EHDS Logical Information Models
0.3.0 - qa-preview

EHDS Logical Information Models, published by Xt-EHR. This guide is not an authorized publication; it is the continuous build for version 0.3.0 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/ and changes regularly. See the Directory of published versions

Logical Model: EHDSDeviceUse - Detailed Descriptions

Draft as of 2026-02-09

Definitions for the EHDSDeviceUse logical model.

Guidance on how to interpret the contents of this table can be foundhere

0. EHDSDeviceUse
Definition

Model for information about the use of a device in the care of patient.


Base definition for all types defined in FHIR type system.

ShortDevice use modelBase for all types and resources
Control0..*
Is Modifierfalse
Logical ModelInstances of this logical model are not marked to be the target of a Reference
2. EHDSDeviceUse.header
Definition

Basic metadata for this information

ShortBasic metadata for this information
Control1..1
TypeBase
4. EHDSDeviceUse.header.subject
Definition

Patient/subject information

ShortPatient/subject information
Control1..1
Typehttp://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSPatient
6. EHDSDeviceUse.header.identifier
Definition

Business identifier for the object, unique within its system. Supporting disambiguation between different contexts (systems/countries).

ShortBusiness identifier for the object, unique within its system. Supporting disambiguation between different contexts (systems/countries).
NoteThis is a business identifier, not a resource identifier (see discussion)
Control0..*
TypeIdentifier
8. EHDSDeviceUse.header.author[x]
Definition

The author of the device usage statement.

ShortThe author of the device usage statement.
Control0..*
TypeChoice of: http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSHealthProfessional, http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSOrganisation, http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSDevice
[x] NoteSeeChoice of Data Typesfor further information about how to use [x]
10. EHDSDeviceUse.header.date
Definition

Date and optionally time of authoring/issuing

ShortDate and optionally time of authoring/issuing
Control0..1
TypedateTime
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
12. EHDSDeviceUse.header.status
Definition

Current status of the device usage (e.g. active, completed, etc).

ShortCurrent status of the device usage (e.g. active, completed, etc).
Control1..1
Binding

HL7 Device Use Statement Status or HL7 Device Usage Status

TypeCodeableConcept
14. EHDSDeviceUse.header.source
Definition

Source of information (e.g. patient, patient's proxy). Used in case the patient has authored the information or the author has submitted patient-stated information.

ShortSource of information (e.g. patient, patient's proxy). Used in case the patient has authored the information or the author has submitted patient-stated information.
Control0..1
TypeCodeableConcept
16. EHDSDeviceUse.header.language
Definition

Language in which the resource is written. Language is expressed by the IETF language tag.

ShortLanguage in which the resource is written. Language is expressed by the IETF language tag.
Control0..1
Binding

BCP 47

TypeCodeableConcept
18. EHDSDeviceUse.periodOfUse
Definition

The period of time during which the device was implanted in the patient or the external device was in use.

ShortThe period of time during which the device was implanted in the patient or the external device was in use.
Control0..1
TypePeriod
Requirements

eHN PS Guideline, ISO IPS.

20. EHDSDeviceUse.device[x]
Definition

The details of the device used.

ShortThe details of the device used.
Control1..1
TypeChoice of: CodeableConcept, http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSDevice
[x] NoteSeeChoice of Data Typesfor further information about how to use [x]
Requirements

eHN PS Guideline, ISO IPS.

22. EHDSDeviceUse.bodySite
Definition

Anatomical location of the device. May include laterality.

ShortAnatomical location of the device. May include laterality.
Control0..1
Typehttp://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSBodyStructure
Requirements

eHN PS Guideline, ISO IPS.

24. EHDSDeviceUse.reason[x]
Definition

Reason or justification for the use of the device.

ShortReason or justification for the use of the device.
Control0..*
TypeChoice of: CodeableConcept, http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSCondition, http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSObservation, http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSProcedure
[x] NoteSeeChoice of Data Typesfor further information about how to use [x]
Requirements

eHN PS Guideline, ISO IPS.

26. EHDSDeviceUse.note
Definition

Note about the device statement that were not represented at all or sufficiently in one of the attributes provided in a class. These may include for example a comment, an instruction, or a note associated with the statement.

ShortNote about the device statement that were not represented at all or sufficiently in one of the attributes provided in a class. These may include for example a comment, an instruction, or a note associated with the statement.
Control0..1
Typestring
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension

Guidance on how to interpret the contents of this table can be foundhere

0. EHDSDeviceUse
Definition

Model for information about the use of a device in the care of patient.

ShortDevice use model
Logical ModelInstances of this logical model are not marked to be the target of a Reference
2. EHDSDeviceUse.header
4. EHDSDeviceUse.header.author[x]
Definition

The author of the device usage statement.

ShortThe author of the device usage statement.
[x] NoteSeeChoice of Data Typesfor further information about how to use [x]
6. EHDSDeviceUse.header.status
Definition

Current status of the device usage (e.g. active, completed, etc).

ShortCurrent status of the device usage (e.g. active, completed, etc).
Binding

HL7 Device Use Statement Status or HL7 Device Usage Status

8. EHDSDeviceUse.periodOfUse
Definition

The period of time during which the device was implanted in the patient or the external device was in use.

ShortThe period of time during which the device was implanted in the patient or the external device was in use.
Control0..1
TypePeriod
Requirements

eHN PS Guideline, ISO IPS.

