<StructureDefinition xmlns="http://hl7.org/fhir">
  <url value="https://fhir.gevko.de/StructureDefinition/EX_OSC_Zusatzmerkmale" />
  <version value="1.1.0" />
  <name value="EX_OSC_Zusatzmerkmale" />
  <status value="active" />
  <publisher value="gevko GmbH" />
  <description value="Zusatzmerkmale der Versicherten" />
  <fhirVersion value="4.0.1" />
  <kind value="complex-type" />
  <abstract value="false" />
  <context>
    <type value="element" />
    <expression value="Patient" />
  </context>
  <type value="Extension" />
  <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Extension" />
  <derivation value="constraint" />
  <differential>
    <element id="Extension.extension">
      <path value="Extension.extension" />
      <slicing>
        <discriminator>
          <type value="value" />
          <path value="url" />
        </discriminator>
        <rules value="open" />
      </slicing>
    </element>
    <element id="Extension.extension:pk_merkmal">
      <path value="Extension.extension" />
      <sliceName value="pk_merkmal" />
      <short value="vertraglich vereinbartes PK-Merkmal" />
      <min value="1" />
      <max value="1" />
    </element>
    <element id="Extension.extension:pk_merkmal.url">
      <path value="Extension.extension.url" />
      <fixedUri value="pk_merkmal" />
    </element>
    <element id="Extension.extension:pk_merkmal.value[x]">
      <path value="Extension.extension.value[x]" />
      <short value="5-st., alphanumerisch" />
      <min value="1" />
      <type>
        <code value="string" />
      </type>
      <constraint>
        <key value="merkmal-1" />
        <severity value="error" />
        <human value="Das Zusatzmerkmal muss 1-5 Ziffern enthalten!" />
        <expression value="matches('^[0-9]{1,5}$')" />
        <source value="https://fhir.gevko.de/StructureDefinition/EX_OSC_Zusatzmerkmale" />
      </constraint>
    </element>
    <element id="Extension.extension:text">
      <path value="Extension.extension" />
      <sliceName value="text" />
      <min value="1" />
      <max value="1" />
    </element>
    <element id="Extension.extension:text.url">
      <path value="Extension.extension.url" />
      <fixedUri value="text" />
    </element>
    <element id="Extension.extension:text.value[x]">
      <path value="Extension.extension.value[x]" />
      <min value="1" />
      <type>
        <code value="string" />
      </type>
    </element>
    <element id="Extension.extension:gueltig_von_bis">
      <path value="Extension.extension" />
      <sliceName value="gueltig_von_bis" />
      <min value="1" />
      <max value="1" />
    </element>
    <element id="Extension.extension:gueltig_von_bis.url">
      <path value="Extension.extension.url" />
      <fixedUri value="gueltig_von_bis" />
    </element>
    <element id="Extension.extension:gueltig_von_bis.value[x]">
      <path value="Extension.extension.value[x]" />
      <min value="1" />
      <type>
        <code value="Period" />
      </type>
    </element>
    <element id="Extension.extension:gueltig_von_bis.value[x].start">
      <path value="Extension.extension.value[x].start" />
      <short value="gueltig_von" />
      <min value="1" />
    </element>
    <element id="Extension.extension:gueltig_von_bis.value[x].end">
      <path value="Extension.extension.value[x].end" />
      <short value="gueltig_bis" />
    </element>
    <element id="Extension.url">
      <path value="Extension.url" />
      <fixedUri value="https://fhir.gevko.de/StructureDefinition/EX_OSC_Zusatzmerkmale" />
    </element>
    <element id="Extension.value[x]">
      <path value="Extension.value[x]" />
      <max value="0" />
    </element>
  </differential>
</StructureDefinition>