description: This extension is used to describe a set of concept codes that has been allocated by the code system steward for users to create their own codes.
package_name: hl7.fhir.uv.extensions.r4b
derivation: constraint
name: ReservedCodeSpace
type: Extension
elements:
  extension:
    index: 0
    slicing:
      slices:
        reservedCodeSpace:
          match: {}
          schema:
            short: Regular expression for the reserved codes
            _required: true
            index: 1
            extensions: {}
            elements:
              extension: {index: 2}
              url:
                pattern: {type: Uri, value: reservedCodeSpace}
                index: 3
              value:
                choices: [valueString]
                index: 5
              valueString: {type: string, choiceOf: value, index: 6}
            required: [valueString, value]
        description:
          match: {}
          schema:
            short: Narrative explaining the set of codes
            index: 7
            extensions: {}
            elements:
              extension: {index: 8}
              url:
                pattern: {type: Uri, value: description}
                index: 9
              value:
                choices: [valueMarkdown]
                index: 11
              valueMarkdown: {type: markdown, choiceOf: value, index: 12}
            required: [valueMarkdown, value]
  url:
    pattern: {type: Uri, value: 'http://hl7.org/fhir/StructureDefinition/codesystem-reservedCodeSpace'}
    index: 13
  value:
    choices: []
    index: 15
package_version: 5.4.0
extensions:
  reservedCodeSpace:
    url: null
    short: Regular expression for the reserved codes
    _required: true
    index: 1
    extensions: {}
    elements:
      extension: {index: 2}
      url:
        pattern: {type: Uri, value: reservedCodeSpace}
        index: 3
      value:
        choices: [valueString]
        index: 5
      valueString: {type: string, choiceOf: value, index: 6}
    required: [valueString, value]
  description:
    url: null
    short: Narrative explaining the set of codes
    index: 7
    extensions: {}
    elements:
      extension: {index: 8}
      url:
        pattern: {type: Uri, value: description}
        index: 9
      value:
        choices: [valueMarkdown]
        index: 11
      valueMarkdown: {type: markdown, choiceOf: value, index: 12}
    required: [valueMarkdown, value]
class: extension
kind: complex-type
url: http://hl7.org/fhir/StructureDefinition/codesystem-reservedCodeSpace
base: http://hl7.org/fhir/StructureDefinition/Extension
version: 5.4.0
required: [extension]