Canonical Resource Management Infrastructure Implementation Guide
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Canonical Resource Management Infrastructure Implementation Guide, published by HL7 International / Clinical Decision Support. This guide is not an authorized publication; it is the continuous build for version 1.1.0-cibuild built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/crmi-ig/ and changes regularly. See the Directory of published versions

Resource Profile: CRMIShareableTerminologyCapabilities - Detailed Descriptions

Page standards status: Trial-use Maturity Level: 1

Definitions for the crmi-shareableterminologycapabilities resource profile.

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

0. TerminologyCapabilities
Definition

A TerminologyCapabilities resource documents a set of capabilities (behaviors) of a FHIR Terminology Server that may be used as a statement of actual server functionality or a statement of required or desired server implementation.

ShortA statement of system capabilities
Control10..1*
Is Modifierfalse
Summaryfalse
Invariantsdom-2: If the resource is contained in another resource, it SHALL NOT contain nested Resources (contained.contained.empty())
dom-3: If the resource is contained in another resource, it SHALL be referred to from elsewhere in the resource or SHALL refer to the containing resource (contained.where((('#'+id in (%resource.descendants().reference | %resource.descendants().as(canonical) | %resource.descendants().as(uri) | %resource.descendants().as(url))) or descendants().where(reference = '#').exists() or descendants().where(as(canonical) = '#').exists() or descendants().where(as(canonical) = '#').exists()).not()).trace('unmatched', id).empty())
dom-4: If a resource is contained in another resource, it SHALL NOT have a meta.versionId or a meta.lastUpdated (contained.meta.versionId.empty() and contained.meta.lastUpdated.empty())
dom-5: If a resource is contained in another resource, it SHALL NOT have a security label (contained.meta.security.empty())
dom-6: A resource should have narrative for robust management (text.`div`.exists())
tcp-0: Name should be usable as an identifier for the module by machine processing applications such as code generation (name.matches('[A-Z]([A-Za-z0-9_]){0,254}'))
tcp-2: A Capability Statement SHALL have at least one of description, software, or implementation element. ((description.count() + software.count() + implementation.count()) > 0)
tcp-3: If kind = instance, implementation must be present and software may be present ((kind != 'instance') or implementation.exists())
tcp-4: If kind = capability, implementation must be absent, software must be present ((kind != 'capability') or (implementation.exists().not() and software.exists()))
tcp-5: If kind = requirements, implementation and software must be absent ((kind!='requirements') or (implementation.exists().not() and software.exists().not()))
tcp-0: Name should be usable as an identifier for the module by machine processing applications such as code generation (name.matches('[A-Z]([A-Za-z0-9_]){0,254}'))
tcp-2: A Capability Statement SHALL have at least one of description, software, or implementation element. ((description.count() + software.count() + implementation.count()) > 0)
tcp-3: If kind = instance, implementation must be present and software may be present ((kind != 'instance') or implementation.exists())
tcp-4: If kind = capability, implementation must be absent, software must be present ((kind != 'capability') or (implementation.exists().not() and software.exists()))
tcp-5: If kind = requirements, implementation and software must be absent ((kind!='requirements') or (implementation.exists().not() and software.exists().not()))
2. TerminologyCapabilities.implicitRules
Definition

A reference to a set of rules that were followed when the resource was constructed, and which must be understood when processing the content. Often, this is a reference to an implementation guide that defines the special rules along with other profiles etc.

ShortA set of rules under which this content was created
Comments

Asserting this rule set restricts the content to be only understood by a limited set of trading partners. This inherently limits the usefulness of the data in the long term. However, the existing health eco-system is highly fractured, and not yet ready to define, collect, and exchange data in a generally computable sense. Wherever possible, implementers and/or specification writers should avoid using this element. Often, when used, the URL is a reference to an implementation guide that defines these special rules as part of it's narrative along with other profiles, value sets, etc.

