<DeviceAssociation xmlns="http://hl7.org/fhir"><id value="example"/><device><reference value="Device/prod1"/></device><status value="active"/><identifier><system value="http://acme.com/deviceassociations/id"/><value value="DA12345"/></identifier><relationship><coding><system value="http://hl7.org/fhir/CodeSystem/deviceassociation-relationship"/><code value="patient"/><display value="Patient"/></coding></relationship><period><start value="2023-01-01T08:00:00Z"/><end value="2023-12-31T17:00:00Z"/></period><associationStatus><coding><system value="http://hl7.org/fhir/CodeSystem/deviceassociation-association-status"/><code value="implanted"/><display value="Implanted"/></coding></associationStatus><subject><reference value="Patient/pat1"/><display value="Donald Duck"/></subject></DeviceAssociation>