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Important

This CodeSystem has may be new or has been amended since the last ballot. Users are advised to review all content carefully. Details of the changes can be found within the UK Core Version History.

Extension UK Core Cuff Size

Canonical_URL	Status	Current_Version	Last_Updated	Description	Profile_Purpose	Context of Use
https://fhir.hl7.org.uk/StructureDefinition/Extension-UKCore-CuffSize	active	1.0.0	2023-09-12	An extension to record the cuff size of a sphygmomanometer.	This extension is a clinical observation use case to record the cuff size used on a sphygmomanometer when the blood pressure was measured.	Device

Tree View

ExtensionUKCoreCuffSize (Extension)	C		Extension	Element id Extension Short description An extension to record the cuff size of a sphygmomanometer. Definition This extension allows the recording of the cuff size of a sphygmomanometer used in a blood pressure reading. Data type Extension Conditions The cardinality or value of this element may be affected by these constraints: ele-1 Constraints 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()` Mappings rim: n/a rim: N/A
id		0..1	string	There are no (further) constraints on this element Element id Extension.id Short description Unique id for inter-element referencing Definition Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces. Data type string Mappings rim: n/a
extension	C	0..*	Extension	There are no (further) constraints on this element Element id Extension.extension Short description Additional content defined by implementations Alternate names extensions, user content Definition May be used to represent additional information that is not part of the basic definition of the element. 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. 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. Data type Extension Slicing Unordered, Open, by url(Value) Extensions are always sliced by (at least) url Conditions The cardinality or value of this element may be affected by these constraints: ele-1 Constraints 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()` Mappings rim: n/a rim: N/A
url		1..1	uriFixed Value	Element id Extension.url Short description identifies the meaning of the extension Definition Source of the definition for the extension code - a logical name or a URL. Comments The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension. Data type uri Fixed value https://fhir.hl7.org.uk/StructureDefinition/Extension-UKCore-CuffSize Mappings rim: N/A
value[x]		1..1	Binding	Element id Extension.value[x] Short description A set of codes to record the cuff size Definition Value of extension - must be one of a constrained set of the data types (see Extensibility for a list). Binding A set of codes to record the cuff size UKCoreBloodPressureCuffSize (preferred) Conditions The cardinality or value of this element may be affected by these constraints: ele-1 Constraints ele-1: All FHIR elements must have a @value or children `hasValue() or (children().count() > id.count())` Mappings rim: n/a rim: N/A
valueCodeableConcept			CodeableConcept	Data type CodeableConcept

Detailed Descriptions

Extension
Short	An extension to record the cuff size of a sphygmomanometer.
Definition	This extension allows the recording of the cuff size of a sphygmomanometer used in a blood pressure reading.
Cardinality	0..*
Conditions	The cardinality or value of this element may be affected by these constraints: ele-1
Constraints	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()`
Mappings	rim: n/a rim: N/A
Extension.id
Short	Unique id for inter-element referencing
Definition	Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.
Cardinality	0..1
Type	string
Mappings	rim: n/a
Extension.extension
Short	Additional content defined by implementations
Definition	May be used to represent additional information that is not part of the basic definition of the element. 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.
Cardinality	0..*
Type	Extension
Alias	extensions, user content
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.
Slicing	Unordered, Open, by url(Value) Extensions are always sliced by (at least) url
Conditions	The cardinality or value of this element may be affected by these constraints: ele-1
Constraints	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()`
Mappings	rim: n/a rim: N/A
Extension.url
Short	identifies the meaning of the extension
Definition	Source of the definition for the extension code - a logical name or a URL.
Cardinality	1..1
Type	uri
Comments	The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.
Fixed Value	https://fhir.hl7.org.uk/StructureDefinition/Extension-UKCore-CuffSize
Mappings	rim: N/A
Extension.value[x]
Short	A set of codes to record the cuff size
Definition	Value of extension - must be one of a constrained set of the data types (see Extensibility for a list).
Cardinality	1..1
Type	CodeableConcept
Binding	A set of codes to record the cuff size UKCoreBloodPressureCuffSize (preferred)
Conditions	The cardinality or value of this element may be affected by these constraints: ele-1
Constraints	ele-1: All FHIR elements must have a @value or children `hasValue() or (children().count() > id.count())`
Mappings	rim: n/a rim: N/A

Table View

Extension		..
Extension.url		..
Extension.value[x]	CodeableConcept	1..