Control0..1
Typeuri
Is Modifiertrue because This element is labeled as a modifier because the implicit rules may provide additional knowledge about the resource that modifies it's meaning or interpretation
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
Summarytrue
Invariantsele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count()))
4. TerminologyCapabilities.extension:knowledgeCapability
Slice NameknowledgeCapability
Definition

Defines a knowledge capability afforded by this knowledge artifact.

Shortshareable | computable | publishable | executable
Control0..*
TypeExtension(CQF Knowledge capability) (Extension Type: code)
Is Modifierfalse
Must Supporttrue
Invariantsele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count()))
ext-1: Must have either extensions or value[x], not both (extension.exists() != value.exists())
ele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count()))
ext-1: Must have either extensions or value[x], not both (extension.exists() != value.exists())
6. TerminologyCapabilities.extension:artifactComment
Slice NameartifactComment
Definition

A comment containing additional documentation, a review comment, usage guidance, or other relevant information from a particular user.

ShortAdditional documentation, review, or usage guidance
Control0..*
TypeExtension(Artifact Comment) (Complex Extension)
Is Modifierfalse
Must Supporttrue
Invariantsele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count()))
ext-1: Must have either extensions or value[x], not both (extension.exists() != value.exists())
8. TerminologyCapabilities.extension:versionAlgorithm
Slice NameversionAlgorithm
Definition

Indicates the mechanism used to compare versions to determine which is more current.

ShortHow to compare versions
Comments

If set as a string, this is a FHIRPath expression that has two additional context variables passed in - %version1 and %version2 and will return a negative number if version1 is newer, a positive number if version2 and a 0 if the version ordering can't be successfully be determined.

Control0..1
TypeExtension(Artifact Version Algorithm) (Extension Type: Choice of: string, Coding)
Is Modifierfalse
Must Supporttrue
Invariantsele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count()))
ext-1: Must have either extensions or value[x], not both (extension.exists() != value.exists())
ele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count()))
ext-1: Must have either extensions or value[x], not both (extension.exists() != value.exists())
10. TerminologyCapabilities.extension:versionPolicy
Slice NameversionPolicy
Definition

Defines the versioning policy of the artifact.

Shortmetadata | strict
Control0..1
TypeExtension(Artifact Version Policy) (Extension Type: CodeableConcept)
Is Modifierfalse
Must Supporttrue
Invariantsele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count()))
ext-1: Must have either extensions or value[x], not both (extension.exists() != value.exists())
ele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count()))
ext-1: Must have either extensions or value[x], not both (extension.exists() != value.exists())
12. TerminologyCapabilities.modifierExtension
Definition

May be used to represent additional information that is not part of the basic definition of the resource and that modifies the understanding of the element that contains it and/or the understanding of the containing element's descendants. Usually modifier elements provide negation or qualification. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Applications processing a resource are required to check for modifier extensions.

Modifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself).

ShortExtensions that cannot be ignored
Comments

There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.

Control0..*
TypeExtension
Is Modifiertrue because Modifier extensions are expected to modify the meaning or interpretation of the resource that contains them
Summaryfalse
Requirements

Modifier extensions allow for extensions that cannot be safely ignored to be clearly distinguished from the vast majority of extensions which can be safely ignored. This promotes interoperability by eliminating the need for implementers to prohibit the presence of extensions. For further information, see the definition of modifier extensions.

Alternate Namesextensions, user content
Invariantsele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count()))
ext-1: Must have either extensions or value[x], not both (extension.exists() != value.exists())
14. TerminologyCapabilities.url
Definition

An absolute URI that is used to identify this terminology capabilities when it is referenced in a specification, model, design or an instance; also called its canonical identifier. This SHOULD be globally unique and SHOULD be a literal address at which at which an authoritative instance of this terminology capabilities is (or will be) published. This URL can be the target of a canonical reference. It SHALL remain the same when the terminology capabilities is stored on different servers.

ShortCanonical identifier for this terminology capabilities, represented as a URI (globally unique)
Comments

Can be a urn:uuid: or a urn:oid: but real http: addresses are preferred. Multiple instances may share the same URL if they have a distinct version.

