eHealth Infrastructure (v2019.5) 

{
  "resourceType" : "OperationDefinition",
  "id" : "ehealth-patient-update-operationdefinition",
  "text" : {
    "status" : "generated",
    "div" : "<div xmlns=\"http://www.w3.org/1999/xhtml\"><h2>Update Patient from external connected registries</h2><p>OPERATION: Update Patient from external connected registries</p><p>The official URL for this operation definition is: </p><pre>http://ehealth.sundhed.dk/fhir/OperationDefinition/ehealth-patient-update-operationdefinition</pre><div><p>This operation is used to update the Patient resource from external registries connected to the infrastructre.</p>\n</div><p>URL: [base]/Patient/[id]/$updatePatient</p><p>Parameters</p><table class=\"grid\"><tr><td><b>Use</b></td><td><b>Name</b></td><td><b>Cardinality</b></td><td><b>Type</b></td><td><b>Binding</b></td><td><b>Documentation</b></td></tr><tr><td>IN</td><td>crn</td><td>1..1</td><td><a href=\"http://hl7.org/fhir/STU3/datatypes.html#Identifier\">Identifier</a></td><td/><td><div><p>The civil registration number of the person on which this operation is executed.</p>\n</div></td></tr></table><div><p>See the wiki for examples on how to use the operation.</p>\n</div></div>"
  },
  "url" : "http://ehealth.sundhed.dk/fhir/OperationDefinition/ehealth-patient-update-operationdefinition",
  "version" : "2019.5",
  "name" : "Update Patient from external connected registries",
  "status" : "active",
  "kind" : "operation",
  "date" : "2019-02-02T00:00:00+00:00",
  "description" : "This operation is used to update the Patient resource from external registries connected to the infrastructre.",
  "code" : "updatePatient",
  "comment" : "See the wiki for examples on how to use the operation.",
  "resource" : [
    "Patient"
  ],
  "system" : false,
  "type" : false,
  "instance" : true,
  "parameter" : [
    {
      "name" : "crn",
      "use" : "in",
      "min" : 1,
      "max" : "1",
      "documentation" : "The civil registration number of the person on which this operation is executed.",
      "type" : "Identifier",
      "profile" : {
        "reference" : "http://ehealth.sundhed.dk/fhir/StructureDefinition/ehealth-dk-crn-identifier"
      }
    }
  ]
}