<Device xmlns="http://hl7.org/fhir">
  <id value="rdc-Device-Instance-cgm" />
  <meta>
    <profile value="https://roche.com/fhir/iop/StructureDefinition/rdc-Device-Instance" />
  </meta>
  <serialNumber value="92300365108CGM" />
  <parent>
    <reference value="Device/rdc-Device-Model-cgm" />
  </parent>
</Device>