The determination of when to create a new version of a resource (same url, new version) vs. defining a new artifact is up to the author. Considerations for making this decision are found in Technical and Business Versions.

In some cases, the resource can no longer be found at the stated url, but the url itself cannot change. Implementations can use the meta.source element to indicate where the current master source of the resource can be found.

Control10..1
Typeuri
Is Modifierfalse
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
Must Supporttrue
Summarytrue
Requirements

Allows the terminology capabilities to be referenced by a single globally unique identifier.

Invariantsele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count()))
16. TerminologyCapabilities.version
Definition

The identifier that is used to identify this version of the terminology capabilities when it is referenced in a specification, model, design or instance. This is an arbitrary value managed by the terminology capabilities author and is not expected to be globally unique. For example, it might be a timestamp (e.g. yyyymmdd) if a managed version is not available. There is also no expectation that versions can be placed in a lexicographical sequence.

ShortBusiness version of the terminology capabilities
Comments

There may be different terminology capabilities instances that have the same identifier but different versions. The version can be appended to the url in a reference to allow a reference to a particular business version of the terminology capabilities with the format [url]|[version].

NoteThis is a business version Id, not a resource version Id (see discussion)
Control10..1
Typestring
Is Modifierfalse
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
Must Supporttrue
Summarytrue
Invariantsele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count()))
18. TerminologyCapabilities.name
Definition

A natural language name identifying the terminology capabilities. This name should be usable as an identifier for the module by machine processing applications such as code generation.

ShortName for this terminology capabilities (computer friendly)
Comments

The name is not expected to be globally unique. The name should be a simple alphanumeric type name to ensure that it is machine-processing friendly.

Control0..1
This element is affected by the following invariants: inv-0
Typestring
Is Modifierfalse
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
Must Supporttrue
Summarytrue
Requirements

Support human navigation and code generation.

Invariantsele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count()))
20. TerminologyCapabilities.title
Definition

A short, descriptive, user-friendly title for the terminology capabilities.

ShortName for this terminology capabilities (human friendly)
Comments

This name does not need to be machine-processing friendly and may contain punctuation, white-space, etc.

Control10..1
Typestring
Is Modifierfalse
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
Must Supporttrue
Summarytrue
Invariantsele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count()))
22. TerminologyCapabilities.status
Definition

The status of this terminology capabilities. Enables tracking the life-cycle of the content.

Shortdraft | active | retired | unknown
Comments

Allows filtering of terminology capabilitiess that are appropriate for use versus not.This is not intended for use with actual capability statements, but where capability statements are used to describe possible or desired systems.

Control1..1
BindingThe codes SHALL be taken from PublicationStatushttp://hl7.org/fhir/ValueSet/publication-status|4.0.1
(required to http://hl7.org/fhir/ValueSet/publication-status|4.0.1)

The lifecycle status of an artifact.

Typecode
Is Modifiertrue because This is labeled as "Is Modifier" because applications should not use a retired {{title}} without due consideration
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
Must Supporttrue
Summarytrue
Invariantsele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count()))
24. TerminologyCapabilities.experimental
Definition

A Boolean value to indicate that this terminology capabilities is authored for testing purposes (or education/evaluation/marketing) and is not intended to be used for genuine usage.

ShortFor testing purposes, not real usage
Comments

Allows filtering of terminology capabilitiess that are appropriate for use versus not.

Control10..1
Typeboolean
Is Modifierfalse
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
Must Supporttrue
Summarytrue
Requirements

Enables experimental content to be developed following the same lifecycle that would be used for a production-level terminology capabilities.

Invariantsele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count()))
26. TerminologyCapabilities.date
Definition

The date (and optionally time) when the terminology capabilities was published. The date must change when the business version changes and it must change if the status code changes. In addition, it should change when the substantive content of the terminology capabilities changes.

ShortDate last changed
Comments

Note that this is not the same as the resource last-modified-date, since the resource may be a secondary representation of the terminology capabilities. Additional specific dates may be added as extensions or be found by consulting Provenances associated with past versions of the resource.