10. EHDSDeviceUse.device[x]
Definition

The details of the device used.

ShortThe details of the device used.
Control1..1
TypeChoice of: CodeableConcept, http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSDevice
[x] NoteSeeChoice of Data Typesfor further information about how to use [x]
Requirements

eHN PS Guideline, ISO IPS.

12. EHDSDeviceUse.bodySite
Definition

Anatomical location of the device. May include laterality.

ShortAnatomical location of the device. May include laterality.
Control0..1
Typehttp://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSBodyStructure
Requirements

eHN PS Guideline, ISO IPS.

14. EHDSDeviceUse.reason[x]
Definition

Reason or justification for the use of the device.

ShortReason or justification for the use of the device.
Control0..*
TypeChoice of: CodeableConcept, http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSCondition, http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSObservation, http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSProcedure
[x] NoteSeeChoice of Data Typesfor further information about how to use [x]
Requirements

eHN PS Guideline, ISO IPS.

16. EHDSDeviceUse.note
Definition

Note about the device statement that were not represented at all or sufficiently in one of the attributes provided in a class. These may include for example a comment, an instruction, or a note associated with the statement.

ShortNote about the device statement that were not represented at all or sufficiently in one of the attributes provided in a class. These may include for example a comment, an instruction, or a note associated with the statement.
Control0..1
Typestring
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension

Guidance on how to interpret the contents of this table can be foundhere

0. EHDSDeviceUse
Definition

Model for information about the use of a device in the care of patient.

ShortDevice use model
Control0..*
Is Modifierfalse
Logical ModelInstances of this logical model are not marked to be the target of a Reference
2. EHDSDeviceUse.header
Definition

Basic metadata for this information

ShortBasic metadata for this information
Control1..1
TypeBase
4. EHDSDeviceUse.header.subject
Definition

Patient/subject information

ShortPatient/subject information
Control1..1
Typehttp://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSPatient
6. EHDSDeviceUse.header.identifier
Definition

Business identifier for the object, unique within its system. Supporting disambiguation between different contexts (systems/countries).

ShortBusiness identifier for the object, unique within its system. Supporting disambiguation between different contexts (systems/countries).
NoteThis is a business identifier, not a resource identifier (see discussion)
Control0..*
TypeIdentifier
8. EHDSDeviceUse.header.author[x]
Definition

The author of the device usage statement.

ShortThe author of the device usage statement.
Control0..*
TypeChoice of: http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSHealthProfessional, http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSOrganisation, http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSDevice
[x] NoteSeeChoice of Data Typesfor further information about how to use [x]
10. EHDSDeviceUse.header.date
Definition

Date and optionally time of authoring/issuing

ShortDate and optionally time of authoring/issuing
Control0..1
TypedateTime
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
12. EHDSDeviceUse.header.status
Definition

Current status of the device usage (e.g. active, completed, etc).

ShortCurrent status of the device usage (e.g. active, completed, etc).
Control1..1
Binding

HL7 Device Use Statement Status or HL7 Device Usage Status

TypeCodeableConcept
14. EHDSDeviceUse.header.source
Definition

Source of information (e.g. patient, patient's proxy). Used in case the patient has authored the information or the author has submitted patient-stated information.

ShortSource of information (e.g. patient, patient's proxy). Used in case the patient has authored the information or the author has submitted patient-stated information.
Control0..1
TypeCodeableConcept
16. EHDSDeviceUse.header.language
Definition

Language in which the resource is written. Language is expressed by the IETF language tag.

ShortLanguage in which the resource is written. Language is expressed by the IETF language tag.
Control0..1
Binding

BCP 47

TypeCodeableConcept
18. EHDSDeviceUse.periodOfUse
Definition

The period of time during which the device was implanted in the patient or the external device was in use.

ShortThe period of time during which the device was implanted in the patient or the external device was in use.
Control0..1
TypePeriod
Requirements

eHN PS Guideline, ISO IPS.

20. EHDSDeviceUse.device[x]
Definition

The details of the device used.

ShortThe details of the device used.
Control1..1
TypeChoice of: CodeableConcept, http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSDevice
[x] NoteSeeChoice of Data Typesfor further information about how to use [x]
Requirements

eHN PS Guideline, ISO IPS.

22. EHDSDeviceUse.bodySite
Definition

Anatomical location of the device. May include laterality.

ShortAnatomical location of the device. May include laterality.
Control0..1
Typehttp://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSBodyStructure
Requirements

eHN PS Guideline, ISO IPS.

24. EHDSDeviceUse.reason[x]
Definition

Reason or justification for the use of the device.

ShortReason or justification for the use of the device.
Control0..*
TypeChoice of: CodeableConcept, http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSCondition, http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSObservation, http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSProcedure
[x] NoteSeeChoice of Data Typesfor further information about how to use [x]
Requirements

eHN PS Guideline, ISO IPS.

26. EHDSDeviceUse.note
Definition

Note about the device statement that were not represented at all or sufficiently in one of the attributes provided in a class. These may include for example a comment, an instruction, or a note associated with the statement.

ShortNote about the device statement that were not represented at all or sufficiently in one of the attributes provided in a class. These may include for example a comment, an instruction, or a note associated with the statement.
Control0..1
Typestring
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension