> ## Documentation Index > Fetch the complete documentation index at: https://docs.metriport.com/llms.txt > Use this file to discover all available pages before exploring further. # Device > A type of a manufactured item that is used in the provision of healthcare without being substantially changed through that activity. The device may be a medical or non-medical device. ## Properties | Name | Required | Type | Description | | ------------------- | -------- | ---------------------------------------------------------------------------- | ------------------------------------------------------------------------------------------------------------------------------------------- | | identifier | No | [Identifier](/medical-api/fhir/data-types/identifier)\[] | Instance identifier | | definition | No | Reference\<[DeviceDefinition](/medical-api/fhir/resources/devicedefinition)> | The reference to the definition for the device | | udiCarrier | No | DeviceUdiCarrier | Unique Device Identifier (UDI) Barcode string | | - id | No | string | Unique id for inter-element referencing | | - extension | No | [Extension](/medical-api/fhir/data-types/extension)\[] | Additional content defined by implementations | | - modifierExtension | No | [Extension](/medical-api/fhir/data-types/extension)\[] | Extensions that cannot be ignored even if unrecognized | | - deviceIdentifier | No | string | Mandatory fixed portion of UDI | | - issuer | No | uri | UDI Issuing Organization | | - jurisdiction | No | uri | Regional UDI authority | | - carrierAIDC | No | base64Binary | UDI Machine Readable Barcode String | | - carrierHRF | No | string | UDI Human Readable Barcode String | | - entryType | No | code | barcode / rfid / manual + | | status | No | code | active / inactive / entered-in-error / unknown | | statusReason | No | [CodeableConcept](/medical-api/fhir/data-types/codeableconcept)\[] | online / paused / standby / offline / not-ready / transduc-discon / hw-discon / off | | distinctIdentifier | No | string | The distinct identification string | | manufacturer | No | string | Name of device manufacturer | | manufactureDate | No | dateTime | Date when the device was made | | expirationDate | No | dateTime | Date and time of expiry of this device (if applicable) | | lotNumber | No | string | Lot number of manufacture | | serialNumber | No | string | Serial number assigned by the manufacturer | | deviceName | No | DeviceDeviceName | The name of the device as given by the manufacturer | | - id | No | string | Unique id for inter-element referencing | | - extension | No | [Extension](/medical-api/fhir/data-types/extension)\[] | Additional content defined by implementations | | - modifierExtension | No | [Extension](/medical-api/fhir/data-types/extension)\[] | Extensions that cannot be ignored even if unrecognized | | - name | Yes | string | The name of the device | | - type | Yes | code | udi-label-name / user-friendly-name / patient-reported-name / manufacturer-name / model-name / other | | modelNumber | No | string | The model number for the device | | partNumber | No | string | The part number of the device | | type | No | [CodeableConcept](/medical-api/fhir/data-types/codeableconcept) | The kind or type of device | | specialization | No | DeviceSpecialization | The capabilities supported on a device, the standards to which the device conforms for a particular purpose, and used for the communication | | - id | No | string | Unique id for inter-element referencing | | - extension | No | [Extension](/medical-api/fhir/data-types/extension)\[] | Additional content defined by implementations | | - modifierExtension | No | [Extension](/medical-api/fhir/data-types/extension)\[] | Extensions that cannot be ignored even if unrecognized | | - systemType | Yes | [CodeableConcept](/medical-api/fhir/data-types/codeableconcept) | The standard that is used to operate and communicate | | - version | No | string | The version of the standard that is used to operate and communicate | | version | No | DeviceVersion | The actual design of the device or software version running on the device | | - id | No | string | Unique id for inter-element referencing | | - extension | No | [Extension](/medical-api/fhir/data-types/extension)\[] | Additional content defined by implementations | | - modifierExtension | No | [Extension](/medical-api/fhir/data-types/extension)\[] | Extensions that cannot