average Grant Date Fair Value Per Share, January 1, 2024</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedWeightedAverageGrantDateFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Option, Nonvested, Weighted Average Exercise Price</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedWeightedAverageGrantDateFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Share-based Compensation Arrangement by Share-based Payment Award, Option, Nonvested, Weighted Average Exercise Price, Ending Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsequentEventTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Subsequent Event Type [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Weighted average exercise price, Forfeited/canceled</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share Based Compensation Arrangement By Share Based Payment Award Non Options Forfeitures And Expirations In Period Weighted Average Exercise Price</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Share based compensation arrangement by share based payment award non-options forfeitures and expirations in period weighted average exercise price.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeStatementLocationAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Income Statement Location</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeStatementLocationAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Statement Location [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2026 and thereafter</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long-Term Debt, Maturity, Year Three</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongtermDebtTypeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Long-term Debt, Type</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongtermDebtTypeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long-Term Debt, Type [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProfitLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net Income (Loss), Including Portion Attributable to Noncontrolling Interest, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProfitLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net loss</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProfitLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Net Income (Loss), Including Portion Attributable to Noncontrolling Interest</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_IntangibleAssetsAccumulatedAmortizationExcludingGoodwill_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Intangible assets, Accumulated Amortization</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_IntangibleAssetsAccumulatedAmortizationExcludingGoodwill_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Intangible Assets Accumulated Amortization Excluding Goodwill</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_IntangibleAssetsAccumulatedAmortizationExcludingGoodwill_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount of accumulated amortization of intangible assets, excluding goodwill.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value Liabilities Measured On Recurring Basis Unobservable Input Reconciliation [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_InterestRateOnExtraAllowanceAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest rate on extra allowance amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_InterestRateOnExtraAllowanceAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Rate on Extra Allowance Amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_InterestRateOnExtraAllowanceAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Interest rate on extra allowance amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SeriesCPreferredStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Series C Preferred Stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SeriesCPreferredStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Series C Preferred Stock [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueInputsLevel2Member_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Level 2</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueInputsLevel2Member_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Inputs, Level 2 [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestBearingDepositsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest-bearing Deposits</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestBearingDepositsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest-Bearing Deposits [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesIssuedInPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Shares issued</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesIssuedInPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Shares Issued in Period</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Price per share</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share Price</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationContingentConsiderationLiabilityCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Current portion of contingent consideration</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationContingentConsiderationLiabilityCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination, Contingent Consideration, Liability, Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentCarryingAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Notes/Loan payable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentCarryingAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long-Term Debt, Gross</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Finance lease right-of-use assets obtained in exchange for lease liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Right-of-Use Asset Obtained in Exchange for Finance Lease Liability</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_ProductOrServiceAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Product and Service</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_ProductOrServiceAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Product and Service [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContractWithCustomerLiabilityNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Non-current deferred revenue</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContractWithCustomerLiabilityNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Contract with Customer, Liability, Noncurrent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_Security12bTitle_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Title of 12(b) Security</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_Security12bTitle_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Title of 12(b) Security</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Intangible assets subject to amortization, Accumulated Amortization</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Assets, Accumulated Amortization</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PerceptiveTermLoanMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Perceptive Term Loan</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PerceptiveTermLoanMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Perceptive term loan member.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PerceptiveTermLoanMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Perceptive Term Loan [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PerceptiveTermLoanMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Perceptive Term Loan Facility</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_SharesCommittedUnderESPPMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Shares Committed Under ESPP</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_SharesCommittedUnderESPPMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Shares Committed Under E S P P [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_SharesCommittedUnderESPPMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Shares committed under ESPP.