description: This cross-version extension represents DeviceDefinition.specialization.extension from http://hl7.org/fhir/StructureDefinition/DeviceDefinition|4.0.1 for use in FHIR R5.
package_name: hl7.fhir.uv.xver-r4.r5
derivation: constraint
name: ext_R4_DeviceDefinition_sp_extension
type: Extension
elements:
  url:
    pattern: {type: Uri, value: 'http://hl7.org/fhir/4.0/StructureDefinition/extension-DeviceDefinition.specialization.extension'}
    index: 0
package_version: 0.0.1-snapshot-1
class: extension
kind: complex-type
url: http://hl7.org/fhir/4.0/StructureDefinition/extension-DeviceDefinition.specialization.extension
base: http://hl7.org/fhir/StructureDefinition/Extension
version: 0.0.1-snapshot-1
required: [url]