Release 4B


FHIR Infrastructure Work GroupMaturity Level: N/AStandards Status: InformativeCompartments: Not linked to any defined compartments

Raw JSON (canonical form + also see JSON Format Specification)

Search parameter for an extension example

  "resourceType" : "SearchParameter",
  "id" : "example-extension",
  "text" : {
    "status" : "generated",
    "div" : "<div xmlns=\"\"><p><b>Generated Narrative</b></p><div style=\"display: inline-block; background-color: #d9e0e7; padding: 6px; margin: 4px; border: 1px solid #8da1b4; border-radius: 5px; line-height: 60%\"><p style=\"margin-bottom: 0px\">Resource &quot;example-extension&quot; </p></div><p><b>url</b>: <code></code></p><p><b>name</b>: Example Search Parameter on an extension</p><p><b>status</b>: draft</p><p><b>experimental</b>: true</p><p><b>publisher</b>: Health Level Seven International (FHIR Infrastructure)</p><p><b>contact</b>: <a href=\"\"></a></p><p><b>description</b>: Search by url for a participation agreement, which is stored in a DocumentReference</p><p><b>code</b>: part-agree</p><p><b>base</b>: Patient</p><p><b>type</b>: reference</p><p><b>expression</b>: DocumentReference.extension('')</p><p><b>xpath</b>: f:DocumentReference/f:extension[@url='']</p><p><b>xpathUsage</b>: normal</p><p><b>target</b>: DocumentReference</p></div>"
  "url" : "",
  "name" : "Example Search Parameter on an extension",
  "status" : "draft",
  "experimental" : true,
  "publisher" : "Health Level Seven International (FHIR Infrastructure)",
  "contact" : [{
    "telecom" : [{
      "system" : "url",
      "value" : ""
  "description" : "Search by url for a participation agreement, which is stored in a DocumentReference",
  "code" : "part-agree",
  "base" : ["Patient"],
  "type" : "reference",
  "expression" : "DocumentReference.extension('')",
  "xpath" : "f:DocumentReference/f:extension[@url='']",
  "xpathUsage" : "normal",
  "target" : ["DocumentReference"]

Usage note: every effort has been made to ensure that the examples are correct and useful, but they are not a normative part of the specification.