<StructureDefinition xmlns="http://hl7.org/fhir">
  <id value="ISiKProzedur" />
  <url value="https://gematik.de/fhir/isik/v3/Basismodul/StructureDefinition/ISiKProzedur" />
  <version value="3.1.1" />
  <name value="ISiKProzedur" />
  <status value="active" />
  <experimental value="false" />
  <date value="2025-12-01" />
  <publisher value="gematik GmbH" />
  <description value="Diese Profil ermöglicht die Nutzung von Prozedur-bezogenen Informationen in ISiK Szenarien." />
  <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">
      <path value="Procedure" />
      <constraint>
        <key value="proc-ISiK-1" />
        <severity value="error" />
        <human value="Falls die Prozedur per OPS kodiert wird, MUSS eine SNOMED-CT kodierte Category abgebildet werden" />
        <expression value="code.coding.where(system = 'http://fhir.de/CodeSystem/bfarm/ops').exists() implies category.coding.where(system = 'http://snomed.info/sct').exists()" />
        <source value="https://gematik.de/fhir/isik/v3/Basismodul/StructureDefinition/ISiKProzedur" />
      </constraint>
      <constraint>
        <key value="proc-ISiK-2" />
        <severity value="error" />
        <human value="Falls eine codierte Prozedur vorliegt MUSS eine kodierte Category abgebildet werden" />
        <expression value="code.coding.exists() implies category.coding.exists()" />
        <source value="https://gematik.de/fhir/isik/v3/Basismodul/StructureDefinition/ISiKProzedur" />
      </constraint>
    </element>
    <element id="Procedure.extension">
      <path value="Procedure.extension" />
      <mustSupport value="true" />
    </element>
    <element id="Procedure.extension:Dokumentationsdatum">
      <path value="Procedure.extension" />
      <sliceName value="Dokumentationsdatum" />
      <min value="0" />
      <max value="1" />
      <type>
        <code value="Extension" />
        <profile value="http://fhir.de/StructureDefinition/ProzedurDokumentationsdatum" />
      </type>
      <mustSupport value="true" />
    </element>
    <element id="Procedure.status">
      <path value="Procedure.status" />
      <mustSupport value="true" />
    </element>
    <element id="Procedure.category">
      <path value="Procedure.category" />
      <mustSupport value="true" />
    </element>
    <element id="Procedure.category.coding">
      <path value="Procedure.category.coding" />
      <slicing>
        <discriminator>
          <type value="pattern" />
          <path value="system" />
        </discriminator>
        <rules value="open" />
      </slicing>
    </element>
    <element id="Procedure.category.coding:SNOMED-CT">
      <path value="Procedure.category.coding" />
      <sliceName value="SNOMED-CT" />
      <min value="0" />
      <max value="1" />
      <mustSupport value="true" />
      <binding>
        <strength value="preferred" />
        <valueSet value="https://gematik.de/fhir/isik/v3/Basismodul/ValueSet/ProzedurenKategorieSCT" />
      </binding>
    </element>
    <element id="Procedure.category.coding:SNOMED-CT.system">
      <path value="Procedure.category.coding.system" />
      <min value="1" />
      <patternUri value="http://snomed.info/sct" />
      <mustSupport value="true" />
    </element>
    <element id="Procedure.category.coding:SNOMED-CT.code">
      <path value="Procedure.category.coding.code" />
      <min value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Procedure.code">
      <path value="Procedure.code" />
      <constraint>
        <key value="sct-ops-1" />
        <severity value="error" />
        <human value="Falls die Prozedur kodiert vorliegt, SOLL mindestens ein OPS oder SNOMED-CT Code angegeben werden. Liegt die Prozedur nicht kodiert vor SOLL Freitext angegeben werden." />
        <expression value="coding.exists() implies coding.where(system = 'http://snomed.info/sct').exists() or coding.where(system = 'http://fhir.de/CodeSystem/bfarm/ops').exists()" />