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquitySecuritiesIndustryMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Industry Sector</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquitySecuritiesIndustryMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Industry Sector [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InvestmentTypeCategorizationMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Investments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InvestmentTypeCategorizationMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Investments [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TrademarksMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Trademarks</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TrademarksMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Trademarks [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash flows from investing activities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Net Cash Provided by (Used in) Investing Activities [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CarryingReportedAmountFairValueDisclosureMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Carrying Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CarryingReportedAmountFairValueDisclosureMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Reported Value Measurement [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsExercised_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Exercised, warrants</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsExercised_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Non-Option Equity Instruments, Exercised</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LineOfCredit_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Long-term Line of Credit</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LineOfCredit_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long-Term Line of Credit</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LineOfCredit_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Long-term Line of Credit, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PortionAtFairValueFairValueDisclosureMember_lbl" xlink:role="http://fasb.org/us-gaap/role/label/axisDefault">Portion at Fair Value Measurement [Member] [Default]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PortionAtFairValueFairValueDisclosureMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value Disclosure Item Amounts [Default]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PortionAtFairValueFairValueDisclosureMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Portion at Fair Value Measurement [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConcentrationRiskTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Concentration Risk [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConcentrationRiskTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Concentration Risk [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Long-Lived Tangible Asset</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long-Lived Tangible Asset [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueRecurringBasisUnobservableInputReconciliationLiabilityGainLossStatementOfIncomeExtensibleList_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Liability, Recurring Basis, Unobservable Input Reconciliation, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_IntegratedDiagnosticsAssetPurchaseAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Integrated Diagnostics Asset Purchase Agreement</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_IntegratedDiagnosticsAssetPurchaseAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Integrated Diagnostics Asset Purchase Agreement [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_IntegratedDiagnosticsAssetPurchaseAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Integrated diagnostics asset purchase agreement member.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsequentEventTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Subsequent Event [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_LitigationClaimsAndAssessmentsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Litigation Claims and Assessments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_LitigationClaimsAndAssessmentsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Litigation Claims And Assessments [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_LitigationClaimsAndAssessmentsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Litigation claims and assessments.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Restricted Cash</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash and Cash Equivalents, Restricted Cash and Cash Equivalents, Policy [Policy Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationAwardTrancheThreeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Payment Arrangement, Tranche Three [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationAwardTrancheThreeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Tranche C Loan</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContingentConsiderationByTypeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Contingent Consideration by Type</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContingentConsiderationByTypeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Contingent Consideration by Type [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardPlanModificationNumberOfEmployeesAffected_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Payment Arrangement, Plan Modification, Number of Grantees Affected</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardPlanModificationNumberOfEmployeesAffected_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of eligible holders elected to exchange</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_VehiclesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Vehicles</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_VehiclesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Vehicles [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Remainder of 2024</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Asset, Expected Amortization, Remainder of Fiscal Year</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted Average Contractual Life (Years), Exercisable - March 31, 2024</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_AVEOOncologyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">AVEO Oncology</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_AVEOOncologyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">A V E O Oncology [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_AVEOOncologyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Aveo oncology.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Common Stock, Shares, Outstanding, Ending Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Common Stock, Shares, Outstanding, Beginning Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common stock, outstanding</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock, Shares, Outstanding</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_IntegratedDiagnosticsIncMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Integrated Diagnostics, Inc</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_IntegratedDiagnosticsIncMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Integrated Diagnostics Inc [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_IntegratedDiagnosticsIncMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Integrated Diagnostics, Inc.