Clinical Document Architecture, published by Health Level 7. This guide is not an authorized publication; it is the continuous build for version 2.0.0-sd built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/CDA-core-sd/ and changes regularly. See the Directory of published versions

• Content
• Detailed Descriptions
• Mappings
• XML
• JSON

Data Type Profile: oid - JSON Profile

JSON representation of the oid data type profile.

Raw json | Download

{
  "resourceType" : "StructureDefinition",
  "id" : "oid",
  "text" : {
    "status" : "generated",
    "div" : "<div xmlns=\"http://www.w3.org/1999/xhtml\">\n      <p>Primitive type 'oid'</p>\n    </div>"
  },
  "extension" : [
    {
      "url" : "http://hl7.org/fhir/tools/StructureDefinition/xml-namespace",
      "valueUri" : "urn:hl7-org:v3"
    },
    {
      "url" : "http://hl7.org/fhir/tools/StructureDefinition/logical-container",
      "valueUri" : "http://hl7.org/cda/stds/core/StructureDefinition/ClinicalDocument"
    },
    {
      "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-type-characteristics",
      "valueCode" : "can-bind"
    }
  ],
  "url" : "http://hl7.org/cda/stds/core/StructureDefinition/oid",
  "version" : "2.0.0-sd",
  "name" : "oid",
  "title" : "oid: ISO Object Identifier",
  "status" : "active",
  "experimental" : false,
  "date" : "2024-10-25T20:25:09+00:00",
  "publisher" : "Health Level 7",
  "contact" : [
    {
      "name" : "HL7 International - Structured Documents",
      "telecom" : [
        {
          "system" : "url",
          "value" : "http://www.hl7.org/Special/committees/structure"
        },
        {
          "system" : "email",
          "value" : "structdog@lists.HL7.org"
        }
      ]
    }
  ],
  "description" : "A globally unique string representing an ISO Object Identifier (OID) in a form that consists only of numbers and dots (e.g., '2.16.840.1.113883.3.1').",
  "fhirVersion" : "5.0.0",
  "kind" : "primitive-type",
  "abstract" : false,
  "type" : "string",
  "baseDefinition" : "http://hl7.org/fhir/StructureDefinition/string",
  "derivation" : "constraint",
  "snapshot" : {
    "element" : [
      {
        "id" : "string",
        "path" : "string",
        "short" : "Primitive Type string",
        "definition" : "A sequence of Unicode characters",
        "comment" : "Note that FHIR strings SHALL NOT exceed 1,048,576 (1024*1024) characters in size",
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "string",
          "min" : 0,
          "max" : "*"
        },
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          },
          {
            "key" : "oid-pattern",
            "severity" : "error",
            "human" : "Must conform to OID (#.#.#), UUID (32 hexadecimal digits separated by hyphens), or RUID (a letter followed by any combination of letters, numbers or hyphens)",
            "expression" : "matches('^[0-2](\\\\.(0|[1-9][0-9]*))+$')"
          }
        ],
        "isModifier" : false,
        "isSummary" : false
      },
      {
        "id" : "string.id",
        "path" : "string.id",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "xml:id (or equivalent in JSON)",
        "definition" : "unique id for the element within a resource (for internal references)",
        "min" : 0,
        "max" : "0",
        "base" : {
          "path" : "Element.id",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "extension" : [
              {
                "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
                "valueUrl" : "string"
              }
            ],
            "code" : "http://hl7.org/fhirpath/System.String"
          }
        ],
        "isModifier" : false,
        "isSummary" : false
      },
      {
        "id" : "string.extension",
        "path" : "string.extension",
        "short" : "Extension",
        "definition" : "An Extension",
        "min" : 0,
        "max" : "0",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "source" : "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "isModifier" : false,
        "isSummary" : false
      },
      {
        "id" : "string.value",
        "path" : "string.value",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "Primitive value for string",
        "definition" : "The actual value",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "string.value",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "extension" : [
              {
                "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
                "valueUrl" : "string"
              },
              {
                "url" : "http://hl7.org/fhir/StructureDefinition/regex",
                "valueString" : "^[\\s\\S]+$"
              }
            ],
            "code" : "http://hl7.org/fhirpath/System.String"
          }
        ],
        "maxLength" : 1048576,
        "isModifier" : false,
        "isSummary" : false
      }
    ]
  },
  "differential" : {
    "element" : [
      {
        "id" : "string",
        "path" : "string",
        "constraint" : [
          {
            "key" : "oid-pattern",
            "severity" : "error",
            "human" : "Must conform to OID (#.#.#), UUID (32 hexadecimal digits separated by hyphens), or RUID (a letter followed by any combination of letters, numbers or hyphens)",
            "expression" : "matches('^[0-2](\\\\.(0|[1-9][0-9]*))+$')"
          }
        ]
      },
      {
        "id" : "string.id",
        "path" : "string.id",
        "max" : "0"
      },
      {
        "id" : "string.extension",
        "path" : "string.extension",
        "max" : "0"
      }
    ]
  }
}