{
  "resourceType" : "CodeSystem",
  "id" : "deviceassociation-status-reason",
  "meta" : {
    "lastUpdated" : "2026-06-24T12:10:57.715+00:00"
  },
  "text" : {
    "status" : "generated",
    "div" : "<div xmlns=\"http://www.w3.org/1999/xhtml\"><p class=\"res-header-id\"><b>Generated Narrative: CodeSystem deviceassociation-status-reason</b></p><a name=\"deviceassociation-status-reason\"> </a><a name=\"hcdeviceassociation-status-reason\"> </a><p>This case-sensitive code system <code>http://hl7.org/fhir/deviceassociation-status-reason</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\">lost-to-follow-up<a name=\"deviceassociation-status-reason-lost-to-follow-up\"> </a></td><td>Lost To Follow-Up</td><td>The relationship status changed because follow-up with the subject or responsible party was lost.</td></tr><tr><td style=\"white-space:nowrap\">record-archived<a name=\"deviceassociation-status-reason-record-archived\"> </a></td><td>Record Archived</td><td>The relationship status changed because the association record was archived.</td></tr><tr><td style=\"white-space:nowrap\">superseded<a name=\"deviceassociation-status-reason-superseded\"> </a></td><td>Superseded</td><td>The relationship status changed because the association was replaced by a newer association record.</td></tr><tr><td style=\"white-space:nowrap\">duplicate<a name=\"deviceassociation-status-reason-duplicate\"> </a></td><td>Duplicate</td><td>The relationship status changed because the association record was identified as a duplicate.</td></tr><tr><td style=\"white-space:nowrap\">patient-deceased<a name=\"deviceassociation-status-reason-patient-deceased\"> </a></td><td>Patient Deceased</td><td>The relationship status changed because the patient associated with the device is deceased.</td></tr><tr><td style=\"white-space:nowrap\">device-retired<a name=\"deviceassociation-status-reason-device-retired\"> </a></td><td>Device Retired</td><td>The relationship status changed because the device was retired from service.</td></tr><tr><td style=\"white-space:nowrap\">association-ended<a name=\"deviceassociation-status-reason-association-ended\"> </a></td><td>Association Ended</td><td>The relationship status changed because the association ended.</td></tr><tr><td style=\"white-space:nowrap\">unknown<a name=\"deviceassociation-status-reason-unknown\"> </a></td><td>Unknown</td><td>The reason for the relationship status is not known.</td></tr></table></div>"
  },
  "extension" : [{
    "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-wg",
    "valueCode" : "oo"
  },
  {
    "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status",
    "valueCode" : "normative"
  }],
  "url" : "http://hl7.org/fhir/deviceassociation-status-reason",
  "version" : "6.0.0-ballot4",
  "name" : "DeviceAssociationStatusReason",
  "title" : "DeviceAssociation Status Reason Codes",
  "status" : "active",
  "experimental" : false,
  "publisher" : "HL7 International",
  "description" : "DeviceAssociation Status Reason Codes",
  "jurisdiction" : [{
    "coding" : [{
      "system" : "http://unstats.un.org/unsd/methods/m49/m49.htm",
      "code" : "001",
      "display" : "World"
    }]
  }],
  "caseSensitive" : true,
  "valueSet" : "http://hl7.org/fhir/ValueSet/deviceassociation-status-reason",
  "content" : "complete",
  "concept" : [{
    "code" : "lost-to-follow-up",
    "display" : "Lost To Follow-Up",
    "definition" : "The relationship status changed because follow-up with the subject or responsible party was lost."
  },
  {
    "code" : "record-archived",
    "display" : "Record Archived",
    "definition" : "The relationship status changed because the association record was archived."
  },
  {
    "code" : "superseded",
    "display" : "Superseded",
    "definition" : "The relationship status changed because the association was replaced by a newer association record."
  },
  {
    "code" : "duplicate",
    "display" : "Duplicate",
    "definition" : "The relationship status changed because the association record was identified as a duplicate."
  },
  {
    "code" : "patient-deceased",
    "display" : "Patient Deceased",
    "definition" : "The relationship status changed because the patient associated with the device is deceased."
  },
  {
    "code" : "device-retired",
    "display" : "Device Retired",
    "definition" : "The relationship status changed because the device was retired from service."
  },
  {
    "code" : "association-ended",
    "display" : "Association Ended",
    "definition" : "The relationship status changed because the association ended."
  },
  {
    "code" : "unknown",
    "display" : "Unknown",
    "definition" : "The reason for the relationship status is not known."
  }]
}