{

"resourceType": "OperationDefinition",
"id": "ConceptMap-closure",
"extension": [
  {
    "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm",
    "valueInteger": 3
  },
  {
    "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status",
    "valueCode": "trial-use"
  }
],
"url": "http://hl7.org/fhir/OperationDefinition/ConceptMap-closure",
"version": "4.0.1",
"name": "Closure Table Maintenance",
"status": "draft",
"kind": "operation",
"date": "2019-11-01T09:29:23+11:00",
"publisher": "HL7 (FHIR Project)",
"contact": [
  {
    "telecom": [
      {
        "system": "url",
        "value": "http://hl7.org/fhir"
      },
      {
        "system": "email",
        "value": "fhir@lists.hl7.org"
      }
    ]
  }
],
"description": "This operation provides support for ongoing maintenance of a client-side [transitive closure table](https://en.wikipedia.org/wiki/Transitive_closure#In_graph_theory) based on server-side terminological logic. For details of how this is used, see [Maintaining a Closure Table](terminology-service.html#closure)",
"code": "closure",
"resource": [
  "ConceptMap"
],
"system": true,
"type": false,
"instance": false,
"parameter": [
  {
    "name": "name",
    "use": "in",
    "min": 1,
    "max": "1",
    "documentation": "The name that defines the particular context for the subsumption based closure table",
    "type": "string"
  },
  {
    "name": "concept",
    "use": "in",
    "min": 0,
    "max": "*",
    "documentation": "Concepts to add to the closure table",
    "type": "Coding"
  },
  {
    "name": "version",
    "use": "in",
    "min": 0,
    "max": "1",
    "documentation": "A request to resynchronise - request to send all new entries since the nominated version was sent by the server",
    "type": "string"
  },
  {
    "name": "return",
    "use": "out",
    "min": 1,
    "max": "1",
    "documentation": "A list of new entries (code / system --> code/system) that the client should add to its closure table. The only kind of entry mapping equivalences that can be returned are equal, specializes, subsumes and unmatched",
    "type": "ConceptMap"
  }
]

}