<DeviceMetric xmlns="http://hl7.org/fhir">
  <id value="222" />
  <meta>
    <profile value="http://devices.fhir.org/StructureDefinition/NumericDeviceMetric" />
  </meta>
  <identifier>
    <use value="temp" />
    <system value="urn:ietf:rfc:3986" />
    <value value="urn:uuid:1393961f-2638-4014-a5a5-af2c5f0e48d8" />
  </identifier>
  <type>
    <coding>
      <system value="urn:iso:std:iso:11073:10101" />
      <code value="150456" />
      <display value="MDC_PULS_OXIM_SAT_O2" />
    </coding>
    <text value="SpO2" />
  </type>
  <unit>
    <coding>
      <system value="urn:iso:std:iso:11073:10101" />
      <code value="262688" />
      <display value="MDC_DIM_PERCENT" />
    </coding>
    <text value="%" />
  </unit>
  <source>
    <reference value="Device/72" />
  </source>
  <parent>
    <reference value="DeviceComponent/442" />
  </parent>
  <operationalStatus value="on" />
  <category value="measurement" />
</DeviceMetric>