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Share-Based Compensation</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Payment Arrangement [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted Average Grant Date Fair Value Per Share, Forefeited/canceled</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_BusinessCombinationContingentConsiderationShares_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Contingent consideration shares</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_BusinessCombinationContingentConsiderationShares_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination Contingent Consideration Shares</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_BusinessCombinationContingentConsiderationShares_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Business combination contingent consideration shares.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConcentrationRiskTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Concentration Risk Type</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConcentrationRiskTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Concentration Risk Type [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeStatementLocationDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Income Statement Location</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeStatementLocationDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Statement Location [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Weighted Average Exercise Price, Granted</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Grants in Period, Weighted Average Exercise Price</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Exercise price of options granted</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_CommitmentSharesIssuableOnConditionalBasis_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Commitment shares issuable on conditional basis</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_CommitmentSharesIssuableOnConditionalBasis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Commitment Shares Issuable on Conditional Basis</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_CommitmentSharesIssuableOnConditionalBasis_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Commitment shares issuable on conditional basis.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentType_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Document Type</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentType_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Document Type</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentType_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Document Type</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Shares of common stock issued upon conversion of Series A preferred stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period, Shares, Conversion of Convertible Securities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_AreaOfLeasedPremisedObligatedToPayBaseRent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Area of leased premised obligated to pay base rent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_AreaOfLeasedPremisedObligatedToPayBaseRent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Area of Leased Premised Obligated to Pay Base Rent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_AreaOfLeasedPremisedObligatedToPayBaseRent_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Area of leased premised obligated to pay base rent.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_SaleOfStockStockIssuablePerDayValue_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Stock issuable per day, value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_SaleOfStockStockIssuablePerDayValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Sale of Stock, Stock Issuable Per Day, Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_SaleOfStockStockIssuablePerDayValue_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Sale of Stock, stock issuable per day, value.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value by Liability Class</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value by Liability Class [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Net Cash Provided by (Used in) Investing Activities</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_DiligenceExpenseAndLegalFees_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Diligence expense and legal fees.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_DiligenceExpenseAndLegalFees_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Diligence Expense and Legal Fees</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentQuarterlyReport_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Document Quarterly Report</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_StockIssuedDuringPeriodSharesStockOptionsCancelledUnderTheOptionExchange_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Stock Options, Cancelled under the Option Exchange</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_RepurchaseAgreementCounterpartyNameDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Counterparty Name</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_RepurchaseAgreementCounterpartyNameDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Counterparty Name [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net cash and cash equivalents and restricted cash provided by (used in) financing activities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Net Cash Provided by (Used in) Financing Activities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_AccruedClinicalTrialExpenseCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accrued clinical trial expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_AccruedClinicalTrialExpenseCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accrued Clinical Trial Expense Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_AccruedClinicalTrialExpenseCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Accrued clinical trial expense current.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentRedemptionPeriodDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt Instrument, Redemption, Period</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentRedemptionPeriodDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument, Redemption, Period [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityFilerCategory_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Filer Category</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityFilerCategory_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Filer Category</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BalanceSheetLocationDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Balance Sheet Location</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BalanceSheetLocationDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Balance Sheet Location [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInOtherNoncurrentAssets_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Other long-term assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInOtherNoncurrentAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase (Decrease) in Other Noncurrent Assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_SaleOfStockSharesIssuedAsCommitmentFee_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Shares issued as commitment fee</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_SaleOfStockSharesIssuedAsCommitmentFee_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Sale of Stock, Shares Issued as Commitment Fee</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_SaleOfStockSharesIssuedAsCommitmentFee_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Sale of stock, shares issued as commitment fee.