Control1..1
TypedateTime
Is Modifierfalse
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
Summarytrue
Alternate NamesRevision Date
Invariantsele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count()))
28. TerminologyCapabilities.publisher
Definition

The name of the organization or individual that published the terminology capabilities.

ShortName of the publisher (organization or individual)
Comments

Usually an organization but may be an individual. The publisher (or steward) of the terminology capabilities is the organization or individual primarily responsible for the maintenance and upkeep of the terminology capabilities. This is not necessarily the same individual or organization that developed and initially authored the content. The publisher is the primary point of contact for questions or issues with the terminology capabilities. This item SHOULD be populated unless the information is available from context.

Control0..1
Typestring
Is Modifierfalse
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
Must Supporttrue
Summarytrue
Requirements

Helps establish the "authority/credibility" of the terminology capabilities. May also allow for contact.

Invariantsele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count()))
30. TerminologyCapabilities.description
Definition

A free text natural language description of the terminology capabilities from a consumer's perspective. Typically, this is used when the capability statement describes a desired rather than an actual solution, for example as a formal expression of requirements as part of an RFP.

ShortNatural language description of the terminology capabilities
Comments

This description can be used to capture details such as why the terminology capabilities was built, comments about misuse, instructions for clinical use and interpretation, literature references, examples from the paper world, etc. It is not a rendering of the terminology capabilities as conveyed in the 'text' field of the resource itself. This item SHOULD be populated unless the information is available from context (e.g. the language of the terminology capabilities is presumed to be the predominant language in the place the terminology capabilities was created).This does not need to be populated if the description is adequately implied by the software or implementation details.

Control10..1
Typemarkdown
Is Modifierfalse
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
Must Supporttrue
Summaryfalse
Invariantsele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count()))
32. TerminologyCapabilities.kind
Definition

The way that this statement is intended to be used, to describe an actual running instance of software, a particular product (kind, not instance of software) or a class of implementation (e.g. a desired purchase).

Shortinstance | capability | requirements
Control1..1
This element is affected by the following invariants: tcp-3, tcp-4, tcp-5
BindingThe codes SHALL be taken from CapabilityStatementKindhttp://hl7.org/fhir/ValueSet/capability-statement-kind|4.0.1
(required to http://hl7.org/fhir/ValueSet/capability-statement-kind|4.0.1)

How a capability statement is intended to be used.

Typecode
Is Modifierfalse
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
Summarytrue
Requirements

Allow searching the 3 modes.

Invariantsele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count()))
34. TerminologyCapabilities.implementation
Definition

Identifies a specific implementation instance that is described by the terminology capability statement - i.e. a particular installation, rather than the capabilities of a software program.

ShortIf this describes a specific instance
Control0..1
This element is affected by the following invariants: tcp-2, tcp-5
TypeBackboneElement
Is Modifierfalse
Summarytrue
Invariantsele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count()))
36. TerminologyCapabilities.implementation.modifierExtension
Definition

May be used to represent additional information that is not part of the basic definition of the element and that modifies the understanding of the element in which it is contained and/or the understanding of the containing element's descendants. Usually modifier elements provide negation or qualification. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Applications processing a resource are required to check for modifier extensions.

Modifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself).

ShortExtensions that cannot be ignored even if unrecognized
Comments

There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.

Control0..*
TypeExtension
Is Modifiertrue because Modifier extensions are expected to modify the meaning or interpretation of the element that contains them
Summarytrue
Requirements

Modifier extensions allow for extensions that cannot be safely ignored to be clearly distinguished from the vast majority of extensions which can be safely ignored. This promotes interoperability by eliminating the need for implementers to prohibit the presence of extensions. For further information, see the definition of modifier extensions.

Alternate Namesextensions, user content, modifiers
Invariantsele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count()))
ext-1: Must have either extensions or value[x], not both (extension.exists() != value.exists())
38. TerminologyCapabilities.implementation.description
Definition

Information about the specific installation that this terminology capability statement relates to.

ShortDescribes this specific instance
Control1..1
Typestring
Is Modifierfalse
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
Summarytrue
Invariantsele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count()))