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  <xsd:element id="icui_IndirectTaxBenefitFromStockOptions" name="IndirectTaxBenefitFromStockOptions" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="icui_InformationbyGeographicAreaandCustomerConcentrationTextBlock" name="InformationbyGeographicAreaandCustomerConcentrationTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="icui_InfusionConsumablesMember" name="InfusionConsumablesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="icui_InfusionSystemsMember" name="InfusionSystemsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="icui_InstrumentsPlacedwithCustomersMember" name="InstrumentsPlacedwithCustomersMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="icui_InterestMarginandCommitmentFeeTableTextBlock" name="InterestMarginandCommitmentFeeTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="icui_InternationalSalesDomain" name="InternationalSalesDomain" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="icui_ItalyPropertyAndEquipmentMember" name="ItalyPropertyAndEquipmentMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="icui_LIBORBasisSpreadonVariableRate" name="LIBORBasisSpreadonVariableRate" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="icui_LOngTermObligationsDisclosureAbstract" name="LOngTermObligationsDisclosureAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="icui_LegalSettlementChargeForLegalFees" name="LegalSettlementChargeForLegalFees" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="icui_LegalSettlementsAbstract" name="LegalSettlementsAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="icui_LegalsettlementTextBlock" name="LegalsettlementTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="icui_Legalsettlementcharge" name="Legalsettlementcharge" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="icui_Legalsettlementsincludingamountsawardedinadisputeandchargesamountspaidoutinaseparatedispute." name="Legalsettlementsincludingamountsawardedinadisputeandchargesamountspaidoutinaseparatedispute." nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="icui_Liabilitiesforcontracts" name="Liabilitiesforcontracts" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="icui_LineofCreditAccordion" name="LineofCreditAccordion" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="icui_LongTermObligationsAbstract" name="LongTermObligationsAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="icui_LongtermInvestmentsDomain" name="LongtermInvestmentsDomain" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="icui_MarketSegmentBreakdownAbstract" name="MarketSegmentBreakdownAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="icui_MarketSegmentRevenueasaofTotalRevenueLineItems" name="MarketSegmentRevenueasaofTotalRevenueLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="icui_MarketSegmentRevenueasaofTotalRevenueTable" name="MarketSegmentRevenueasaofTotalRevenueTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="icui_McdaContractMember" name="McdaContractMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="icui_MedicalAustraliaLimitedMember" name="MedicalAustraliaLimitedMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="icui_MexicoPropertyAndEquipmentMember" name="MexicoPropertyAndEquipmentMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="icui_Miscellaneousacquisitionrelatedaccrual" name="Miscellaneousacquisitionrelatedaccrual" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="icui_MoldsMember" name="MoldsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="icui_NetBookValueofBuilding" name="NetBookValueofBuilding" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="icui_NetCashPaidReceivedforcurrentandprioracquisitions" name="NetCashPaidReceivedforcurrentandprioracquisitions" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="icui_Netlegalsettlement" name="Netlegalsettlement" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="icui_NonCurrentDeferredTaxAssetGrossTotalMember" name="NonCurrentDeferredTaxAssetGrossTotalMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="icui_NoncurrentDeferredTaxAssetTaxCreditsState" name="NoncurrentDeferredTaxAssetTaxCreditsState" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="icui_NoncurrentDeferredTaxLiabilityDepreciationAndAmortization" name="NoncurrentDeferredTaxLiabilityDepreciationAndAmortization" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="icui_NoncurrentDeferredTaxLiabilityForeign" name="NoncurrentDeferredTaxLiabilityForeign" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="icui_NoncurrentDeferredTaxLiabilityMember" name="NoncurrentDeferredTaxLiabilityMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="icui_NoncurrentDeferredTaxLiabilityStateIncomeTaxes" name="NoncurrentDeferredTaxLiabilityStateIncomeTaxes" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="icui_Noncurrentdeferredtaxasset" name="Noncurrentdeferredtaxasset" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="icui_Noncurrentdeferredtaxassetacquiredfuturetaxdeductions" name="Noncurrentdeferredtaxassetacquiredfuturetaxdeductions" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="icui_OperatingLossCarryforwardNet" name="OperatingLossCarryforwardNet" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="icui_OperatinglosscarryforwardsAbstract" name="OperatinglosscarryforwardsAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="icui_OtherLATAMMember" name="OtherLATAMMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="icui_OtherLongtermLiabilitiesAbstract" name="OtherLongtermLiabilitiesAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="icui_OtherRevenueMember" name="OtherRevenueMