<?xml version="1.0" encoding="UTF-8"?><CodeSystem xmlns="http://hl7.org/fhir"><id value="deviceassociation-relationship"/><meta><lastUpdated value="2026-06-24T12:10:57.715+00:00"/></meta><text><status value="generated"/><div xmlns="http://www.w3.org/1999/xhtml"><p class="res-header-id"><b>Generated Narrative: CodeSystem deviceassociation-relationship</b></p><a name="deviceassociation-relationship"> </a><a name="hcdeviceassociation-relationship"> </a><p>This case-sensitive code system <code>http://hl7.org/fhir/deviceassociation-relationship</code> defines the following codes:</p><table class="codes"><tr><td style="white-space:nowrap"><b>Code</b></td><td><b>Display</b></td><td><b>Definition</b></td></tr><tr><td style="white-space:nowrap">used-by<a name="deviceassociation-relationship-used-by"> </a></td><td>Used By</td><td>The device is used by the referenced subject.</td></tr><tr><td style="white-space:nowrap">assigned-to<a name="deviceassociation-relationship-assigned-to"> </a></td><td>Assigned To</td><td>The device is assigned to the referenced subject for use or responsibility.</td></tr><tr><td style="white-space:nowrap">leased-by<a name="deviceassociation-relationship-leased-by"> </a></td><td>Leased By</td><td>The device is leased by the referenced subject.</td></tr><tr><td style="white-space:nowrap">worn-by<a name="deviceassociation-relationship-worn-by"> </a></td><td>Worn By</td><td>The device is worn by the referenced subject.</td></tr><tr><td style="white-space:nowrap">carried-by<a name="deviceassociation-relationship-carried-by"> </a></td><td>Carried By</td><td>The device is carried by the referenced subject.</td></tr><tr><td style="white-space:nowrap">monitored-by<a name="deviceassociation-relationship-monitored-by"> </a></td><td>Monitored By</td><td>The device is monitored by the referenced subject.</td></tr><tr><td style="white-space:nowrap">implanted-in<a name="deviceassociation-relationship-implanted-in"> </a></td><td>Implanted In</td><td>The device is implanted in the referenced subject.</td></tr><tr><td style="white-space:nowrap">attached-to<a name="deviceassociation-relationship-attached-to"> </a></td><td>Attached To</td><td>The device is physically attached to the referenced subject.</td></tr><tr><td style="white-space:nowrap">installed-at<a name="deviceassociation-relationship-installed-at"> </a></td><td>Installed At</td><td>The device is installed at the referenced location.</td></tr><tr><td style="white-space:nowrap">located-at<a name="deviceassociation-relationship-located-at"> </a></td><td>Located At</td><td>The device is located at the referenced location.</td></tr><tr><td style="white-space:nowrap">stored-at<a name="deviceassociation-relationship-stored-at"> </a></td><td>Stored At</td><td>The device is stored at the referenced location.</td></tr><tr><td style="white-space:nowrap">connected-to<a name="deviceassociation-relationship-connected-to"> </a></td><td>Connected To</td><td>The device is connected to the referenced device or entity.</td></tr><tr><td style="white-space:nowrap">controls<a name="deviceassociation-relationship-controls"> </a></td><td>Controls</td><td>The device controls the referenced device or entity.</td></tr><tr><td style="white-space:nowrap">programs<a name="deviceassociation-relationship-programs"> </a></td><td>Programs</td><td>The device programs the referenced device or entity.</td></tr><tr><td style="white-space:nowrap">calibrates<a name="deviceassociation-relationship-calibrates"> </a></td><td>Calibrates</td><td>The device calibrates the referenced device or entity.</td></tr><tr><td style="white-space:nowrap">maintains<a name="deviceassociation-relationship-maintains"> </a></td><td>Maintains</td><td>The device maintains the referenced device or entity.</td></tr><tr><td style="white-space:nowrap">powers<a name="deviceassociation-relationship-powers"> </a></td><td>Powers</td><td>The device supplies power to the referenced device or entity.</td></tr><tr><td style="white-space:nowrap">communicates-with<a name="deviceassociation-relationship-communicates-with"> </a></td><td>Communicates With</td><td>The device communicates with the referenced device or entity.</td></tr><tr><td style="white-space:nowrap">managed-by<a name="deviceassociation-relationship-managed-by"> </a></td><td>Managed By</td><td>The device is managed by the referenced subject.