<StructureDefinition xmlns="http://hl7.org/fhir">
  <id value="hemodialysis-procedure" />
  <url value="https://example.org/fhir/StructureDefinition/HemodialysisProcedure" />
  <name value="HemodialysisProcedure" />
  <status value="draft" />
  <fhirVersion value="4.0.1" />
  <kind value="resource" />
  <abstract value="false" />
  <type value="Procedure" />
  <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Procedure" />
  <derivation value="constraint" />
  <differential>
    <element id="Procedure.extension">
      <path value="Procedure.extension" />
      <slicing>
        <discriminator>
          <type value="value" />
          <path value="url" />
        </discriminator>
        <rules value="open" />
      </slicing>
      <min value="1" />
    </element>
    <element id="Procedure.extension:dialysisPropertys">
      <path value="Procedure.extension" />
      <sliceName value="dialysisPropertys" />
      <min value="1" />
      <max value="1" />
      <type>
        <code value="Extension" />
        <profile value="https://example.org/fhir/StructureDefinition/dialsys-property" />
      </type>
      <mustSupport value="true" />
      <isModifier value="false" />
    </element>
    <element id="Procedure.extension:dialysisPropertys.extension">
      <path value="Procedure.extension.extension" />
      <slicing>
        <discriminator>
          <type value="value" />
          <path value="url" />
        </discriminator>
        <rules value="open" />
      </slicing>
      <min value="5" />
    </element>
    <element id="Procedure.extension:dialysisPropertys.extension:dialysis-interval">
      <path value="Procedure.extension.extension" />
      <sliceName value="dialysis-interval" />
      <min value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Procedure.extension:dialysisPropertys.extension:dialysis-blood-rate">
      <path value="Procedure.extension.extension" />
      <sliceName value="dialysis-blood-rate" />
      <min value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Procedure.status">
      <path value="Procedure.status" />
      <short value="completed" />
      <fixedCode value="completed" />
    </element>
    <element id="Procedure.code">
      <path value="Procedure.code" />
      <min value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Procedure.code.coding">
      <path value="Procedure.code.coding" />
      <min value="1" />
    </element>
    <element id="Procedure.code.coding.system">
      <path value="Procedure.code.coding.system" />
      <min value="1" />
      <fixedUri value="http://snomed.info/sct" />
      <mustSupport value="true" />
    </element>
    <element id="Procedure.code.coding.code">
      <path value="Procedure.code.coding.code" />
      <min value="1" />
      <fixedCode value="302497006" />
      <mustSupport value="true" />
    </element>
    <element id="Procedure.code.coding.display">
      <path value="Procedure.code.coding.display" />
      <fixedString value="Hemodialysis" />
    </element>
    <element id="Procedure.subject">
      <path value="Procedure.subject" />
      <mustSupport value="true" />
    </element>
    <element id="Procedure.performed[x]">
      <path value="Procedure.performed[x]" />
      <min value="1" />
      <type>
        <code value="dateTime" />
      </type>
      <mustSupport value="true" />
    </element>
    <element id="Procedure.bodySite">
      <path value="Procedure.bodySite" />
      <min value="1" />
      <max value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Procedure.usedReference">
      <path value="Procedure.usedReference" />
      <min value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Procedure.usedReference.reference">
      <path value="Procedure.usedReference.reference" />
      <min value="1" />
    </element>
    <element id="Procedure.usedCode">
      <path value="Procedure.usedCode" />
      <min value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Procedure.usedCode.coding">
      <path value="Procedure.usedCode.coding" />
      <max value="1" />
    </element>
  </differential>
</StructureDefinition>