<StructureDefinition xmlns="http://hl7.org/fhir">
  <id value="IRD-Extension-Observation-Sensor-Reading" />
  <url value="https://health.linova.de/fhir/v1/IRD/Extensions/Observation_Sensor_Reading" />
  <version value="1.0.0" />
  <name value="IRD_Extension_Observation_Sensor_Reading" />
  <status value="draft" />
  <description value="An extension which is used for single sensor measurements" />
  <kind value="complex-type" />
  <abstract value="false" />
  <type value="Extension" />
  <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Extension" />
  <derivation value="constraint" />
  <differential>
    <element id="Extension">
      <path value="Extension" />
      <short value="Sensor Measurement" />
      <min value="1" />
      <max value="1" />
    </element>
    <element id="Extension.extension:sensorreading">
      <path value="Extension.extension" />
      <sliceName value="sensorreading" />
      <short value="Sensor Reading" />
      <min value="1" />
      <max value="*" />
      <type>
        <code value="Extension" />
      </type>
    </element>
    <element id="Extension.extension:sensorreading.extension">
      <path value="Extension.extension.extension" />
      <max value="0" />
    </element>
    <element id="Extension.extension:sensorreading.url">
      <path value="Extension.extension.url" />
      <type>
        <code value="uri" />
      </type>
      <fixedUri value="sensorreading" />
    </element>
    <element id="Extension.extension:sensorreading.value[x]">
      <path value="Extension.extension.value[x]" />
      <min value="1" />
      <type>
        <code value="Reference" />
        <targetProfile value="https://health.linova.de/fhir/v1/IRD/Sensor_Reading" />
      </type>
    </element>
    <element id="Extension.url">
      <path value="Extension.url" />
      <fixedUri value="https://health.linova.de/fhir/v1/IRD/Extensions/Observation_Sensor_Reading" />
    </element>
    <element id="Extension.value[x]">
      <path value="Extension.value[x]" />
      <min value="0" />
      <max value="0" />
    </element>
  </differential>
</StructureDefinition>