<status value="draft" /> <date value="2022-04-29T11:29:01.3382024+00:00" /> <fhirVersion value="4.0.1" /> <kind value="complex-type" /> <abstract value="false" /> <context> <type value="element" /> <expression value="Procedure.performed[x]" /> </context> <type value="Extension" /> <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Extension" /> <derivation value="constraint" /> <differential> <element id="Extension"> <path value="Extension" /> <short value="执行时长" /> <max value="1" /> </element> <element id="Extension.url"> <path value="Extension.url" /> <fixedUri value="https://simplifier.net/winningtest/extension-performed-duration" /> </element> <element id="Extension.value[x]"> <path value="Extension.value[x]" /> <short value="执行时长" /> <type> <code value="Duration" /> </type> </element> <element id="Extension.value[x].value"> <path value="Extension.value[x].value" /> <short value="时长" /> </element> <element id="Extension.value[x].comparator"> <path value="Extension.value[x].comparator" /> <max value="0" /> </element> <element id="Extension.value[x].unit"> <path value="Extension.value[x].unit" /> <short value="时长单位" /> </element> <element id="Extension.value[x].system"> <path value="Extension.value[x].system" /> <fixedUri value="urn:oid:1.2.156.112604.1.2.538" /> </element> <element id="Extension.value[x].code"> <path value="Extension.value[x].code" /> <short value="时长单位代码" /> <binding> <strength value="preferred" /> <description value="时间单位代码" /> <valueSet value="urn:oid:1.2.156.112604.1.2.538" /> </binding> </element> </differential> </StructureDefinition>