{
  "description": "A concept that represents a set of ideas, abstractions, or things in the real world that can be identified with explicit boundaries and meaning and whose properties and behavior follow the same rules. It may be either a single concept or a group of associated concepts, abstractions, or things.",
  "_filename": "StructureDefinition-11179-objectClass.json",
  "package_name": "hl7.fhir.r5.core",
  "date": "2014-04-21",
  "derivation": "constraint",
  "publisher": "Health Level Seven International (Orders and Observations)",
  "fhirVersion": "4.5.0",
  "name": "objectClass",
  "mapping": [ {
    "uri": "http://hl7.org/v2",
    "name": "HL7 v2 Mapping",
    "identity": "v2"
  }, {
    "uri": "http://hl7.org/v3",
    "name": "RIM Mapping",
    "identity": "rim"
  }, {
    "uri": "http://metadata-standards.org/11179/",
    "name": "ISO 11179",
    "identity": "iso11179"
  } ],
  "abstract": false,
  "type": "Extension",
  "experimental": null,
  "resourceType": "StructureDefinition",
  "title": "Object Class",
  "package_version": "4.5.0",
  "extension": [ {
    "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-wg",
    "valueCode": "fhir"
  }, {
    "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm",
    "valueInteger": 1
  } ],
  "snapshot": {
    "element": [ {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      }, {
        "key": "ext-1",
        "human": "Must have either extensions or value[x], not both",
        "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])",
        "source": "http://hl7.org/fhir/StructureDefinition/Extension",
        "severity": "error",
        "expression": "extension.exists() != value.exists()"
      } ],
      "path": "Extension",
      "min": 0,
      "definition": "A concept that represents a set of ideas, abstractions, or things in the real world that can be identified with explicit boundaries and meaning and whose properties and behavior follow the same rules. It may be either a single concept or a group of associated concepts, abstractions, or things.",
      "isModifier": false,
      "short": "Object Class",
      "mapping": [ {
        "map": "N/A",
        "identity": "v2"
      }, {
        "map": "N/A",
        "identity": "rim"
      }, {
        "map": "Data_Element.meaning.object_class",
        "identity": "iso11179"
      } ],
      "max": "1",
      "id": "Extension",
      "comment": "ObjectClass and Property are treated as a data model that can be mapped to, like any other.  This extension merely captures the ObjectClass element as a discrete code.  The information conveyed here should also be conveyed in human-readable form in the mapping.map element.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Extension"
      }
    }, {
      "path": "Extension.id",
      "min": 0,
      "definition": "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
      "isModifier": false,
      "short": "Unique id for inter-element referencing",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "http://hl7.org/fhirpath/System.String",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
          "valueUri": "string"
        } ]
      } ],
      "representation": [ "xmlAttr" ],
      "max": "1",
      "id": "Extension.id",
      "base": {
        "max": "1",
        "min": 0,
        "path": "Element.id"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      }, {
        "key": "ext-1",
        "human": "Must have either extensions or value[x], not both",
        "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])",
        "source": "http://hl7.org/fhir/StructureDefinition/Extension",
        "severity": "error",
        "expression": "extension.exists() != value.exists()"
      } ],
      "path": "Extension.extension",
      "min": 0,
      "definition": "An Extension",
      "isModifier": false,
      "short": "Extension",
      "slicing": {
        "rules": "open",
        "description": "Extensions are always sliced by (at least) url",
        "discriminator": [ {
          "path": "url",
          "type": "value"
        } ]
      },
      "type": [ {
        "code": "Extension"
      } ],
      "max": "0",
      "id": "Extension.extension",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Element.extension"
      },
      "isSummary": false
    }, {
      "path": "Extension.url",
      "min": 1,
      "definition": "Source of the definition for the extension code - a logical name or a URL.",
      "isModifier": false,
      "short": "identifies the meaning of the extension",
      "fixedUri": "http://hl7.org/fhir/StructureDefinition/11179-objectClass",
      "mapping": [ {
        "map": "N/A",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "http://hl7.org/fhirpath/System.String",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
          "valueUri": "uri"
        } ]
      } ],
      "representation": [ "xmlAttr" ],
      "max": "1",
      "id": "Extension.url",
      "comment": "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.",
      "base": {
        "max": "1",
        "min": 1,
        "path": "Extension.url"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "xpath": "@value|f:*|h:div",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "Extension.value[x]",
      "min": 1,
      "definition": "Value of extension - must be one of a constrained set of the data types (see [Extensibility](extensibility.html) for a list).",
      "isModifier": false,
      "short": "Value of extension",
      "mapping": [ {
        "map": "N/A",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "Coding"
      } ],
      "binding": {
        "strength": "example",
        "valueSet": "http://hl7.org/fhir/ValueSet/dataelement-sdcobjectclass",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
          "valueString": "11179ObjectClass"
        } ],
        "description": "A concept that represents a set of ideas, abstractions, or things in the real world that can be identified with explicit boundaries and meaning and whose properties and behavior follow the same rules; e.g. Person, Prescription, Encounter, etc."
      },
      "max": "1",
      "id": "Extension.value[x]",
      "base": {
        "max": "1",
        "min": 0,
        "path": "Extension.value[x]"
      },
      "isSummary": false
    } ]
  },
  "status": "draft",
  "id": "c6178ffe-6a52-44df-a55c-ce2a58e1f072",
  "kind": "complex-type",
  "url": "http://hl7.org/fhir/StructureDefinition/11179-objectClass",
  "context": [ {
    "type": "element",
    "expression": "ElementDefinition.mapping"
  } ],
  "version": "4.5.0",
  "differential": {
    "element": [ {
      "id": "Extension",
      "max": "1",
      "min": 0,
      "path": "Extension",
      "short": "Object Class",
      "comment": "ObjectClass and Property are treated as a data model that can be mapped to, like any other.  This extension merely captures the ObjectClass element as a discrete code.  The information conveyed here should also be conveyed in human-readable form in the mapping.map element.",
      "mapping": [ {
        "map": "N/A",
        "identity": "v2"
      }, {
        "map": "N/A",
        "identity": "rim"
      }, {
        "map": "Data_Element.meaning.object_class",
        "identity": "iso11179"
      } ],
      "definition": "A concept that represents a set of ideas, abstractions, or things in the real world that can be identified with explicit boundaries and meaning and whose properties and behavior follow the same rules. It may be either a single concept or a group of associated concepts, abstractions, or things."
    }, {
      "id": "Extension.extension",
      "max": "0",
      "path": "Extension.extension"
    }, {
      "id": "Extension.url",
      "path": "Extension.url",
      "fixedUri": "http://hl7.org/fhir/StructureDefinition/11179-objectClass"
    }, {
      "id": "Extension.value[x]",
      "min": 1,
      "path": "Extension.value[x]",
      "type": [ {
        "code": "Coding"
      } ],
      "binding": {
        "strength": "example",
        "valueSet": "http://hl7.org/fhir/ValueSet/dataelement-sdcobjectclass",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
          "valueString": "11179ObjectClass"
        } ],
        "description": "A concept that represents a set of ideas, abstractions, or things in the real world that can be identified with explicit boundaries and meaning and whose properties and behavior follow the same rules; e.g. Person, Prescription, Encounter, etc."
      }
    } ]
  },
  "contact": [ {
    "telecom": [ {
      "value": "http://hl7.org",
      "system": "url"
    } ]
  } ],
  "baseDefinition": "http://hl7.org/fhir/StructureDefinition/Extension"
}