description: The device used to deliver radiotherapy. For example, a LINAC (external beam) or an afterloader (brachytherapy). The device is specified by at least its manufacturer and model name. package_name: hl7.fhir.us.codex-radiation-therapy derivation: constraint name: RadiotherapyTreatmentDevice type: Device elements: manufacturer: {mustSupport: true, index: 0} deviceName: index: 1 slicing: rules: open description: Slicing based on type of the device name discriminator: - {path: type, type: value} min: 1 slices: manufacturer-name: match: {type: manufacturer-name} schema: short: Name of the treatment device given by the manufacturer. mustSupport: true _required: true index: 2 elements: type: pattern: {type: Code, value: manufacturer-name} index: 3 package_version: 1.0.0 class: profile kind: resource url: http://hl7.org/fhir/us/codex-radiation-therapy/StructureDefinition/codexrt-radiotherapy-treatment-device base: http://hl7.org/fhir/StructureDefinition/Device version: 1.0.0 required: [deviceName, manufacturer]