description: 'DSTU2: `DeviceUseRequest.bodySite[x]` (new:CodeableConcept, Reference(BodySite))' package_name: hl7.fhir.uv.xver-r2.r5 derivation: constraint name: ExtensionDeviceUseRequest_BodySite type: Extension elements: url: base: {max: '1', min: 1, path: Extension.url} pattern: {type: Uri, value: 'http://hl7.org/fhir/1.0/StructureDefinition/extension-DeviceUseRequest.bodySite'} index: 0 value: base: {max: '1', min: 0, path: 'Extension.value[x]'} short: Target body site choices: [valueCodeableConcept, valueReference] index: 2 valueCodeableConcept: short: Target body site type: CodeableConcept base: {max: '1', min: 0, path: 'Extension.value[x]'} choiceOf: value index: 3 valueReference: short: Target body site refers: ['http://hl7.org/fhir/1.0/StructureDefinition/profile-BodySite-for-BodyStructure|0.1.0', 'http://hl7.org/fhir/StructureDefinition/BodyStructure|5.0.0'] type: Reference base: {max: '1', min: 0, path: 'Extension.value[x]'} choiceOf: value index: 4 package_version: 0.1.0 class: extension kind: complex-type url: http://hl7.org/fhir/1.0/StructureDefinition/extension-DeviceUseRequest.bodySite base: http://hl7.org/fhir/StructureDefinition/Extension|5.0.0 version: 0.1.0 required: [url]