XML View

<id value="Extension-UKCore-CuffSize" />
<url value="https://fhir.hl7.org.uk/StructureDefinition/Extension-UKCore-CuffSize" />
<version value="1.0.0" />
<name value="ExtensionUKCoreCuffSize" />
<title value="Extension UK Core Cuff Size" />
<status value="active" />
<date value="2023-09-12" />
<publisher value="HL7 UK" />
<contact>
<name value="HL7 UK" />
<telecom>
<system value="email" />
<value value="ukcore@hl7.org.uk" />
<use value="work" />
<rank value="1" />
</telecom>
</contact>
<description value="An extension to record the cuff size of a sphygmomanometer." />
<purpose value="This extension is a clinical observation use case to record the cuff size used on a sphygmomanometer when the blood pressure was measured." />
<copyright value="Copyright © 2021+ HL7 UK Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at  http://www.apache.org/licenses/LICENSE-2.0 Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License. HL7® FHIR® standard Copyright © 2011+ HL7 The HL7® FHIR® standard is used under the FHIR license. You may obtain a copy of the FHIR license at  https://www.hl7.org/fhir/license.html." />
<fhirVersion value="4.0.1" />
<kind value="complex-type" />
<abstract value="false" />
<context>
<type value="element" />
<expression value="Device" />
</context>
<type value="Extension" />
<baseDefinition value="http://hl7.org/fhir/StructureDefinition/Extension" />
<derivation value="constraint" />
<differential>
<element id="Extension">
<path value="Extension" />
<short value="An extension to record the cuff size of a sphygmomanometer." />
<definition value="This extension allows the recording of the cuff size of a sphygmomanometer used in a blood pressure reading." />
</element>
<element id="Extension.url">
<path value="Extension.url" />
<fixedUri value="https://fhir.hl7.org.uk/StructureDefinition/Extension-UKCore-CuffSize" />
</element>
<element id="Extension.value[x]">
<path value="Extension.value[x]" />
<short value="A set of codes to record the cuff size" />
<min value="1" />
<type>
<code value="CodeableConcept" />
</type>
<binding>
<strength value="preferred" />
<description value="A set of codes to record the cuff size" />
<valueSet value="https://fhir.hl7.org.uk/ValueSet/UKCore-BloodPressure-CuffSize" />
</binding>
</element>
</differential>

</StructureDefinition>

JSON View

{

"resourceType": "StructureDefinition",
"id": "Extension-UKCore-CuffSize",
"url": "https://fhir.hl7.org.uk/StructureDefinition/Extension-UKCore-CuffSize",
"version": "1.0.0",
"name": "ExtensionUKCoreCuffSize",
"title": "Extension UK Core Cuff Size",
"status": "active",
"date": "2023-09-12",
"publisher": "HL7 UK",
"contact": [
{
"name": "HL7 UK",
"telecom": [
{
"system": "email",
"value": "ukcore@hl7.org.uk",
"use": "work",
"rank": 1
}
]
}
],
"description": "An extension to record the cuff size of a sphygmomanometer.",
"purpose": "This extension is a clinical observation use case to record the cuff size used on a sphygmomanometer when the blood pressure was measured.",
"copyright": "Copyright © 2021+ HL7 UK Licensed under the Apache License, Version 2.0 (the \"License\"); you may not use this file except in compliance with the License. You may obtain a copy of the License at  http://www.apache.org/licenses/LICENSE-2.0 Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an \"AS IS\" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License. HL7® FHIR® standard Copyright © 2011+ HL7 The HL7® FHIR® standard is used under the FHIR license. You may obtain a copy of the FHIR license at  https://www.hl7.org/fhir/license.html.",
"fhirVersion": "4.0.1",
"kind": "complex-type",
"abstract": false,
"context": [
{
"type": "element",
"expression": "Device"
}
],
"type": "Extension",
"baseDefinition": "http://hl7.org/fhir/StructureDefinition/Extension",
"derivation": "constraint",
"differential": {
"element": [
{
"id": "Extension",
"path": "Extension",
"short": "An extension to record the cuff size of a sphygmomanometer.",
"definition": "This extension allows the recording of the cuff size of a sphygmomanometer used in a blood pressure reading."
},
{
"id": "Extension.url",
"path": "Extension.url",
"fixedUri": "https://fhir.hl7.org.uk/StructureDefinition/Extension-UKCore-CuffSize"
},
{
"id": "Extension.value[x]",
"path": "Extension.value[x]",
"short": "A set of codes to record the cuff size",
"min": 1,
"type": [
{
"code": "CodeableConcept"
}
],
"binding": {
"strength": "preferred",
"description": "A set of codes to record the cuff size",
"valueSet": "https://fhir.hl7.org.uk/ValueSet/UKCore-BloodPressure-CuffSize"
}
}
]
}

}

Examples

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Examples

Cuff Size - An example to illustrate a blood pressure monitoring device with a large cuff.
Extension-UKCore-CuffSize-Example

Extension Specific Guidance

There is a binding within this extension to a ValueSet-UKCore-BloodPressure-CuffSize.