<?xml version="1.0" encoding="UTF-8"?><DeviceAssociation xmlns="http://hl7.org/fhir">
  <id value="lab-device-association"/>
  <meta>
    <security>
      <system value="http://terminology.hl7.org/CodeSystem/v3-ActReason"/>
      <code value="HTEST"/>
      <display value="test health data"/>
    </security>
  </meta>
  <contained>
    <Practitioner>
      <id value="repair-tech"/>
    </Practitioner>
  </contained>
  <contained>
    <Device>
      <id value="lab-analyzer"/>
      <status value="active"/>
      <name>
        <value value="Beckman AU5800"/>
        <type>
          <coding>
            <code value="model-name"/>
          </coding>
        </type>
      </name>
      <type>
        <coding>
          <system value="http://snomed.info/sct"/>
          <code value="11987000"/>
          <display value="Clinical chemistry analyzer"/>
        </coding>
      </type>
    </Device>
  </contained>
  <device>
    <reference value="#lab-analyzer"/>
  </device>
  <relationship>
    <coding>
      <system value="http://hl7.org/fhir/deviceassociation-relationship"/>
      <code value="maintained-by"/>
      <display value="Maintained By"/>
    </coding>
  </relationship>
  <status value="active"/>
  <relationshipStatus>
    <coding>
      <system value="http://hl7.org/fhir/deviceassociation-relationship-status"/>
      <code value="ended"/>
      <display value="Ended"/>
    </coding>
  </relationshipStatus>
  <subject>
    <reference value="#repair-tech"/>
  </subject>
  <period>
    <start value="2025-07-10T10:00:00Z"/>
    <end value="2025-07-10T12:00:00Z"/>
  </period>
</DeviceAssociation>