        <source value="https://gematik.de/fhir/isik/v3/Basismodul/StructureDefinition/ISiKProzedur" />
      </constraint>
      <constraint>
        <key value="proc-ISiK-3" />
        <severity value="error" />
        <human value="Entweder MUSS eine kodierte Prozedur vorliegen oder eine textuelle Beschreibung. Stattdessen nur Extensions hinzuzufügen (vgl. https://www.hl7.org/fhir/element.html - ele-1), ist explizit nicht erlaubt." />
        <expression value="coding.exists().not() implies text.exists()" />
        <source value="https://gematik.de/fhir/isik/v3/Basismodul/StructureDefinition/ISiKProzedur" />
      </constraint>
      <mustSupport value="true" />
    </element>
    <element id="Procedure.code.coding">
      <path value="Procedure.code.coding" />
      <slicing>
        <discriminator>
          <type value="pattern" />
          <path value="system" />
        </discriminator>
        <rules value="open" />
      </slicing>
      <mustSupport value="true" />
    </element>
    <element id="Procedure.code.coding:OPS">
      <path value="Procedure.code.coding" />
      <sliceName value="OPS" />
      <min value="0" />
      <max value="1" />
      <type>
        <code value="Coding" />
        <profile value="http://fhir.de/StructureDefinition/CodingOPS" />
      </type>
      <mustSupport value="true" />
      <binding>
        <strength value="required" />
        <valueSet value="http://fhir.de/ValueSet/bfarm/ops" />
      </binding>
    </element>
    <element id="Procedure.code.coding:OPS.extension:Seitenlokalisation">
      <path value="Procedure.code.coding.extension" />
      <sliceName value="Seitenlokalisation" />
      <mustSupport value="true" />
    </element>
    <element id="Procedure.code.coding:OPS.system">
      <path value="Procedure.code.coding.system" />
      <mustSupport value="true" />
    </element>
    <element id="Procedure.code.coding:OPS.version">
      <path value="Procedure.code.coding.version" />
      <mustSupport value="true" />
    </element>
    <element id="Procedure.code.coding:OPS.code">
      <path value="Procedure.code.coding.code" />
      <mustSupport value="true" />
    </element>
    <element id="Procedure.code.coding:SNOMED-CT">
      <path value="Procedure.code.coding" />
      <sliceName value="SNOMED-CT" />
      <min value="0" />
      <max value="1" />
      <mustSupport value="true" />
      <binding>
        <strength value="required" />
        <valueSet value="https://gematik.de/fhir/isik/v3/Basismodul/ValueSet/ProzedurenCodesSCT" />
      </binding>
    </element>
    <element id="Procedure.code.coding:SNOMED-CT.system">
      <path value="Procedure.code.coding.system" />
      <min value="1" />
      <patternUri value="http://snomed.info/sct" />
      <mustSupport value="true" />
    </element>
    <element id="Procedure.code.coding:SNOMED-CT.code">
      <path value="Procedure.code.coding.code" />
      <min value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Procedure.code.text">
      <path value="Procedure.code.text" />
      <mustSupport value="true" />
    </element>
    <element id="Procedure.subject">
      <path value="Procedure.subject" />
      <mustSupport value="true" />
    </element>
    <element id="Procedure.subject.reference">
      <path value="Procedure.subject.reference" />
      <min value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Procedure.encounter">
      <path value="Procedure.encounter" />
      <mustSupport value="true" />
    </element>
    <element id="Procedure.performed[x]">
      <path value="Procedure.performed[x]" />
      <min value="1" />
      <type>
        <code value="dateTime" />
      </type>
      <type>
        <code value="Period" />
      </type>
      <mustSupport value="true" />
    </element>
    <element id="Procedure.note">
      <path value="Procedure.note" />
      <mustSupport value="true" />
    </element>
  </differential>
</StructureDefinition>