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  <xsd:element abstract="true" id="ango_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationAbstract" name="FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="ango_FairValueLiabilitiesMeasuredonRecurringBasisGainIncludedinEarnings" name="FairValueLiabilitiesMeasuredonRecurringBasisGainIncludedinEarnings" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="ango_FairValueMeasurementwithUnobservableInputsReconciliationRecurringBasisAssetChangeInContingentConsideration" name="FairValueMeasurementwithUnobservableInputsReconciliationRecurringBasisAssetChangeInContingentConsideration" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ango_FormerCreditAgreementMember" name="FormerCreditAgreementMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ango_GoodwillAndIntangibleAssetsTextualAbstract" name="GoodwillAndIntangibleAssetsTextualAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="ango_IncomeTaxReconciliationEffectOfForeignOperations" name="IncomeTaxReconciliationEffectOfForeignOperations" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="ango_IncomeTaxReconciliationEffectofEliminationofASC718APICPool" name="IncomeTaxReconciliationEffectofEliminationofASC718APICPool" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="ango_IncomeTaxReconciliationGainonRevaluationofContingentConsiderationLiability" name="IncomeTaxReconciliationGainonRevaluationofContingentConsiderationLiability" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="ango_IncomeTaxReconciliationNondeductibleInterestOnContingentPayment" name="IncomeTaxReconciliationNondeductibleInterestOnContingentPayment" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ango_IncomeTaxesTextualAbstract" name="IncomeTaxesTextualAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ango_IntangibleImpairmentMember" name="IntangibleImpairmentMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ango_InternationalMember" name="InternationalMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ango_InventoryTypeAxis" name="InventoryTypeAxis" nillable="true" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ango_InventoryTypeDomain" name="InventoryTypeDomain" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="ango_InvestmentsExcludingMarketableSecuritiesFairValueDisclosure" name="InvestmentsExcludingMarketableSecuritiesFairValueDisclosure" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="ango_JPMorganChaseBankN.A.BankofAmericaN.A.KeybankNationalAssociationMember" name="JPMorganChaseBankN.A.BankofAmericaN.A.KeybankNationalAssociationMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ango_LegalCostsMember" name="LegalCostsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="ango_LossContingencyClaimsReversedNumber" name="LossContingencyClaimsReversedNumber" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="duration" />
  <xsd:element id="ango_LossContingencyReexaminationsNumber" name="LossContingencyReexaminationsNumber" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="duration" />
  <xsd:element id="ango_LossContingencyU.S.PatentsNumber" name="LossContingencyU.S.PatentsNumber" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="ango_ManchesterGAandDenmeadUKintoGlensFallsandQueensburyNYMember" name="ManchesterGAandDenmeadUKintoGlensFallsandQueensburyNYMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="ango_MedicalDeviceExciseTax" name="MedicalDeviceExciseTax" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="ango_MedicalDeviceExciseTaxReceivable" name="MedicalDeviceExciseTaxReceivable" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="ango_NetSalesByProductCategoryAbstract" name="NetSalesByProductCategoryAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="ango_NumberOfMonthsRemainingForProductToBeAcceptedPriorToExpirationDateOfProduct" name="NumberOfMonthsRemainingForProductToBeAcceptedPriorToExpirationDateOfProduct" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element id="ango_NumberOfPatentsAssertedForReexamination" name="NumberOfPatentsAssertedForReexamination" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="duration" />
  <xsd:element id="ango_NumberOfSharePurchasePeriod" name="NumberOfSharePurchasePeriod" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ango_OncologySurgeryMember" name="OncologySurgeryMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="ango_OperatingLeasesFutureMinimumPaymentsDueAfterFourYears" name="OperatingLeasesFutureMinimumPaymentsDueAfterFourYears" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="ango_OperatingLossCarryforwardsAmountAfterLimitationOfUse" name="OperatingLossCarryforwardsAmountAfterLimitationOfUse" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="ango_PaymentsToAcquireIntangibleAssetsNetOfCashAcquired" name="PaymentsToAcquireIntangibleAssetsNetOfCashAcquired" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="ango_PercentageOfDomesticAssets" name="PercentageOfDomesticAssets" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="ango_PercentageOfInternationalSalesToNetSales" name="PercentageOfInternationalSalesToNetSales" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="ango_PercentageOfRestockingCharge" name="PercentageOfRestockingCharge" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ango_PerformanceShareAndRestrictedStockUnitAwardsMember" name="PerformanceShareAndRestrictedStockUnitAwardsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ango_PerformanceSharesIncludingThreeYearMarketConditionMember" name="PerformanceSharesIncludingThreeYearMarketConditionMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ango_PeripheralVascularMember" name="PeripheralVascularMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="ango_PrepaidExpensesAndOtherTableTextBlock" name="PrepaidExpensesAndOtherTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="ango_PrepaidExpensesAndOtherTextBlock" name="PrepaidExpensesAndOtherTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="ango_PrepaidIncomeandOtherTaxes" name="PrepaidIncomeandOtherTaxes" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="ango_PrepaidLicenseeFees" name="PrepaidLicenseeFees" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="ango_ProductTechnologiesMember" name="ProductTechnologiesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="ango_PropertyPlantAndEquipmentExcludingLandAndLandImprovements" name="PropertyPlantAndEquipmentExcludingLandAndLandImprovements" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="ango_RecallPeriod" name="RecallPeriod" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ango_RegulatoryFilingsMember