</td></tr><tr><td style="white-space:nowrap">in-custody-of<a name="deviceassociation-relationship-in-custody-of"> </a></td><td>In Custody Of</td><td>The device is in the custody of the referenced subject.</td></tr><tr><td style="white-space:nowrap">maintained-by<a name="deviceassociation-relationship-maintained-by"> </a></td><td>Maintained By</td><td>The device is maintained by the referenced subject.</td></tr></table></div></text><extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-wg"><valueCode value="oo"/></extension><extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status"><valueCode value="normative"/></extension><url value="http://hl7.org/fhir/deviceassociation-relationship"/><version value="6.0.0-ballot4"/><name value="DeviceAssociationRelationship"/><title value="DeviceAssociation Relationship Codes"/><status value="active"/><experimental value="true"/><publisher value="HL7 International"/><description value="DeviceAssociation Relationship Codes"/><jurisdiction><coding><system value="http://unstats.un.org/unsd/methods/m49/m49.htm"/><code value="001"/><display value="World"/></coding></jurisdiction><caseSensitive value="true"/><valueSet value="http://hl7.org/fhir/ValueSet/deviceassociation-relationship"/><content value="complete"/><concept><code value="used-by"/><display value="Used By"/><definition value="The device is used by the referenced subject."/></concept><concept><code value="assigned-to"/><display value="Assigned To"/><definition value="The device is assigned to the referenced subject for use or responsibility."/></concept><concept><code value="leased-by"/><display value="Leased By"/><definition value="The device is leased by the referenced subject."/></concept><concept><code value="worn-by"/><display value="Worn By"/><definition value="The device is worn by the referenced subject."/></concept><concept><code value="carried-by"/><display value="Carried By"/><definition value="The device is carried by the referenced subject."/></concept><concept><code value="monitored-by"/><display value="Monitored By"/><definition value="The device is monitored by the referenced subject."/></concept><concept><code value="implanted-in"/><display value="Implanted In"/><definition value="The device is implanted in the referenced subject."/></concept><concept><code value="attached-to"/><display value="Attached To"/><definition value="The device is physically attached to the referenced subject."/></concept><concept><code value="installed-at"/><display value="Installed At"/><definition value="The device is installed at the referenced location."/></concept><concept><code value="located-at"/><display value="Located At"/><definition value="The device is located at the referenced location."/></concept><concept><code value="stored-at"/><display value="Stored At"/><definition value="The device is stored at the referenced location."/></concept><concept><code value="connected-to"/><display value="Connected To"/><definition value="The device is connected to the referenced device or entity."/></concept><concept><code value="controls"/><display value="Controls"/><definition value="The device controls the referenced device or entity."/></concept><concept><code value="programs"/><display value="Programs"/><definition value="The device programs the referenced device or entity."/></concept><concept><code value="calibrates"/><display value="Calibrates"/><definition value="The device calibrates the referenced device or entity."/></concept><concept><code value="maintains"/><display value="Maintains"/><definition value="The device maintains the referenced device or entity."/></concept><concept><code value="powers"/><display value="Powers"/><definition value="The device supplies power to the referenced device or entity."/></concept><concept><code value="communicates-with"/><display value="Communicates With"/><definition value="The device communicates with the referenced device or entity."/></concept><concept><code value="managed-by"/><display value="Managed By"/><definition value="The device is managed by the referenced subject."/></concept><concept><code value="in-custody-of"/><display value="In Custody Of"/><definition value="The device is in the custody of the referenced subject."/></concept><concept><code value="maintained-by"/><display value="Maintained By"/><definition value="The device is maintained by the referenced subject."/></concept></CodeSystem>