{
  "resourceType": "StructureDefinition",
  "id": "ext-RegistrationDateTime",
  "url": "http://nictiz.nl/fhir/StructureDefinition/ext-RegistrationDateTime",
  "version": "2.0.0-rc.8",
  "name": "ExtRegistrationDateTime",
  "title": "ext RegistrationDateTime",
  "status": "active",
  "publisher": "Nictiz",
  "contact": [
    {
      "name": "Nictiz",
      "telecom": [
        {
          "system": "url",
          "value": "https://www.nictiz.nl",
          "use": "work"
        }
      ]
    }
  ],
  "description": "An extension to provide the date and time a certain medication agreement, variable-dosing regimen, administration agreement or medication administration was recorded.\r\n\r\nFor the medication administration this extension can be seen as a pre-adopt of the `MedicationAdministration.recorded` element that has been added in FHIR R5.",
  "purpose": "This extension represents the RegistrationDateTime concept for implementations following the information standard [MP9](https://informatiestandaarden.nictiz.nl/wiki/Landingspagina_Medicatieproces).",
  "copyright": "Copyright and related rights waived via CC0, https://creativecommons.org/publicdomain/zero/1.0/. This does not apply to information from third parties, for example a medical terminology system. The implementer alone is responsible for identifying and obtaining any necessary licenses or authorizations to utilize third party IP in connection with the specification or otherwise.",
  "fhirVersion": "4.0.1",
  "kind": "complex-type",
  "abstract": false,
  "context": [
    {
      "type": "element",
      "expression": "MedicationAdministration"
    },
    {
      "type": "element",
      "expression": "MedicationDispense"
    },
    {
      "type": "element",
      "expression": "MedicationRequest"
    }
  ],
  "type": "Extension",
  "baseDefinition": "http://hl7.org/fhir/StructureDefinition/Extension",
  "derivation": "constraint",
  "differential": {
    "element": [
      {
        "id": "Extension",
        "path": "Extension",
        "max": "1"
      },
      {
        "id": "Extension.extension",
        "path": "Extension.extension",
        "max": "0"
      },
      {
        "id": "Extension.url",
        "path": "Extension.url",
        "fixedUri": "http://nictiz.nl/fhir/StructureDefinition/ext-RegistrationDateTime"
      },
      {
        "id": "Extension.value[x]",
        "path": "Extension.value[x]",
        "short": "RegistrationDateTime",
        "definition": "The date and time when a certain agreement, variable dosing regimen or administration was recorded. RegistrationDateTime is used to accurately determine the chronological order of agreements. Therefore, the date and time are mandatory. These values are immutable. When consulting or receiving this agreement, variable dosing regimen or administration, the original RegistrationDateTime remains unchanged.",
        "alias": [
          "RegistratieDatumTijd"
        ],
        "type": [
          {
            "code": "dateTime"
          }
        ]
      }
    ]
  }
}