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NonoperatingIncomeExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total other expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NonoperatingIncomeExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Nonoperating Income (Expense)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentRedemptionPeriodThreeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">After Second Anniversary, Prior to October 19, 2025</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentRedemptionPeriodThreeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument, Redemption, Period Three [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CapitalExpendituresIncurredButNotYetPaid_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Noncash purchases of property and equipment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CapitalExpendituresIncurredButNotYetPaid_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Capital Expenditures Incurred but Not yet Paid</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Liabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Liabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Property Plant And Equipment [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Property, Plant and Equipment [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total stockholders' (deficit) equity</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Balances</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Balances</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity, Attributable to Parent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PrimarySourcesOfRevenueDescription_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Primary sources of revenue, description</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PrimarySourcesOfRevenueDescription_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Primary Sources Of Revenue Description</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PrimarySourcesOfRevenueDescription_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Primary sources of revenue description.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PurchasedTechnologyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Purchased Technology</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PurchasedTechnologyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Purchased Technology [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PurchasedTechnologyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Purchased technology.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IntangibleAssetsNetExcludingGoodwill_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Intangible assets, Net Carrying Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IntangibleAssetsNetExcludingGoodwill_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Intangible assets, net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IntangibleAssetsNetExcludingGoodwill_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Intangible Assets, Net (Excluding Goodwill)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetIncomeLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Net loss attributable to common stockholders</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetIncomeLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net loss</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Interest Expense, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestExpense_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Interest expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Interest expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfStockDisclosuresAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class of Stock Disclosures [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value of Financial Instruments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Measurement, Policy [Policy Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PreferredStockTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Convertible Preferred Stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PreferredStockTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Preferred Stock [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementOfFinancialPositionAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statement of Financial Position [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted-average shares outstanding, diluted</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Weighted Average Number of Shares Outstanding, Diluted</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Weighted Average Number of Shares Outstanding, Diluted, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_WeightedAveragePricePerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Weighted average price per share.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_WeightedAveragePricePerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Weighted Average Price Per Share</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_WeightedAveragePricePerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted average price per share</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CreditFacilityAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Credit Facility [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseRightOfUseAssetAmortizationExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Amortization of lease right-of-use assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseRightOfUseAssetAmortizationExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amortization of operating lease right-of-use assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseRightOfUseAssetAmortizationExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Lease, Right-of-Use Asset, Periodic Reduction</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharesIssuedPricePerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Price per share</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharesIssuedPricePerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Shares Issued, Price Per Share</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherIncomeAndExpensesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other (expense) income:</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherIncomeAndExpensesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Income and Expenses [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Liabilities Measured on Recurring Basis [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Reported Fair values of Contingent Consideration and Warrant Liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_NSCLCPOCTrialMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">NSCLC POC Trial</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_NSCLCPOCTrialMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">N S C L C P O C Trial [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_NSCLCPOCTrialMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Nsclc poc trial.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_TermLoanPartialRepaymentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2021 Term Loan Partial Repayment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_TermLoanPartialRepaymentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">2021 Term Loan Partial Repayment [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_TermLoanPartialRepaymentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">2021 term loan partial repayment.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_FiniteLivedIntangibleAssetsAmortizationExpenseYearFiveAndThereafter_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2029 and thereafter</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_FiniteLivedIntangibleAssetsAmortizationExpenseYearFiveAndThereafter_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite Lived Intangible Assets Amortization Expense Year Five And Thereafter</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_FiniteLivedIntangibleAssetsAmortizationExpenseYearFiveAndThereafter_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Finite lived intangible assets amortization expense year five and thereafter.