Order for mechanical ventilation with order details (id = "vent")

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

<ServiceRequest xmlns="http://hl7.org/fhir">
  <id value="vent"/> 
  <!--   Example of a ventilation order with provider instructions   -->
  <status value="completed"/> 
  <intent value="order"/> 
  <code> 
    <concept> 
      <coding> 
        <system value="http://snomed.info/sct"/> 
        <code value="40617009"/> 
        <display value="Artificial ventilation (regime/therapy)"/> 
      </coding> 
      <text value="Mechanical Ventilation"/> 
    </concept> 
  </code> 
  <orderDetail> 
    <parameter> 
      <code> 
        <coding> 
          <system value="http://snomed.info/sct"/> 
          <code value="243144002"/> 
          <display value="Patient triggered inspiratory assistance (procedure)"/> 
        </coding> 
        <text value="IPPB"/> 
      </code> 
      <valueString value="Initial Settings : Sens: -1 cm H20 Pressure 15 cm H2O moderate flow:  Monitor VS
       every 15 minutes x 4 at the start of mechanical ventilation, then routine for unit
       OR every 5 hr"/> 
    </parameter> 
  </orderDetail> 
  <subject> 
    <reference value="Patient/example"/> 
  </subject> 
  <authoredOn value="2018-02-20"/> 
  <requester> 
    <reference value="Practitioner/3ad0687e-f477-468c-afd5-fcc2bf897809"/> 
    <display value="Dr. Beverly Crusher"/> 
  </requester> 
  <performer> 
    <reference value="Practitioner/example"/> 
    <display value="Dr Cecil Surgeon"/> 
  </performer> 
  <reason> 
    <concept> 
      <text value="chronic obstructive lung disease (COLD)"/> 
    </concept> 
  </reason> 
</ServiceRequest>