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  <import namespace="http://xbrl.sec.gov/stpr/2011-01-31" schemaLocation="http://xbrl.sec.gov/stpr/2011/stpr-2011-01-31.xsd" />
  <import namespace="http://www.xbrl.org/dtr/type/numeric" schemaLocation="http://www.xbrl.org/dtr/type/numeric-2009-12-16.xsd" />
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  <element id="ango_ConsolidatedFinancialStatementsTextualAbstract" name="ConsolidatedFinancialStatementsTextualAbstract" abstract="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <element id="ango_AcquisitionsTextualAbstract" name="AcquisitionsTextualAbstract" abstract="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <element id="ango_NavilystMember" name="NavilystMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <element id="ango_ResearchAndDevelopmentMember" name="ResearchAndDevelopmentMember" abstract="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <element id="ango_TechnologyMember" name="TechnologyMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <element id="ango_BiomedicalPolymerAdditiveMember" name="BiomedicalPolymerAdditiveMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <element id="ango_OncologySurgeryMember" name="OncologySurgeryMember" abstract="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <element id="ango_DistributorRelationshipsMember" name="DistributorRelationshipsMember" abstract="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <element id="ango_ProductTechnologiesMember" name="ProductTechnologiesMember" abstract="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <element id="ango_GoodwillAndIntangibleAssetsTextualAbstract" name="GoodwillAndIntangibleAssetsTextualAbstract" abstract="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <element id="ango_ReconciliationOfWeightedAverageNumberOfCommonSharesAbstract" name="ReconciliationOfWeightedAverageNumberOfCommonSharesAbstract" abstract="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <element id="ango_EarningsPerCommonShareTextualAbstract" name="EarningsPerCommonShareTextualAbstract" abstract="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <element id="ango_SummaryOfSalesForGeographicAreasAbstract" name="SummaryOfSalesForGeographicAreasAbstract" abstract="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <element id="ango_FairValueTextualAbstract" name="FairValueTextualAbstract" abstract="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <element id="ango_MarketableSecuritiesTextualAbstract" name="MarketableSecuritiesTextualAbstract" abstract="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <element id="ango_LitigationTextualAbstract" name="LitigationTextualAbstract" abstract="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <element id="ango_RecentlyIssuedAccountingPronouncementsTextualAbstract" name="RecentlyIssuedAccountingPronouncementsTextualAbstract" abstract="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <element id="ango_SupplyAndDistributionAgreementSalesRevenue" name="SupplyAndDistributionAgreementSalesRevenue" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" />
  <element id="ango_EstimatedCostOfProject" name="EstimatedCostOfProject" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" />
  <element id="ango_BusinessAcquisitionPercentageOfEquityInterestsIssued" name="BusinessAcquisitionPercentageOfEquityInterestsIssued" type="num:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" />
  <element id="ango_PurchaseConsiderationPlacedInEscrowAmount" name="PurchaseConsiderationPlacedInEscrowAmount" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" />
  <element id="ango_PurchaseConsiderationCashAmountPlacedInEscrow" name="PurchaseConsiderationCashAmountPlacedInEscrow" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" />
  <element id="ango_PurchaseConsiderationNumberOfCommonStockPlacedInEscrow" name="PurchaseConsiderationNumberOfCommonStockPlacedInEscrow" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" />
  <element id="ango_ScheduleOfGoodwillBySegmentAbstract" name="ScheduleOfGoodwillBySegmentAbstract" abstract="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <element id="ango_VascularMember" name="VascularMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <element id="ango_IntangibleAssetsGrossExcludingGoodwill" name="IntangibleAssetsGrossExcludingGoodwill" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" />
  <element id="ango_IndefiniteLivedIntangibleAssetsExcludingGoodwillNet" name="IndefiniteLivedIntangibleAssetsExcludingGoodwillNet" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" />
  <element id="ango_IncomeTaxesTextualAbstract" name="IncomeTaxesTextualAbstract" abstract="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <element id="ango_NumberOfObservations" name="NumberOfObservations" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <element id="ango_NumberOfBusinessDaysToProvideResponse" name="NumberOfBusinessDaysToProvideResponse" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <element id="ango_ScheduleOfIntangibleAssetsTableTextBlock" name="ScheduleOfIntangibleAssetsTableTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <element id="ango_NumberOfLawsuits" name="NumberOfLawsuits" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <element id="ango_IndefiniteLivedIntangibleAssetImpairmentThreshold" name="IndefiniteLivedIntangibleAssetImpairmentThreshold" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <element id="ango_AdjustmentToPurchasePricePeriod" name="AdjustmentToPurchasePricePeriod" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <element id="ango_TrademarkNamicMember" name="TrademarkNamicMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <element id="ango_DeferredTaxAssetsIncreaseDecrease" name="DeferredTaxAssetsIncreaseDecrease" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" />
