EHDS Logical Information Models
0.1.0 - ci-build

EHDS Logical Information Models, published by Xt-EHR. This guide is not an authorized publication; it is the continuous build for version 0.1.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/Xt-EHR/xt-ehr-common/tree/stakeholder-consultation-D6-1 and changes regularly. See the Directory of published versions

## Logical Model: Device model

Official URL: https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSDevice | Version: 0.1.0
Draft as of 2025-07-08 | Computable Name: EHDSDevice

EHDS refined base model for Device information

Usages:

- Use this Logical Model: DataSet model, Device use model, Laboratory observation model, Procedure model and Specimen model
- Refer to this Logical Model: Imaging study model, Medication, Service request model and Specimen model

### Views of Logical Model

Description of Differentials, Snapshots and how the different presentations work.

- Differential Table
- Snapshot Table

This structure is derived from Base

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
EHDSDevice |  | 0..* | Base | Device model Instances of this logical model can be the target of a Reference
identifier |  | 1..* | Identifier | Identifier of the device which is unique within in a defined scope. Multiple identifiers can be used.
manufacturer |  | 0..1 | string | Name of device manufacturer
manufactureDate |  | 0..1 | dateTime | The date and time when the device was manufactured
expiryDate |  | 0..1 | dateTime | The date and time beyond which this device is no longer valid or should not be used (if applicable).
lotNumber |  | 0..1 | string | Lot number of manufacture
serialNumber |  | 0..1 | string | Serial number assigned by the manufacturer
name |  | 0..* | string | The name and name type of the device as known to the manufacturer and/or patient
modelNumber |  | 0..1 | string | The manufacturer's model number for the device
version |  | 0..1 | string | The actual design of the device or software version running on the device
type |  | 0..* | CodeableConcept | Device type Binding Description: (preferred): SNOMED CT, EMDN
note |  | 0..* | string | Device notes and comments
Documentation for this format

#### Terminology Bindings (Differential)

Path | Conformance | ValueSet | URI
EHDSDevice.type | preferred |

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
EHDSDevice |  | 0..* | Base | Device model Instances of this logical model can be the target of a Reference
identifier |  | 1..* | Identifier | Identifier of the device which is unique within in a defined scope. Multiple identifiers can be used.
manufacturer |  | 0..1 | string | Name of device manufacturer
manufactureDate |  | 0..1 | dateTime | The date and time when the device was manufactured
expiryDate |  | 0..1 | dateTime | The date and time beyond which this device is no longer valid or should not be used (if applicable).
lotNumber |  | 0..1 | string | Lot number of manufacture
serialNumber |  | 0..1 | string | Serial number assigned by the manufacturer
name |  | 0..* | string | The name and name type of the device as known to the manufacturer and/or patient
modelNumber |  | 0..1 | string | The manufacturer's model number for the device
version |  | 0..1 | string | The actual design of the device or software version running on the device
type |  | 0..* | CodeableConcept | Device type Binding Description: (preferred): SNOMED CT, EMDN
note |  | 0..* | string | Device notes and comments
Documentation for this format

#### Terminology Bindings

Path | Conformance | ValueSet | URI
EHDSDevice.type | preferred |

Other representations of model: CSV, Excel