<StructureDefinition xmlns="http://hl7.org/fhir">
  <id value="cycleCountExtension" />
  <url value="https://fhir.simplifier.net/sample-test/StructureDefinition/cyclecountextension" />
  <version value="1.0.0" />
  <name value="CycleCountExtension" />
  <status value="draft" />
  <experimental value="true" />
  <date value="2024-11-04" />
  <description value="An extension to capture the cycle count information, such as daily cycle count." />
  <fhirVersion value="5.0.0" />
  <kind value="complex-type" />
  <abstract value="false" />
  <context>
    <type value="element" />
    <expression value="Observation" />
  </context>
  <type value="Extension" />
  <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Extension" />
  <derivation value="constraint" />
  <snapshot>
    <element id="Extension">
      <path value="Extension" />
      <short value="Cycle count details" />
      <definition value="An extension to capture cycle count data." />
      <min value="0" />
      <max value="*" />
      <type>
        <code value="Extension" />
      </type>
    </element>
    <element id="Extension.extension">
      <path value="Extension.extension" />
      <sliceName value="dailyCycleCount" />
      <short value="Daily cycle count" />
      <definition value="The number of cycles per day." />
      <min value="1" />
      <max value="1" />
      <type>
        <code value="Extension" />
      </type>
    </element>
    <element id="Extension.extension.valueInteger">
      <path value="Extension.extension.valueInteger" />
      <short value="Daily cycle count value" />
      <definition value="The integer value representing the daily cycle count." />
      <min value="1" />
      <max value="1" />
      <type>
        <code value="integer" />
      </type>
    </element>
  </snapshot>
</StructureDefinition>