" name="RegulatoryFilingsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ango_ResearchAndDevelopmentMember" name="ResearchAndDevelopmentMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ango_RetirementPlansTextualAbstract" name="RetirementPlansTextualAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ango_RevenueBasedPaymentMember" name="RevenueBasedPaymentMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="ango_Royalties" name="Royalties" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="ango_RoyaltiesDueAfterFifthYear" name="RoyaltiesDueAfterFifthYear" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="ango_RoyaltiesDueinFifthYear" name="RoyaltiesDueinFifthYear" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="ango_RoyaltiesDueinFourthYear" name="RoyaltiesDueinFourthYear" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="ango_RoyaltiesDueinSecondYear" name="RoyaltiesDueinSecondYear" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="ango_RoyaltiesDueinThirdYear" name="RoyaltiesDueinThirdYear" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="ango_SalesandMarketingMember" name="SalesandMarketingMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="ango_ScheduleOfIntangibleAssetsTableTextBlock" name="ScheduleOfIntangibleAssetsTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="ango_ScheduleOfNetRevenueByProductGroupTableTextBlock" name="ScheduleOfNetRevenueByProductGroupTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ango_ScheduleofIncomeTaxLineItems" name="ScheduleofIncomeTaxLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ango_ScheduleofIncomeTaxTable" name="ScheduleofIncomeTaxTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="ango_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardGrantedToEmployeesVestingPercentage" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardGrantedToEmployeesVestingPercentage" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="ango_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardGrantedToEmployeesVestingPeriod1" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardGrantedToEmployeesVestingPeriod1" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element id="ango_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardSubsequentGrantsToDirectorsVestingPercentage" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardSubsequentGrantsToDirectorsVestingPercentage" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="ango_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardSubsequentGrantsToDirectorsVestingPeriod" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardSubsequentGrantsToDirectorsVestingPeriod" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element id="ango_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsMaximumExercisablePeriod" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsMaximumExercisablePeriod" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element id="ango_SharePurchasePeriod" name="SharePurchasePeriod" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element id="ango_SharebasedCompensationArrangementBySharebasedPaymentAwardPurchasePriceOfCommonStockPercentOnFirstDayOfOfferingPeriod" name="SharebasedCompensationArrangementBySharebasedPaymentAwardPurchasePriceOfCommonStockPercentOnFirstDayOfOfferingPeriod" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="ango_SharebasedCompensationArrangementbySharebasedPaymentAwardEquityInstrumentsOtherthanOptionsCompensationCostProbableRecognitionPerformancePeriod" name="SharebasedCompensationArrangementbySharebasedPaymentAwardEquityInstrumentsOtherthanOptionsCompensationCostProbableRecognitionPerformancePeriod" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element id="ango_SharebasedCompensationArrangementbySharebasedPaymentAwardWorkingHoursPerWeektobeEligible" name="SharebasedCompensationArrangementbySharebasedPaymentAwardWorkingHoursPerWeektobeEligible" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="duration" />
  <xsd:element id="ango_SharebasedCompensationArrangementbySharebasedPaymentAwardWorkingMonthsPerYeartobeEligible" name="SharebasedCompensationArrangementbySharebasedPaymentAwardWorkingMonthsPerYeartobeEligible" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element id="ango_ShortTermInvestmentsMaturityPeriod" name="ShortTermInvestmentsMaturityPeriod" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="ango_SoftwareLicenses" name="SoftwareLicenses" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="ango_StockPurchasePlanMember" name="StockPurchasePlanMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ango_SummaryOfSalesForGeographicAreasAbstract" name="SummaryOfSalesForGeographicAreasAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="ango_TaxCutsAndJobsActOf2017IncompleteAccountingChangeInTaxRateDeferredTaxLiabilityProvisionalIncomeTaxBenefit" name="TaxCutsAndJobsActOf2017IncompleteAccountingChangeInTaxRateDeferredTaxLiabilityProvisionalIncomeTaxBenefit" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="ango_TaxCutsAndJobsActOf2017IncompleteAccountingChangeInTaxRateDeferredTaxLiabilityProvisionalIncomeTaxExpenseBenefit" name="TaxCutsAndJobsActOf2017IncompleteAccountingChangeInTaxRateDeferredTaxLiabilityProvisionalIncomeTaxExpenseBenefit" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="ango_TaxCutsAndJobsActOf2017IncompleteAccountingProvisionalIncomeTaxExpenseBenefit" name="TaxCutsAndJobsActOf2017IncompleteAccountingProvisionalIncomeTaxExpenseBenefit" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ango_TaxPeriodOneMember" name="TaxPeriodOneMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ango_TaxPeriodThreeMember" name="TaxPeriodThreeMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ango_TaxPeriodTwoMember" name="TaxPeriodTwoMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ango_TheDelawareActionMember" name="TheDelawareActionMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ango_TheUtahActionMember" name="TheUtahActionMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="ango_TradeShows" name="TradeShows" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="ango_TwoThousandAndFourStockAndIncentiveAwardPlanMember" name="TwoThousandAndFourStockAndIncentiveAwardPlanMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ango_UndisclosedInventoryDistributorMember" name="UndisclosedInventoryDistributorMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="ango_UndiscountedContingentConsiderationFairValueFairValueDisclosure" name="UndiscountedContingentConsiderationFairValueFairValueDisclosure" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
</xsd:schema>