be ignored even if unrecognized | | - type | No | [CodeableConcept](/medical-api/fhir/data-types/codeableconcept) | The type of the device version | | - component | No | [Identifier](/medical-api/fhir/data-types/identifier) | A single component of the device version | | - value | Yes | string | The version text | | property | No | DeviceProperty | The actual configuration settings of a device as it actually operates, e.g., regulation status, time properties | | - id | No | string | Unique id for inter-element referencing | | - extension | No | [Extension](/medical-api/fhir/data-types/extension)\[] | Additional content defined by implementations | | - modifierExtension | No | [Extension](/medical-api/fhir/data-types/extension)\[] | Extensions that cannot be ignored even if unrecognized | | - type | Yes | [CodeableConcept](/medical-api/fhir/data-types/codeableconcept) | Code that specifies the property DeviceDefinitionPropetyCode (Extensible) | | - valueQuantity | No | [Quantity](/medical-api/fhir/data-types/quantity)\[] | Property value as a quantity | | - valueCode | No | [CodeableConcept](/medical-api/fhir/data-types/codeableconcept)\[] | Property value as a code, e.g., NTP4 (synced to NTP) | | patient | No | Reference\<[Patient](/medical-api/fhir/resources/patient)> | Patient to whom Device is affixed | | owner | No | Reference\<[Organization](/medical-api/fhir/resources/organization)> | Organization responsible for device | | contact | No | [ContactPoint](/medical-api/fhir/data-types/contactpoint)\[] | Details for human/organization for support | | location | No | Reference\<[Location](/medical-api/fhir/resources/location)> | Where the device is found | | url | No | uri | Network address to contact device | | note | No | [Annotation](/medical-api/fhir/data-types/annotation)\[] | Device notes and comments | | safety | No | [CodeableConcept](/medical-api/fhir/data-types/codeableconcept)\[] | Safety Characteristics of Device | | parent | No | Reference\<[Device](/medical-api/fhir/resources/device)> | The parent device | ## Search Parameters | Name | Type | Description | Expression | | ------------ | --------- | ---------------------------------------------------------------------------------------------------- | ---------------------------------- | | device-name | string | A server defined search that may match any of the string fields in Device.deviceName or Device.type. | Device.deviceName.name | | identifier | token | Instance id from manufacturer, owner, and others | Device.identifier | | location | reference | A location, where the resource is found | Device.location | | manufacturer | string | The manufacturer of the device | Device.manufacturer | | model | string | The model of the device | Device.modelNumber | | organization | reference | The organization responsible for the device | Device.owner | | patient | reference | Patient information, if the resource is affixed to a person | Device.patient | | status | token | active / inactive / entered-in-error / unknown | Device.status | | type | token | The type of the device | Device.type | | udi-carrier | string | UDI Barcode (RFID or other technology) string in *HRF* format. | Device.udiCarrier.carrierHRF | | udi-di | string | The udi Device Identifier (DI) | Device.udiCarrier.deviceIdentifier | | url | uri | Network address to contact device | Device.url | ## Inherited Properties | Name | Required | Type | Description | | ----------------- | -------- | ------------------------------------------------------ | ------------------------------------------------------ | | id | No | string | Logical id of this artifact | | meta | No | [Meta](/medical-api/fhir/data-types/meta) | Metadata about the resource | | implicitRules | No | uri | A set of rules under which this content was created | | language | No | code | Language of the resource content | | text | No | [Narrative](/medical-api/fhir/data-types/narrative) | Text summary of the resource, for human interpretation | | contained | No | Resource\[] | Contained, inline Resources | | extension | No | [Extension](/medical-api/fhir/data-types/extension)\[] | Additional content defined by implementations | | modifierExtension | No | [Extension](/medical-api/fhir/data-types/extension)\[] | Extensions that cannot be ignored | To view the FHIR specification for this resource, see [Device](https://www.hl7.org/fhir/StructureDefinition/Device).