FHIR Tooling Extensions IG
1.1.0 - Release 0.2.0
FHIR Tooling Extensions IG
1.1.0 - Release 0.2.0
FHIR Tooling Extensions IG, published by HL7 International / FHIR Infrastructure. This guide is not an authorized publication; it is the continuous build for version 1.1.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/FHIR/fhir-tools-ig/ and changes regularly. See the Directory of published versions
| URL oficial: http://hl7.org/fhir/tools/StructureDefinition/type-specifier | Versión: 1.1.0 | ||||
| Standards status: Informative Active a partir de 2026-03-04 . | Nivel de madurez: 3 | Nombre computable: TypeSpecifier | |||
| Otros identificadores: OID:2.16.840.1.113883.4.642.40.1.42.41 | |||||
In some logical models, the type of content at one location depends on the value of some other element, and the type is otherwise not explicit in the instance. In such cases, the type of the element is assigned an abstract ancestor type, and this extension specifies how to determine what type is actually used
Context of Use
This extension may be used on the following element(s)
ElementDefinition
Usage info
Usages:
You can also check for usages in the FHIR IG Statistics
Descripción de perfiles, diferenciales, instantáneas y sus representaciones.
Esta estructura se deriva de Extension .
| Name | Flags | Card. | Type | Description & Constraints Filter:   |
|---|---|---|---|---|
  Extension |
0..* | Extension | Indicates that this repeating element is represented as an object in json and the named one of the two sub-elements is the key for the other one | |
  Slices for extension |
2..2 | Extension | Extension Slice: Unordered, Closed by value:url | |
   extension:condition |
1..1 | Extension | Condition for this type (FHIRPath) | |
   extension |
0..0 | Extension | ||
 url |
1..1 | uri | "condition" | |
 value[x] |
1..1 | string | Value of extension | |
 extension:type |
1..1 | Extension | The type (uri - usually full URI of logical model type_ | |
 extension |
0..0 | Extension | ||
| url |
1..1 | uri | "type" | |
| value[x] |
1..1 | code | Value of extension | |
 url |
1..1 | uri | "http://hl7.org/fhir/tools/StructureDefinition/type-specifier" | |
 value[x] |
0..0 | Value of extension | ||
| Documentation for this format | ||||
| Name | Flags | Card. | Type | Description & Constraints Filter: |
|---|---|---|---|---|
 Extension |
0..* | Extension | Indicates that this repeating element is represented as an object in json and the named one of the two sub-elements is the key for the other one | |
| id |
0..1 | id | Unique id for inter-element referencing | |
| Slices for extension |
2..2 | Extension | Extension Slice: Unordered, Closed by value:url | |
| extension:condition |
1..1 | Extension | Condition for this type (FHIRPath) | |
| id |
0..1 | id | Unique id for inter-element referencing | |
| extension |
0..0 | Extension Slice: Unordered, Open by value:url | ||
| url |
1..1 | uri | "condition" | |
| value[x] |
1..1 | string | Value of extension | |
| extension:type |
1..1 | Extension | The type (uri - usually full URI of logical model type_ | |
| id |
0..1 | id | Unique id for inter-element referencing | |
| extension |
0..0 | Extension Slice: Unordered, Open by value:url | ||
| url |
1..1 | uri | "type" | |
| value[x] |
1..1 | code | Value of extension | |
| url |
1..1 | uri | "http://hl7.org/fhir/tools/StructureDefinition/type-specifier" | |
| Documentation for this format | ||||
| Id | Grade | Path(s) | Description | Expression |
| ele-1 | error | **ALL** elements | All FHIR elements must have a @value or children |
hasValue() or (children().count() > id.count())
|
| ext-1 | error | **ALL** extensions | Must have either extensions or value[x], not both |
extension.exists() != value.exists()
|
Esta estructura se deriva de Extension .
Summary
Complex Extension: In some logical models, the type of content at one location depends on the value of some other element, and the type is otherwise not explicit in the instance. In such cases, the type of the element is assigned an abstract ancestor type, and this extension specifies how to determine what type is actually used
Maturity: 3
Vista diferencialDifferential View
Esta estructura se deriva de Extension .
| Name | Flags | Card. | Type | Description & Constraints Filter: |
|---|---|---|---|---|
| Extension |
0..* | Extension | Indicates that this repeating element is represented as an object in json and the named one of the two sub-elements is the key for the other one | |
| Slices for extension |
2..2 | Extension | Extension Slice: Unordered, Closed by value:url | |
| extension:condition |
1..1 | Extension | Condition for this type (FHIRPath) | |
| extension |
0..0 | Extension | ||
| url |
1..1 | uri | "condition" | |
| value[x] |
1..1 | string | Value of extension | |
| extension:type |
1..1 | Extension | The type (uri - usually full URI of logical model type_ | |
| extension |
0..0 | Extension | ||
| url |
1..1 | uri | "type" | |
| value[x] |
1..1 | code | Value of extension | |
| url |
1..1 | uri | "http://hl7.org/fhir/tools/StructureDefinition/type-specifier" | |
| value[x] |
0..0 | Value of extension | ||
| Documentation for this format | ||||
Vista instantánea
| Name | Flags | Card. | Type | Description & Constraints Filter: |
|---|---|---|---|---|
| Extension |
0..* | Extension | Indicates that this repeating element is represented as an object in json and the named one of the two sub-elements is the key for the other one | |
| id |
0..1 | id | Unique id for inter-element referencing | |
| Slices for extension |
2..2 | Extension | Extension Slice: Unordered, Closed by value:url | |
| extension:condition |
1..1 | Extension | Condition for this type (FHIRPath) | |
| id |
0..1 | id | Unique id for inter-element referencing | |
| extension |
0..0 | Extension Slice: Unordered, Open by value:url | ||
| url |
1..1 | uri | "condition" | |
| value[x] |
1..1 | string | Value of extension | |
| extension:type |
1..1 | Extension | The type (uri - usually full URI of logical model type_ | |
| id |
0..1 | id | Unique id for inter-element referencing | |
| extension |
0..0 | Extension Slice: Unordered, Open by value:url | ||
| url |
1..1 | uri | "type" | |
| value[x] |
1..1 | code | Value of extension | |
| url |
1..1 | uri | "http://hl7.org/fhir/tools/StructureDefinition/type-specifier" | |
| Documentation for this format | ||||
| Id | Grade | Path(s) | Description | Expression |
| ele-1 | error | **ALL** elements | All FHIR elements must have a @value or children |
hasValue() or (children().count() > id.count())
|
| ext-1 | error | **ALL** extensions | Must have either extensions or value[x], not both |
extension.exists() != value.exists()
|
Esta estructura se deriva de Extension .
Summary
Complex Extension: In some logical models, the type of content at one location depends on the value of some other element, and the type is otherwise not explicit in the instance. In such cases, the type of the element is assigned an abstract ancestor type, and this extension specifies how to determine what type is actually used
Maturity: 3
Otras representaciones de perfil: CSV, Excel, Schematron
IG © 2022+. HL7 International / FHIR Infrastructure.
Paquete hl7.fhir.uv.tools#1.1.0 basado en FHIR 5.0.0.
Generado
2026-03-04
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