description: The portion of the family name that is derived from the person's partner's surname, as distinguished from any portion that is derived from the surname of the person's own name. package_name: hl7.fhir.core derivation: constraint name: Portion derived from person's partner's surname type: Extension elements: extension: index: 0 slicing: slices: extension: match: {} schema: {index: 0} max: 0 url: type: uri pattern: {type: Uri, value: 'http://hl7.org/fhir/StructureDefinition/humanname-partner-name'} index: 1 value: choices: [valueString] index: 3 valueString: {type: string, choiceOf: value, index: 4} package_version: 1.8.0 extensions: extension: {url: null, max: 0, index: 0} class: extension kind: complex-type url: http://hl7.org/fhir/StructureDefinition/humanname-partner-name base: http://hl7.org/fhir/StructureDefinition/Extension version: null required: [valueString, value]