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_StockIssuableDuringPeriodValueCommittedShares_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Common stock issuable, committed to purchase</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_StockIssuableDuringPeriodValueCommittedShares_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issuable During Period, Value, Committed Shares</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_StockIssuableDuringPeriodValueCommittedShares_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Stock issuable during period, value, committed shares.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PatentCostsIncludedInAccruedLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Patent costs included in accrued liabilities.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PatentCostsIncludedInAccruedLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Patent Costs Included In Accrued liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_PatentCostsIncludedInAccruedLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Patent costs included in Accrued liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Operating leases, Weighted-average remaining lease term (in years)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Lease, Weighted Average Remaining Lease Term</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_TwoThousandTwentyOneTermLoanAmendmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2021 Term Loan Amendment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_TwoThousandTwentyOneTermLoanAmendmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Two Thousand Twenty One Term Loan Amendment [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_TwoThousandTwentyOneTermLoanAmendmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Two Thousand Twenty One Term Loan Amendment.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_UseOfEstimates_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Use of Estimates</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_UseOfEstimates_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Use of Estimates, Policy [Policy Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Income Taxes</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Tax Disclosure [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_ShareBasedCompensationArrangementsByShareBasedPaymentAwardNonOptionsExercisesInPeriodWeightedAverageExercisePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted average exercise price, Exercised</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_ShareBasedCompensationArrangementsByShareBasedPaymentAwardNonOptionsExercisesInPeriodWeightedAverageExercisePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share Based Compensation Arrangements By Share Based Payment Award Non Options Exercises In Period Weighted Average Exercise Price</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bdsx_ShareBasedCompensationArrangementsByShareBasedPaymentAwardNonOptionsExercisesInPeriodWeightedAverageExercisePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Share based compensation arrangements by share based payment award non options exercises in period weighted average exercise price.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Weighted Average Exercise Price, Outstanding - March 31, 2024</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Weighted Average Exercise Price, Outstanding - January 1, 2024</link:label>
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  <xsd:element id="bdsx_SummaryOfSignificantAccountingPoliciesTable" name="SummaryOfSignificantAccountingPoliciesTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_TwoThousandAndTwentyOneTermLoanPartialRepaymentInApril2022Member" name="TwoThousandAndTwentyOneTermLoanPartialRepaymentInApril2022Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_FourthMilestonePaymentAndInterest" name="FourthMilestonePaymentAndInterest" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="bdsx_ShareBasedCompensationArrangementsByShareBasedPaymentAwardNonOptionsGrantsInPeriodWeightedAverageExercisePrice" name="ShareBasedCompensationArrangementsByShareBasedPaymentAwardNonOptionsGrantsInPeriodWeightedAverageExercisePrice" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bdsx_EstimatedPaymentToThirdParties" name="EstimatedPaymentToThirdParties" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="bdsx_LPCFacilityMember" name="LPCFacilityMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_SeriesA2PreferredStockMember" name="SeriesA2PreferredStockMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_PercentageOfRoyaltyPaymentsNotRequiredToPayOnNetRevenue" name="PercentageOfRoyaltyPaymentsNotRequiredToPayOnNetRevenue" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bdsx_LeaseAgreementNumberOfOptionsToExtend" name="LeaseAgreementNumberOfOptionsToExtend" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bdsx_BusinessCombinationContingentConsiderationShares" name="BusinessCombinationContingentConsiderationShares" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bdsx_NumberOfMilestonePaymentsRemaining" name="NumberOfMilestonePaymentsRemaining" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bdsx_Rule10B51ArrModifiedFlag" name="Rule10B51ArrModifiedFlag" type="xbrli:booleanItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bdsx_InterestExpenseDueToPassageOfTimeAndFixedPaymentSchedule" name="InterestExpenseDueToPassageOfTimeAndFixedPaymentSchedule" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="bdsx_PerceptiveTermLoanMember" name="PerceptiveTermLoanMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_NotesPayable2018NotesMember" name="NotesPayable2018NotesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_MilestonePayment" name="MilestonePayment" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="bdsx_RemainingCapacityUnderTenantImprovementAllowancesPriorToReimbursementsExpectedToBeReceived" name="RemainingCapacityUnderTenantImprovementAllowancesPriorToReimbursementsExpectedToBeReceived" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="bdsx_PublicOfferingPricePerShareOfCommonStock" name="PublicOfferingPricePerShareOfCommonStock" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bdsx_BusinessCombinationContingentConsiderationFinalPayment" name="BusinessCombinationContingentConsiderationFinalPayment" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="bdsx_SharesIssuedAsCommitmentFeeValue" name="SharesIssuedAsCommitmentFeeValue" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="bdsx_BaseRentPerMonthFromCommencementDate" name="BaseRentPerMonthFromCommencementDate" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="bdsx_ContingentConsiderationMember" name="ContingentConsiderationMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_FairValueMeasurementWithUnobservableInputsPaymentsOfContingentConsideration" name="FairValueMeasurementWithUnobservableInputsPaymentsOfContingentConsideration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="bdsx_IssuanceOfPerceptiveWarrants" name="IssuanceOfPerceptiveWarrants" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="bdsx_DirectCostsAndExpensesMember" name="DirectCostsAndExpensesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_TenantImprovementAllowancesReceived" name="TenantImprovementAllowancesReceived" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="bdsx_PercentageOfDevelopmentAndRegulatoryCosts" name="PercentageOfDevelopmentAndRegulatoryCosts" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false"/>
