EHDS Logical Information Models
0.4.0 - draft

EHDS Logical Information Models, published by Xt-EHR. This guide is not an authorized publication; it is the continuous build for version 0.4.0 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: EHDSProcedureObligations - Detailed Descriptions

Draft as of 2026-02-23

Definitions for the EHDSProcedureObligations logical model.

- Key Elements Table
- Differential Elements Table
- Snapshot Elements Table

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

0. EHDSProcedure
Definition | The model provides basic information about a procedure performed on or for a patient. This includes surgical, therapeutic, and diagnostic procedures, as well as specimen collection. The model does not cover procedures in the planning stage. Base definition for all types defined in FHIR type system.
Short | Procedure modelBase for all types and resources
Control | 0..*
Is Modifier | false
Logical Model | Instances of this logical model are not marked to be the target of a Reference
2. EHDSProcedure.header
Definition | Basic metadata for this information
Short | Basic metadata for this information
Control | 1..1
Type | Base
4. EHDSProcedure.header.subject
Definition | Patient/subject information
Short | Patient/subject information
Control | 1..1
Type | http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSPatient
Obligations |
Obligations | Actor
SHALL:able-to-populate | Producer
6. EHDSProcedure.header.identifier
Definition | Business identifier for the object, unique within its system. Supporting disambiguation between different contexts (systems/countries).
Short | Business identifier for the object, unique within its system. Supporting disambiguation between different contexts (systems/countries).
Note | This is a business identifier, not a resource identifier (see discussion)
Control | 0..*
Type | Identifier
Obligations |
Obligations | Actor
SHOULD:able-to-populate | Producer
8. EHDSProcedure.header.author[x]
Definition | Author responsible for the provided information.
Short | Author responsible for the provided information.
Control | 0..*
Type | Choice 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] Note | SeeChoice of Data Typesfor further information about how to use [x]
10. EHDSProcedure.header.date
Definition | Date and optionally time of authoring/issuing
Short | Date and optionally time of authoring/issuing
Control | 0..1
Type | dateTime
Primitive Value | This primitive element may be present, or absent, or replaced by an extension
12. EHDSProcedure.header.status
Definition | Status of the procedure (e.g. completed, on hold, stopped)
Short | Status of the procedure (e.g. completed, on hold, stopped)
Control | 1..1
Binding | HL7 Event Status
Type | CodeableConcept
Obligations |
Obligations | Actor
SHALL:able-to-populate | Producer
14. EHDSProcedure.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.
Short | 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.
Control | 0..1
Type | CodeableConcept
16. EHDSProcedure.header.language
Definition | Language in which the resource is written. Language is expressed by the IETF language tag.
Short | Language in which the resource is written. Language is expressed by the IETF language tag.
Control | 0..1
Binding | BCP 47
Type | CodeableConcept
18. EHDSProcedure.code
Definition | Concept code and display name identifying the type of procedure
Short | Concept code and display name identifying the type of procedure
Control | 1..1
Binding | SNOMED CT
Type | CodeableConcept
Obligations |
Obligations | Actor
SHALL:able-to-populate | Producer
20. EHDSProcedure.procedureDate[x]
Definition | Date and time of the procedure or interval of its performance
Short | Date and time of the procedure or interval of its performance
Control | 0..1
Type | Choice of: dateTime, Period
[x] Note | SeeChoice of Data Typesfor further information about how to use [x]
Primitive Value | This primitive element may be present, or absent, or replaced by an extension
Obligations |
Obligations | Actor | Documentation
SHALL:able-to-populate | Producer | System SHALL support at least dateTime data type for the element.
22. EHDSProcedure.performer
Definition | Actors who performed the procedure (only main responsible actors expected)
Short | Actors who performed the procedure (only main responsible actors expected)
Control | 0..*
Type | http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSHealthProfessional
24. EHDSProcedure.bodySite
Definition | Target body site of the procedure. Laterality may be included as a qualifier of the body site.
Short | Target body site of the procedure. Laterality may be included as a qualifier of the body site.
Control | 0..*
Type | http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSBodyStructure
Obligations |
Obligations | Actor
SHOULD:able-to-populate | Producer
26. EHDSProcedure.reason[x]
Definition | The reason the procedure was performed. This may be a concept from a terminology or a reference to a specific instance that describes the reason.
Short | The reason the procedure was performed. This may be a concept from a terminology or a reference to a specific instance that describes the reason.
Control | 0..*
Binding | SNOMED CT, ICD-10, Orphacode
Type | Choice 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] Note | SeeChoice of Data Typesfor further information about how to use [x]
28. EHDSProcedure.outcome
Definition | The immediate result of the procedure (e.g. successful, unsuccessful). This does not include assessment over a longer period of time.
Short | The immediate result of the procedure (e.g. successful, unsuccessful). This does not include assessment over a longer period of time.
Control | 0..1
Binding | SNOMED CT
Type | CodeableConcept
30. EHDSProcedure.complication
Definition | Any complications that occurred during the procedure, or in the immediate post-procedure period. These are generally tracked separately from the procedure description, which will typically describe the procedure itself rather than any 'post procedure' issues.
Short | Any complications that occurred during the procedure, or in the immediate post-procedure period. These are generally tracked separately from the procedure description, which will typically describe the procedure itself rather than any 'post procedure' issues.
Control | 0..*
Binding | ICD-10, SNOMED CT
Type | CodeableConcept
32. EHDSProcedure.deviceUsed
Definition | Device used to perform the procedure
Short | Device used to perform the procedure
Control | 0..*
Type | http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSDevice
34. EHDSProcedure.focalDevice
Definition | Device(s) that is/are implanted, removed, or otherwise manipulated (calibration, battery replacement, fitting a prosthesis, attaching a wound-vac, etc.) as a focal portion of the Procedure.
Short | Device(s) that is/are implanted, removed, or otherwise manipulated (calibration, battery replacement, fitting a prosthesis, attaching a wound-vac, etc.) as a focal portion of the Procedure.
Control | 0..*
Type | http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSDevice
36. EHDSProcedure.note
Definition | Additional information about the procedure
Short | Additional information about the procedure
Control | 0..1
Type | string
Primitive Value | This primitive element may be present, or absent, or replaced by an extension
Obligations |
Obligations | Actor
SHOULD:able-to-populate | Producer

