{"caseSensitive":true,"concept":[{"code":"in","definition":"This is an input parameter.","display":"In"},{"code":"out","definition":"This is an output parameter.","display":"Out"}],"contact":[{"telecom":[{"system":"url","value":"http://hl7.org/fhir"},{"system":"email","value":"fhir@lists.hl7.org"}]},{"telecom":[{"system":"url","value":"http://www.hl7.org/Special/committees/fiwg"}]}],"content":"complete","date":"2021-01-05T10:01:24+11:00","description":"Whether an operation parameter is an input or an output parameter.","experimental":false,"extension":[{"url":"http://hl7.org/fhir/StructureDefinition/structuredefinition-wg","valueCode":"fhir"},{"url":"http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status","valueCode":"normative"},{"url":"http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm","valueInteger":5}],"id":"operation-parameter-use","identifier":[{"system":"urn:ietf:rfc:3986","value":"urn:oid:2.16.840.1.113883.4.642.4.509"},{"system":"urn:ietf:rfc:3986","use":"old","value":"urn:oid:2.16.840.1.113883.4.642.1.502"},{"system":"urn:ietf:rfc:3986","use":"old","value":"urn:oid:2.16.840.1.113883.4.642.2.298"}],"jurisdiction":[{"coding":[{"code":"001","display":"World","system":"http://unstats.un.org/unsd/methods/m49/m49.htm"}]}],"meta":{"lastUpdated":"2026-04-01T17:59:15.240+00:00"},"name":"OperationParameterUse","publisher":"HL7 International / FHIR Infrastructure","resourceType":"CodeSystem","status":"active","text":{"div":"<div xmlns=\"http://www.w3.org/1999/xhtml\"><p class=\"res-header-id\"><b>Generated Narrative: CodeSystem operation-parameter-use</b></p><a name=\"operation-parameter-use\"> </a><a name=\"hcoperation-parameter-use\"> </a><p>This case-sensitive code system <code>http://hl7.org/fhir/operation-parameter-use</code> defines the following codes:</p><table class=\"codes\"><tr><td style=\"white-space:nowrap\"><b>Code</b></td><td><b>Display</b></td><td><b>Definition</b></td></tr><tr><td style=\"white-space:nowrap\">in<a name=\"operation-parameter-use-in\"> </a></td><td>In</td><td>This is an input parameter.</td></tr><tr><td style=\"white-space:nowrap\">out<a name=\"operation-parameter-use-out\"> </a></td><td>Out</td><td>This is an output parameter.</td></tr></table></div>","status":"generated"},"title":"Operation Parameter Use","url":"http://hl7.org/fhir/operation-parameter-use","valueSet":"http://hl7.org/fhir/ValueSet/operation-parameter-use","version":"6.0.0-ballot4"}