  <element id="ango_LongTermDebtTextualAbstract" name="LongTermDebtTextualAbstract" abstract="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <element id="ango_PercentageOfQuarterlyRepaymentOfTermFacilityYearTwo" name="PercentageOfQuarterlyRepaymentOfTermFacilityYearTwo" type="num:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <element id="ango_PercentageOfQuarterlyRepaymentOfTermFacilityYearOne" name="PercentageOfQuarterlyRepaymentOfTermFacilityYearOne" type="num:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <element id="ango_PercentageOfQuarterlyRepaymentOfTermFacilityYearThree" name="PercentageOfQuarterlyRepaymentOfTermFacilityYearThree" type="num:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <element id="ango_PercentageOfQuarterlyRepaymentOfTermFacilityYearFour" name="PercentageOfQuarterlyRepaymentOfTermFacilityYearFour" type="num:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <element id="ango_PercentageOfQuarterlyRepaymentOfTermFacilityYearFive" name="PercentageOfQuarterlyRepaymentOfTermFacilityYearFive" type="num:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <element id="ango_PeripheralVascularMember" name="PeripheralVascularMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <element id="ango_VascularAccessMember" name="VascularAccessMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <element id="ango_SupplyAgreementMember" name="SupplyAgreementMember" abstract="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <element id="ango_DebtInstrumentIncreaseInInterestRateInCaseOfDefault" name="DebtInstrumentIncreaseInInterestRateInCaseOfDefault" type="num:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
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  <element id="ango_NetSalesByProductCategoryAbstract" name="NetSalesByProductCategoryAbstract" abstract="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <element id="ango_PartialJudgmentGranted" name="PartialJudgmentGranted" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" />
  <element id="ango_AmortizationOfAcquiredInventoryBasisStepUp" name="AmortizationOfAcquiredInventoryBasisStepUp" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" />
  <element id="ango_CostMethodInvestmentOwnershipPercentage" name="CostMethodInvestmentOwnershipPercentage" type="num:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" />
  <element id="ango_CostsForQualityCallToActionProgram" name="CostsForQualityCallToActionProgram" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" />
  <element id="ango_PowerInjectablePortMember" name="PowerInjectablePortMember" abstract="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <element id="ango_ChangeInCarryingValueOfGoodwillDueToSettlementWithPreviousOwner" name="ChangeInCarryingValueOfGoodwillDueToSettlementWithPreviousOwner" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" />
  <element id="ango_SecuredLongTermDebtInitialBorrowingCapacity" name="SecuredLongTermDebtInitialBorrowingCapacity" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" />
  <element id="ango_NumberOfInvestmentsFailedAtAuction" name="NumberOfInvestmentsFailedAtAuction" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" />
  <element id="ango_CardinalHealthMember" name="CardinalHealthMember" abstract="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <element id="ango_NumberOfEmployeesInRelatedLitigation" name="NumberOfEmployeesInRelatedLitigation" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <element id="ango_VortexMedicalMember" name="VortexMedicalMember" abstract="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <element id="ango_AvistaCapitalPartnersMember" name="AvistaCapitalPartnersMember" abstract="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
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  <element id="ango_CoreTechnologiesMember" name="CoreTechnologiesMember" abstract="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
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  <element id="ango_BusinessAcquisitionContingentConsiderationPayableOnFifthAnniversary" name="BusinessAcquisitionContingentConsiderationPayableOnFifthAnniversary" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" />
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  <element id="ango_NoncurrentPortionContingentMilestonePaymentsFairValueDisclosure" name="NoncurrentPortionContingentMilestonePaymentsFairValueDisclosure" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" />
  <element id="ango_ContingentConsiderationAtRemeasurementDate" name="ContingentConsiderationAtRemeasurementDate" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" />
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</schema>