  <xsd:element id="bdsx_PromissoryNoteTwoMember" name="PromissoryNoteTwoMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_CommonSharesInPublicOfferingsShares" name="CommonSharesInPublicOfferingsShares" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bdsx_AdjustmentsToAdditionalPaidInCapitalDeferredOfferingCosts" name="AdjustmentsToAdditionalPaidInCapitalDeferredOfferingCosts" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="bdsx_StockIssuedDuringPeriodValuesForDeferredOfferingCosts" name="StockIssuedDuringPeriodValuesForDeferredOfferingCosts" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="bdsx_PercentageOfRoyaltyPaymentsOnNetRevenue" name="PercentageOfRoyaltyPaymentsOnNetRevenue" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bdsx_BonusToOptionsProgramMember" name="BonusToOptionsProgramMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_OriginalIssuanceDiscount" name="OriginalIssuanceDiscount" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="bdsx_FirstAmendmentMember" name="FirstAmendmentMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_NumberOfOfficers" name="NumberOfOfficers" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bdsx_CommonStockPurchaseAgreementMember" name="CommonStockPurchaseAgreementMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_AdditionalWarrantsAmount" name="AdditionalWarrantsAmount" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="bdsx_WarrantLiabilityMember" name="WarrantLiabilityMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_SaleOfStockSharesIssuedAsCommitmentFee" name="SaleOfStockSharesIssuedAsCommitmentFee" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bdsx_AtTheMarketFacilityMember" name="AtTheMarketFacilityMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_RevenueShareAgreementMember" name="RevenueShareAgreementMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_DeferredOfferingCostsIncludedInAccruedLiabilities" name="DeferredOfferingCostsIncludedInAccruedLiabilities" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="bdsx_PaymentsForProceedsFromPatentCostsAndIntangibleAssetAcquisitionNet" name="PaymentsForProceedsFromPatentCostsAndIntangibleAssetAcquisitionNet" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="bdsx_CARESActMember" name="CARESActMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_StockIssuableDuringPeriodValueCommittedShares" name="StockIssuableDuringPeriodValueCommittedShares" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="bdsx_LeasedPropertyBuildingCapacity" name="LeasedPropertyBuildingCapacity" type="dtr-types:areaItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false"/>
  <xsd:element id="bdsx_LeaseCommencementDate" name="LeaseCommencementDate" type="xbrli:dateItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bdsx_SaleOfStockStockIssuablePerDayValue" name="SaleOfStockStockIssuablePerDayValue" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="bdsx_PercentageOfLicenseIncomeGeneratedFromLicensing" name="PercentageOfLicenseIncomeGeneratedFromLicensing" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bdsx_AdditionalTenantImprovementAllowanceAmount" name="AdditionalTenantImprovementAllowanceAmount" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="bdsx_LessorReimbursementsReceived" name="LessorReimbursementsReceived" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="bdsx_RemainingEstimatedObligation" name="RemainingEstimatedObligation" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="bdsx_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionCancelledUnderTheOptionExchangeWeightedAverageExercisePrice" name="ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionCancelledUnderTheOptionExchangeWeightedAverageExercisePrice" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bdsx_RevenueShareExpenses" name="RevenueShareExpenses" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="bdsx_OperatingLeaseRightOfUseAssetAccretionAmortizationExpense" name="OperatingLeaseRightOfUseAssetAccretionAmortizationExpense" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="bdsx_FairValueMeasurementWithUnobservableInputsInterestExpense" name="FairValueMeasurementWithUnobservableInputsInterestExpense" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="bdsx_StockIssuedDuringPeriodSharesForDeferredOfferingCosts" name="StockIssuedDuringPeriodSharesForDeferredOfferingCosts" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bdsx_ThirdAmendmentToOur2021TermLoanMember" name="ThirdAmendmentToOur2021TermLoanMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_AreaOfOfficeSpaceLeased" name="AreaOfOfficeSpaceLeased" type="dtr-types:areaItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false"/>
  <xsd:element id="bdsx_CommonSharesInPublicOfferingsPricePerShare" name="CommonSharesInPublicOfferingsPricePerShare" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false"/>
  <xsd:element id="bdsx_PercentageOfDevelopmentAndRegulatoryCostsExercisedUsingOptOutRight" name="PercentageOfDevelopmentAndRegulatoryCostsExercisedUsingOptOutRight" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bdsx_StockOptionExchangeProgramMember" name="StockOptionExchangeProgramMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_DiagnosticTestsMember" name="DiagnosticTestsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_AprilTwoThousandTwentyFourOfferingMember" name="AprilTwoThousandTwentyFourOfferingMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_FiclatuzumabMember" name="FiclatuzumabMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_CommonStockIssuedForDeferredOfferingCosts" name="CommonStockIssuedForDeferredOfferingCosts" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="bdsx_DirectCostsAndExpenses" name="DirectCostsAndExpenses" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="bdsx_AstrazenecaUkMember" name="AstrazenecaUkMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_ReductionInContingentConsideration" name="ReductionInContingentConsideration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="bdsx_BiopharmaServicesAndOtherMember" name="BiopharmaServicesAndOtherMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_PrepaymentPremiumPercentageOfAggregateOutstandingPrincipalAmount" name="PrepaymentPremiumPercentageOfAggregateOutstandingPrincipalAmount" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bdsx_WeightedAverageLeaseTermDiscountRateFinanceOperatingTableTextBlock" name="WeightedAverageLeaseTermDiscountRateFinanceOperatingTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bdsx_BusinessAcquisitionContingentConsiderationNumberOfInstallments" name="BusinessAcquisitionContingentConsiderationNumberOfInstallments" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false"/>
  <xsd:element id="bdsx_CurrentPortionOfContingentConsiderationMember" name="CurrentPortionOfContingentConsiderationMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_AccruedInterestAmortizationOfDebtIssuanceCostsAndOther" name="AccruedInterestAmortizationOfDebtIssuanceCostsAndOther" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="bdsx_LeaseExpirationMonthYear" name="LeaseExpirationMonthYear" type="xbrli:gYearMonthItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bdsx_NumberOfCommercialBloodBasedTest" name="NumberOfCommercialBloodBasedTest" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bdsx_AtTheMarketOfferingMember" name="AtTheMarketOfferingMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_PrepaymentOfMilestonePayment" name="PrepaymentOfMilestonePayment" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="bdsx_TermOfRoyaltyPaymentsFromFirstCommercialSale" name="TermOfRoyaltyPaymentsFromFirstCommercialSale" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bdsx_SupplementalCashFlowInformationLeasesFinanceTableTextBlock" name="SupplementalCashFlowInformationLeasesFinanceTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bdsx_TwoThousandTwentyOneTermLoanMember" name="TwoThousandTwentyOneTermLoanMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_IntegratedDiagnosticsAssetPurchaseAgreementMember" name="IntegratedDiagnosticsAssetPurchaseAgreementMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_DeferredOfferingCostsExpensed" name="DeferredOfferingCostsExpensed" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="bdsx_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionsOutstandingWeightedAverageExercisePrice" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionsOutstandingWeightedAverageExercisePrice" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false"/>