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="icui_OtherforeigncountriesMember" name="OtherforeigncountriesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="icui_Outsidesalescommissions" name="Outsidesalescommissions" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="icui_Paymenttoacquirebusinessnetofworkingcapitaladjustments" name="Paymenttoacquirebusinessnetofworkingcapitaladjustments" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="icui_Percentageoftotalaccountsreceivable" name="Percentageoftotalaccountsreceivable" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="icui_Percentoftotalrevenue" name="Percentoftotalrevenue" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="icui_PerformanceRestrictedStockUnitsPRSUsMember" name="PerformanceRestrictedStockUnitsPRSUsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="icui_PerformanceSharesEarned" name="PerformanceSharesEarned" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="icui_PerformancestockoptionsMember" name="PerformancestockoptionsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="icui_Performancestockoptionstotalgrantdatefairvalue" name="Performancestockoptionstotalgrantdatefairvalue" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="icui_PfizerMSAProductCosts" name="PfizerMSAProductCosts" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="icui_Prepaidinsuranceandpropertytaxes" name="Prepaidinsuranceandpropertytaxes" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="icui_Prepaidothertaxes" name="Prepaidothertaxes" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="icui_PricingLevelIIIMemberMember" name="PricingLevelIIIMemberMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="icui_PricingLevelIIMemberMember" name="PricingLevelIIMemberMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="icui_PricingLevelIMember" name="PricingLevelIMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="icui_PricingLevelIVMemberMember" name="PricingLevelIVMemberMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="icui_ProvisionForWarrantyAndReturns" name="ProvisionForWarrantyAndReturns" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="icui_PumpsanddedicatedsetsDomain" name="PumpsanddedicatedsetsDomain" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="icui_QuarterlyFinancialDataUnauditedAbstract" name="QuarterlyFinancialDataUnauditedAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="icui_RepatriationTollCharge" name="RepatriationTollCharge" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="icui_RestrictedStockAndPerformanceRestrictedStockUnitsMember" name="RestrictedStockAndPerformanceRestrictedStockUnitsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="icui_RestrictedStockUnitsAbstract" name="RestrictedStockUnitsAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="icui_Restructuringandstrategictransactionexpense" name="Restructuringandstrategictransactionexpense" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="icui_Saleofassetsacquiredinacquisition" name="Saleofassetsacquiredinacquisition" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="icui_ScheduleofSharebasedcompensationperformancestockoptionactivityTableTextBlock" name="ScheduleofSharebasedcompensationperformancestockoptionactivityTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="icui_ScheduleofstockcompensationandrelatedtaxbenefitsTableTextBlock" name="ScheduleofstockcompensationandrelatedtaxbenefitsTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="icui_Sellingpriceofbuilding" name="Sellingpriceofbuilding" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="icui_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPerformanceExpectationAdditionsIntrinsicValue" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPerformanceExpectationAdditionsIntrinsicValue" nillable="true" substitutionGroup="xbrli:item" type="num:perShareItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="icui_ShareawarddataAbstract" name="ShareawarddataAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="icui_SharesAvailableInEmployeeStockPurchasePlan" name="SharesAvailableInEmployeeStockPurchasePlan" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" xbrli:periodType="instant" />
  <xsd:element id="icui_Sharestransferredfromsupersededplan" name="Sharestransferredfromsupersededplan" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="icui_StockIncentivePlansLineItems" name="StockIncentivePlansLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="icui_StockIncentivePlansTable" name="StockIncentivePlansTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="icui_StrategicTransactionCosts" name="StrategicTransactionCosts" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="icui_TangentMember" name="TangentMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="icui_Taxreform" name="Taxreform" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="icui_ThirdpartyInventory" name="ThirdpartyInventory" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="icui_Timebasedoptionsgrantdatefairvalue" name="Timebasedoptionsgrantdatefairvalue" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="icui_TimebasedstockoptionMember" name="TimebasedstockoptionMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="icui_TransitionalServiceAgreementSetupCosts" name="TransitionalServiceAgreementSetupCosts" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="icui_UnitedStatespropertyandequipmentMember" name="UnitedStatespropertyandequipmentMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="icui_UnrecognizedtaxbenefitsAbstract" name="UnrecognizedtaxbenefitsAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
</xsd:schema>