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

0. EHDSProcedure
Logical Model | Instances of this logical model are not marked to be the target of a Reference
2. EHDSProcedure.header
4. EHDSProcedure.header.subject
Obligations |
Obligations | Actor
SHALL:able-to-populate | Producer
6. EHDSProcedure.header.identifier
Note | This is a business identifier, not a resource identifier (see discussion)
Obligations |
Obligations | Actor
SHOULD:able-to-populate | Producer
8. EHDSProcedure.header.status
Obligations |
Obligations | Actor
SHALL:able-to-populate | Producer
10. EHDSProcedure.code
Obligations |
Obligations | Actor
SHALL:able-to-populate | Producer
12. EHDSProcedure.procedureDate[x]
[x] Note | SeeChoice of Data Typesfor further information about how to use [x]
Obligations |
Obligations | Actor | Documentation
SHALL:able-to-populate | Producer | System SHALL support at least dateTime data type for the element.
14. EHDSProcedure.bodySite
Obligations |
Obligations | Actor
SHOULD:able-to-populate | Producer
16. EHDSProcedure.note
Obligations |
Obligations | Actor
SHOULD:able-to-populate | Producer

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

0. EHDSProcedure
Definition | The model provides basic information about a procedure performed on or for a patient. This includes surgical, therapeutic, and diagnostic procedures, as well as specimen collection. The model does not cover procedures in the planning stage.
Short | Procedure model
Control | 0..*
Is Modifier | false
Logical Model | Instances of this logical model are not marked to be the target of a Reference
2. EHDSProcedure.header
Definition | Basic metadata for this information
Short | Basic metadata for this information
Control | 1..1
Type | Base
4. EHDSProcedure.header.subject
Definition | Patient/subject information
Short | Patient/subject information
Control | 1..1
Type | http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSPatient
Obligations |
Obligations | Actor
SHALL:able-to-populate | Producer
6. EHDSProcedure.header.identifier
Definition | Business identifier for the object, unique within its system. Supporting disambiguation between different contexts (systems/countries).
Short | Business identifier for the object, unique within its system. Supporting disambiguation between different contexts (systems/countries).
Note | This is a business identifier, not a resource identifier (see discussion)
Control | 0..*
Type | Identifier
Obligations |
Obligations | Actor
SHOULD:able-to-populate | Producer
8. EHDSProcedure.header.author[x]
Definition | Author responsible for the provided information.
Short | Author responsible for the provided information.
Control | 0..*
Type | Choice 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] Note | SeeChoice of Data Typesfor further information about how to use [x]
10. EHDSProcedure.header.date
Definition | Date and optionally time of authoring/issuing
Short | Date and optionally time of authoring/issuing
Control | 0..1
Type | dateTime
Primitive Value | This primitive element may be present, or absent, or replaced by an extension
12. EHDSProcedure.header.status
Definition | Status of the procedure (e.g. completed, on hold, stopped)
Short | Status of the procedure (e.g. completed, on hold, stopped)
Control | 1..1
Binding | HL7 Event Status
Type | CodeableConcept
Obligations |
Obligations | Actor
SHALL:able-to-populate | Producer
14. EHDSProcedure.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.
Short | 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.
Control | 0..1
Type | CodeableConcept
16. EHDSProcedure.header.language
Definition | Language in which the resource is written. Language is expressed by the IETF language tag.
Short | Language in which the resource is written. Language is expressed by the IETF language tag.
Control | 0..1
Binding | BCP 47
Type | CodeableConcept
18. EHDSProcedure.code
Definition | Concept code and display name identifying the type of procedure
Short | Concept code and display name identifying the type of procedure