  <xsd:element id="bdsx_SummaryOfSignificantAccountingPoliciesLineItems" name="SummaryOfSignificantAccountingPoliciesLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_SubscriptionAgreementsDescription" name="SubscriptionAgreementsDescription" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bdsx_TwoThousandTwentyOneTermLoanAmendmentMember" name="TwoThousandTwentyOneTermLoanAmendmentMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_OncimmuneLimitedMember" name="OncimmuneLimitedMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_RegistrationRightsAgreementMember" name="RegistrationRightsAgreementMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_AccruedClinicalTrialExpenseCurrent" name="AccruedClinicalTrialExpenseCurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="bdsx_LossMember" name="LossMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_SeriesA3PreferredStockMember" name="SeriesA3PreferredStockMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_ExitFeePayment" name="ExitFeePayment" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="bdsx_MinimumCashBalanceAtMaturityDate" name="MinimumCashBalanceAtMaturityDate" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="bdsx_SeriesEConvertiblePreferredStockWarrantsMember" name="SeriesEConvertiblePreferredStockWarrantsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_NSCLCPOCTrialMember" name="NSCLCPOCTrialMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_RepurchaseMember" name="RepurchaseMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_IndefiniteLivedIntangibleAssetsExcludingGoodwillGross" name="IndefiniteLivedIntangibleAssetsExcludingGoodwillGross" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="bdsx_IntegratedDiagnosticsIncMember" name="IntegratedDiagnosticsIncMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_OptionsAndRestrictedStockUnitsRSUsMember" name="OptionsAndRestrictedStockUnitsRSUsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_PercentageOfProbabilitiesOfContingentConsiderationSuccessfulAchievementMilestoneDiscountRatesRange" name="PercentageOfProbabilitiesOfContingentConsiderationSuccessfulAchievementMilestoneDiscountRatesRange" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bdsx_BusinessAcquisitionContingentConsiderationGrossMarginTargetPeriod" name="BusinessAcquisitionContingentConsiderationGrossMarginTargetPeriod" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bdsx_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bdsx_LicenseAgreementExpiryDate" name="LicenseAgreementExpiryDate" type="xbrli:gYearMonthItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bdsx_RentAfterFixedEscalationProvisions" name="RentAfterFixedEscalationProvisions" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="bdsx_OtherMember" name="OtherMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_StockIssuedDuringPeriodSharesStockOptionsCancelledUnderTheOptionExchange" name="StockIssuedDuringPeriodSharesStockOptionsCancelledUnderTheOptionExchange" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bdsx_LandlordContributionTowardsCostOfConstructionAndTenantImprovements" name="LandlordContributionTowardsCostOfConstructionAndTenantImprovements" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="bdsx_EquityFinancingProgramsMember" name="EquityFinancingProgramsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_NumberOfCancerTest" name="NumberOfCancerTest" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bdsx_OrganizationAndDescriptionOfBusinessAbstract" name="OrganizationAndDescriptionOfBusinessAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_PaymentOfEquityFinancingCosts" name="PaymentOfEquityFinancingCosts" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="bdsx_SharesIssuedOrIssuableThresholdLimitDescription" name="SharesIssuedOrIssuableThresholdLimitDescription" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bdsx_PerceptiveTermLoanFacilityMember" name="PerceptiveTermLoanFacilityMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_PercentageOfRevenueSharePaymentRelatedToNodifyCdtTestRecognizedRevenueForNonScreeningTests" name="PercentageOfRevenueSharePaymentRelatedToNodifyCdtTestRecognizedRevenueForNonScreeningTests" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bdsx_SeriesB1ConvertiblePreferredStockMember" name="SeriesB1ConvertiblePreferredStockMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_InitialWarrantsAmount" name="InitialWarrantsAmount" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="bdsx_CentennialValleyPropertiesILlcLeaseAgreementMember" name="CentennialValleyPropertiesILlcLeaseAgreementMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_MilestonePaymentExpirationDate" name="MilestonePaymentExpirationDate" type="xbrli:dateItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bdsx_SubscriptionAgreementsMember" name="SubscriptionAgreementsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_TheStateOfColoradoMember" name="TheStateOfColoradoMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFour" name="LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFour" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="bdsx_PurchaseAgreementTerm" name="PurchaseAgreementTerm" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bdsx_AtTheMoneyFacilityMember" name="AtTheMoneyFacilityMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_FourthAmendmentTo2021TermLoanMember" name="FourthAmendmentTo2021TermLoanMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_BusinessCombinationContingentConsiderationArrangementsCommonSharesRedemptionAmount" name="BusinessCombinationContingentConsiderationArrangementsCommonSharesRedemptionAmount" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="bdsx_PurchasedTechnologyMember" name="PurchasedTechnologyMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_TwoThousandTwentyOneTermLoanAndPromissoryNoteOneMember" name="TwoThousandTwentyOneTermLoanAndPromissoryNoteOneMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_PrimarySourcesOfRevenueDescription" name="PrimarySourcesOfRevenueDescription" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bdsx_CashCollateralizedLetterOfCreditMember" name="CashCollateralizedLetterOfCreditMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_CommitmentSharesIssuableOnConditionalBasis" name="CommitmentSharesIssuableOnConditionalBasis" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bdsx_MaximumPercentageOfCommonStockAllowedToPurchaseByCounterparty" name="MaximumPercentageOfCommonStockAllowedToPurchaseByCounterparty" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bdsx_ClassOfWarrantOrRightAdditionalWarrantsOrRightsExercisable" name="ClassOfWarrantOrRightAdditionalWarrantsOrRightsExercisable" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false"/>
