description: This cross-version extension represents Device.duration from http://hl7.org/fhir/StructureDefinition/Device|5.0.0 for use in FHIR R4B.
package_name: hl7.fhir.uv.xver
derivation: constraint
name: ext_R5_Device_duration
type: Extension
elements:
  value:
    base: {path: 'Extension.value[x]'}
    short: A measurement of time during the device's operation (e.g., days, hours, mins, etc.)
    choices: [valueDuration]
    index: 1
  valueDuration:
    base: {path: 'Extension.value[x]'}
    type: Duration
    short: A measurement of time during the device's operation (e.g., days, hours, mins, etc.)
    choiceOf: value
    index: 2
  url:
    pattern: {type: Uri, value: 'http://hl7.org/fhir/5.0/StructureDefinition/extension-Device.duration'}
    index: 3
package_version: r5.r4b-0.0.1-snapshot-1
class: extension
kind: complex-type
url: http://hl7.org/fhir/5.0/StructureDefinition/extension-Device.duration
base: http://hl7.org/fhir/StructureDefinition/Extension
version: 0.0.1-snapshot-1
required: [url]