FHIR Extensions Pack
5.3.0-ballot-tc1 - (September 2025 Ballot) International flag

FHIR Extensions Pack, published by HL7 International / FHIR Infrastructure. This guide is not an authorized publication; it is the continuous build for version 5.3.0-ballot-tc1 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/fhir-extensions/ and changes regularly. See the Directory of published versions

Extension: Instantiates Canonical

Official URL: http://hl7.org/fhir/StructureDefinition/workflow-instantiatesCanonical Version: 5.3.0-ballot-tc1
Standards status: Deprecated Maturity Level: 1 Computable Name: InstantiatesCanonical

The URL pointing to a FHIR-defined protocol, guideline, orderset or other definition that is adhered to in whole or in part by the event or request resource.

Context of Use

This extension is deprecated and should no longer be used

This extension may be used on the following element(s)

Usage info

Usages:

  • This Extension is not used by any profiles in this Implementation Guide

You can also check for usages in the FHIR IG Statistics

Changes since version 5.2.0:

  • No changes

    • Formal Views of Extension Content

    Description of Profiles, Differentials, Snapshots, and how the XML and JSON presentations work.

    This structure is derived from Extension

    Summary

    Simple Extension with the type canonical: The URL pointing to a FHIR-defined protocol, guideline, orderset or other definition that is adhered to in whole or in part by the event or request resource.

    Maturity: 1

    This structure is derived from Extension

    NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
    .. Extension 0..* Extension FHIR protocol or definition
    ... extension 0..0
    ... url 1..1 uri "http://hl7.org/fhir/StructureDefinition/workflow-instantiatesCanonical"
    ... value[x] 1..1 canonical(ActivityDefinition | Measure | OperationDefinition | PlanDefinition | Questionnaire) Value of extension

    doco Documentation for this format
    NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
    .. Extension 0..* Extension FHIR protocol or definition
    ... id 0..1 id Unique id for inter-element referencing
    ... extension 0..0
    ... url 1..1 uri "http://hl7.org/fhir/StructureDefinition/workflow-instantiatesCanonical"

    doco Documentation for this format

    This structure is derived from Extension

    Summary

    Simple Extension with the type canonical: The URL pointing to a FHIR-defined protocol, guideline, orderset or other definition that is adhered to in whole or in part by the event or request resource.

    Maturity: 1

    Differential View

    This structure is derived from Extension

    NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
    .. Extension 0..* Extension FHIR protocol or definition
    ... extension 0..0
    ... url 1..1 uri "http://hl7.org/fhir/StructureDefinition/workflow-instantiatesCanonical"
    ... value[x] 1..1 canonical(ActivityDefinition | Measure | OperationDefinition | PlanDefinition | Questionnaire) Value of extension

    doco Documentation for this format

    Snapshot View

    NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
    .. Extension 0..* Extension FHIR protocol or definition
    ... id 0..1 id Unique id for inter-element referencing
    ... extension 0..0
    ... url 1..1 uri "http://hl7.org/fhir/StructureDefinition/workflow-instantiatesCanonical"

    doco Documentation for this format

     

    Other representations of profile: CSV, Excel, Schematron

    Constraints

    IdGradePath(s)DetailsRequirements
    ele-1error**ALL** elementsAll FHIR elements must have a @value or children
    : hasValue() or (children().count() > id.count())
    ext-1error**ALL** extensionsMust have either extensions or value[x], not both
    : extension.exists() != value.exists()

    R4B

    The extension is not used in R4B

    • Duplicate Resource http://hl7.org/fhir/StructureDefinition/workflow-instantiatesCanonical of type StructureDefinition (existing version 4.3.0, new version 5.3.0-ballot-tc1)

    R4

    The extension is not used in R4

    • Duplicate Resource http://hl7.org/fhir/StructureDefinition/workflow-instantiatesCanonical of type StructureDefinition (existing version 4.0.1, new version 5.3.0-ballot-tc1)

    R3

    The extension is represented a little differently in R3:

    • Map the type canonical to uri on the element Extension.value[x]
    • Note: Extensions that have been modified for R3 are still draft while real-world experience is collected
    Name Flags Card. Type Description & Constraints      Filter: Filters doco
    . . Extension 0..* Extension FHIR protocol or definition
    . . . extension 0 .. 0
    . . . url 1 .. 1 uri "http://hl7.org/fhir/StructureDefinition/workflow-instantiatesCanonical"
    . . . value[x] 1.. 1 uri Value of extension

    doco Documentation for this format

    Search Parameters for this Extension

    (none found)