  <xsd:element id="bdsx_LesseeOperatingAndFinanceLeasesTextBlock" name="LesseeOperatingAndFinanceLeasesTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bdsx_SecuritiesPurchaseAgreementsMember" name="SecuritiesPurchaseAgreementsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_ProceedsFromIssuanceOfCommonStockNet" name="ProceedsFromIssuanceOfCommonStockNet" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="bdsx_OperatingLeaseRightOfUseAssetsObtainedInExchangeForLeaseLiabilitiesAtAdoptionOfAsc842" name="OperatingLeaseRightOfUseAssetsObtainedInExchangeForLeaseLiabilitiesAtAdoptionOfAsc842" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="bdsx_PrincipalRepaymentMember" name="PrincipalRepaymentMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_YearOfEndingRoyaltyPaymentsFromFirstCommercialSale" name="YearOfEndingRoyaltyPaymentsFromFirstCommercialSale" type="xbrli:gYearItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bdsx_PercentageOfFeePaymentsOnNetSales" name="PercentageOfFeePaymentsOnNetSales" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bdsx_PercentageOfRoyaltyPaymentsOnNetSales" name="PercentageOfRoyaltyPaymentsOnNetSales" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bdsx_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThreeAndThereafter" name="LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThreeAndThereafter" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="bdsx_EquityFinancingCostsIncludedInAccountsPayableAndOtherAccruedLiabilities" name="EquityFinancingCostsIncludedInAccountsPayableAndOtherAccruedLiabilities" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="bdsx_AVEOOncologyMember" name="AVEOOncologyMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_ExistingShareholdersMember" name="ExistingShareholdersMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_NumberOfSubscriptionAgreementForWhichFinalClosingToBeDelayed" name="NumberOfSubscriptionAgreementForWhichFinalClosingToBeDelayed" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bdsx_StockIssuedDuringPeriodSharesStockOptionsGrantedUnderTheOptionExchange" name="StockIssuedDuringPeriodSharesStockOptionsGrantedUnderTheOptionExchange" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bdsx_DescriptionOfOfferingPeriodUnderPlan" name="DescriptionOfOfferingPeriodUnderPlan" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bdsx_TenantImprovementAllowancesExpectedToBeReceived" name="TenantImprovementAllowancesExpectedToBeReceived" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="bdsx_TwoThousandTwentyEquityIncentivePlanMember" name="TwoThousandTwentyEquityIncentivePlanMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionGrantedUnderTheOptionExchangeWeightedAverageExercisePrice" name="ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionGrantedUnderTheOptionExchangeWeightedAverageExercisePrice" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bdsx_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantedAggregateIntrinsicValue" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantedAggregateIntrinsicValue" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="bdsx_ProceedsFromIssuanceOfCommonStockUnderEmployeeStockPurchasePlan" name="ProceedsFromIssuanceOfCommonStockUnderEmployeeStockPurchasePlan" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="bdsx_MedicareMember" name="MedicareMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_SharesCommittedUnderESPPMember" name="SharesCommittedUnderESPPMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_IncreaseDecreaseInContingentConsideration" name="IncreaseDecreaseInContingentConsideration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="bdsx_ShareBasedCompensationArrangementsByShareBasedPaymentAwardNonOptionsExercisesInPeriodWeightedAverageExercisePrice" name="ShareBasedCompensationArrangementsByShareBasedPaymentAwardNonOptionsExercisesInPeriodWeightedAverageExercisePrice" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bdsx_SaleOfStockStockIssuablePerDayShares" name="SaleOfStockStockIssuablePerDayShares" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bdsx_CashCollateralizedMember" name="CashCollateralizedMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_TenantImprovementsIncurredDuringThePeriod" name="TenantImprovementsIncurredDuringThePeriod" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="bdsx_AccretionOfLeaseLiability" name="AccretionOfLeaseLiability" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="bdsx_FairValueLiabilitiesMeasuredOnRecurringBasisLineItems" name="FairValueLiabilitiesMeasuredOnRecurringBasisLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_OtherAssetsPolicyTextBlock" name="OtherAssetsPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bdsx_FiniteLivedIntangibleAssetsAmortizationExpenseYearFiveAndThereafter" name="FiniteLivedIntangibleAssetsAmortizationExpenseYearFiveAndThereafter" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="bdsx_SecondAmendmentMember" name="SecondAmendmentMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_LincolnParkMember" name="LincolnParkMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_SeriesGConvertiblePreferredStockWarrantsMember" name="SeriesGConvertiblePreferredStockWarrantsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_FairValueLiabilitiesMeasuredOnRecurringBasisTable" name="FairValueLiabilitiesMeasuredOnRecurringBasisTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_SeriesA1PreferredStockMember" name="SeriesA1PreferredStockMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_AreaOfLeasedPremisedObligatedToPayBaseRent" name="AreaOfLeasedPremisedObligatedToPayBaseRent" type="dtr-types:areaItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false"/>
  <xsd:element id="bdsx_ScheduleOfFutureMinimumRentalPaymentsForOperatingAndFinanceLeases" name="ScheduleOfFutureMinimumRentalPaymentsForOperatingAndFinanceLeases" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bdsx_ToBePaidOnSeptember302022Member" name="ToBePaidOnSeptember302022Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_DebtIssuanceCostsIncludedInAccountsPayableAndOtherAccruedLiabilities" name="DebtIssuanceCostsIncludedInAccountsPayableAndOtherAccruedLiabilities" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="bdsx_UnitedHealthcareMember" name="UnitedHealthcareMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_DeferredOfferingCostsAmortizedAgainstAdditionalPaidInCapital" name="DeferredOfferingCostsAmortizedAgainstAdditionalPaidInCapital" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="bdsx_MinimumAnnualVolumePercentageThereafter" name="MinimumAnnualVolumePercentageThereafter" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bdsx_BioRadLicenseMember" name="BioRadLicenseMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_ThirdAmendmentToApaAgreementMember" name="ThirdAmendmentToApaAgreementMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_TrancheBWarrantsMember" name="TrancheBWarrantsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_WarrantsForConvertiblePreferredStockTextBlock" name="WarrantsForConvertiblePreferredStockTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bdsx_IntangibleAssetsAccumulatedAmortizationExcludingGoodwill" name="IntangibleAssetsAccumulatedAmortizationExcludingGoodwill" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="bdsx_TwoThousandTwentyOneTermLoanPrincipalRepaymentMember" name="TwoThousandTwentyOneTermLoanPrincipalRepaymentMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_WeightedAveragePricePerShare" name="WeightedAveragePricePerShare" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bdsx_PatentCostsIncludedInAccruedLiabilities" name="PatentCostsIncludedInAccruedLiabilities" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="bdsx_PurchasesOfPropertyAndEquipmentIncludedInAccruedLiabilities" name="PurchasesOfPropertyAndEquipmentIncludedInAccruedLiabilities" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="bdsx_WarrantLiabilitiesFairValueDisclosure" name="WarrantLiabilitiesFairValueDisclosure" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="bdsx_LitigationClaimsAndAssessmentsMember" name="LitigationClaimsAndAssessmentsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_UnderwrittenOfferingMember" name="UnderwrittenOfferingMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_DiligenceExpenseAndLegalFees" name="DiligenceExpenseAndLegalFees" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="bdsx_OptionsToPurchaseCommonStockMember" name="OptionsToPurchaseCommonStockMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bdsx_CellCartaLicenseMember" name="CellCartaLicenseMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
</xsd:schema>
