description: A record of an assistive device (e.g., eyeglasses or hearing aid) being used by a patient during a post-acute care observation. This profile based on the DeviceUseStatement resource provides a way to include information about device usage during an assessment. package_name: hl7.fhir.us.pacio derivation: constraint name: PFEUseOfDevice type: DeviceUseStatement elements: subject: type: Reference refers: ['http://hl7.org/fhir/us/core/StructureDefinition/us-core-patient'] index: 0 device: {short: The description of the device that the patient used., index: 1} bodySite: {index: 2} package_version: pfe-1.0.0 class: profile kind: resource url: http://hl7.org/fhir/us/pacio-pfe/StructureDefinition/pfe-use-of-device base: http://hl7.org/fhir/StructureDefinition/DeviceUseStatement version: 1.0.0