Control | 1..1
Binding | SNOMED CT
Type | CodeableConcept
Obligations |
Obligations | Actor
SHALL:able-to-populate | Producer
20. EHDSProcedure.procedureDate[x]
Definition | Date and time of the procedure or interval of its performance
Short | Date and time of the procedure or interval of its performance
Control | 0..1
Type | Choice of: dateTime, Period
[x] Note | SeeChoice of Data Typesfor further information about how to use [x]
Primitive Value | This primitive element may be present, or absent, or replaced by an extension
Obligations |
Obligations | Actor | Documentation
SHALL:able-to-populate | Producer | System SHALL support at least dateTime data type for the element.
22. EHDSProcedure.performer
Definition | Actors who performed the procedure (only main responsible actors expected)
Short | Actors who performed the procedure (only main responsible actors expected)
Control | 0..*
Type | http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSHealthProfessional
24. EHDSProcedure.bodySite
Definition | Target body site of the procedure. Laterality may be included as a qualifier of the body site.
Short | Target body site of the procedure. Laterality may be included as a qualifier of the body site.
Control | 0..*
Type | http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSBodyStructure
Obligations |
Obligations | Actor
SHOULD:able-to-populate | Producer
26. EHDSProcedure.reason[x]
Definition | The reason the procedure was performed. This may be a concept from a terminology or a reference to a specific instance that describes the reason.
Short | The reason the procedure was performed. This may be a concept from a terminology or a reference to a specific instance that describes the reason.
Control | 0..*
Binding | SNOMED CT, ICD-10, Orphacode
Type | Choice 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] Note | SeeChoice of Data Typesfor further information about how to use [x]
28. EHDSProcedure.outcome
Definition | The immediate result of the procedure (e.g. successful, unsuccessful). This does not include assessment over a longer period of time.
Short | The immediate result of the procedure (e.g. successful, unsuccessful). This does not include assessment over a longer period of time.
Control | 0..1
Binding | SNOMED CT
Type | CodeableConcept
30. EHDSProcedure.complication
Definition | Any complications that occurred during the procedure, or in the immediate post-procedure period. These are generally tracked separately from the procedure description, which will typically describe the procedure itself rather than any 'post procedure' issues.
Short | Any complications that occurred during the procedure, or in the immediate post-procedure period. These are generally tracked separately from the procedure description, which will typically describe the procedure itself rather than any 'post procedure' issues.
Control | 0..*
Binding | ICD-10, SNOMED CT
Type | CodeableConcept
32. EHDSProcedure.deviceUsed
Definition | Device used to perform the procedure
Short | Device used to perform the procedure
Control | 0..*
Type | http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSDevice
34. EHDSProcedure.focalDevice
Definition | Device(s) that is/are implanted, removed, or otherwise manipulated (calibration, battery replacement, fitting a prosthesis, attaching a wound-vac, etc.) as a focal portion of the Procedure.
Short | Device(s) that is/are implanted, removed, or otherwise manipulated (calibration, battery replacement, fitting a prosthesis, attaching a wound-vac, etc.) as a focal portion of the Procedure.
Control | 0..*
Type | http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSDevice
36. EHDSProcedure.note
Definition | Additional information about the procedure
Short | Additional information about the procedure
Control | 0..1
Type | string
Primitive Value | This primitive element may be present, or absent, or replaced by an extension
Obligations |
Obligations | Actor
SHOULD:able-to-populate | Producer