Definition for heart valve replacement service request (id = "heart-valve-replacement")

<?xml version="1.0" encoding="UTF-8"?>

<ActivityDefinition xmlns="http://hl7.org/fhir">
  <id value="heart-valve-replacement"/> 
  <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-wg">
    <valueCode value="cds"/> 
  </extension> 
  <status value="draft"/> 
  <publisher value="HL7 International / Clinical Decision Support"/> 
  <contact> 
    <telecom> 
      <system value="url"/> 
      <value value="http://www.hl7.org/Special/committees/dss"/> 
    </telecom> 
  </contact> 
  <description value="Heart valve replacement"/> 
  <useContext> 
    <code> 
      <system value="http://terminology.hl7.org/CodeSystem/usage-context-type"/> 
      <code value="age"/> 
    </code> 
    <valueCodeableConcept> 
      <coding> 
        <system value="https://meshb.nlm.nih.gov"/> 
        <code value="D000328"/> 
        <display value="Adult"/> 
      </coding> 
    </valueCodeableConcept> 
  </useContext> 
  <useContext> 
    <code> 
      <system value="http://terminology.hl7.org/CodeSystem/usage-context-type"/> 
      <code value="user"/> 
    </code> 
    <valueCodeableConcept> 
      <coding> 
        <system value="http://snomed.info/sct"/> 
        <code value="309343006"/> 
        <display value="Physician"/> 
      </coding> 
    </valueCodeableConcept> 
  </useContext> 
  <purpose value="Describes the proposal to perform a Heart Valve replacement."/> 
  <usage value="This activity definition is used as the definition of a service request to perform
   a heart valve replacement. Elements that apply universally are defined here, while
   elements that apply to the specific setting of a referral within a particular order
   set are defined in the order set."/> 
  <topic> 
    <coding> 
      <system value="http://snomed.info/sct"/> 
      <code value="34068001"/> 
      <display value="Heart valve replacement"/> 
    </coding> 
  </topic> 
  <kind value="ServiceRequest"/> 
  <code> 
    <coding> 
      <system value="http://snomed.info/sct"/> 
      <code value="34068001"/> 
      <display value="Heart valve replacement"/> 
    </coding> 
  </code> 
  <timingTiming> 
    <event> 
      <extension url="http://hl7.org/fhir/StructureDefinition/cqf-expression">
        <valueExpression> 
          <language value="text/cql"/> 
          <expression value="Now()"/> 
        </valueExpression> 
      </extension> 
    </event> 
  </timingTiming> 
  <location> 
    <reference> 
      <reference value="Location/1"/> 
    </reference> 
  </location> 
  <participant> 
    <type value="practitioner"/> 
    <role> 
      <coding> 
        <system value="http://nucc.org/provider-taxonomy"/> 
        <code value="207RI0011X"/> 
        <display value="Interventional Cardiology Physician"/> 
      </coding> 
      <text value="Interventional Cardiology"/> 
    </role> 
  </participant> 
  <bodySite> 
    <coding> 
      <system value="http://snomed.info/sct"/> 
      <code value="17401000"/> 
      <display value="Heart valve structure"/> 
    </coding> 
  </bodySite> 
</ActivityDefinition>