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.uv.extensions.r3 derivation: constraint name: PartnerName type: Extension elements: extension: {index: 0} url: 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: 5.3.0-ballot extensions: {} class: extension kind: complex-type url: http://hl7.org/fhir/StructureDefinition/humanname-partner-name base: http://hl7.org/fhir/StructureDefinition/Extension version: 5.3.0-ballot required: [valueString, value]