<StructureDefinition xmlns="http://hl7.org/fhir">
  <id value="7780c644-6f07-4d79-b350-f18aeae2b35e" />
  <meta>
    <lastUpdated value="2022-01-20T14:51:50.034+00:00" />
  </meta>
  <url value="https://example.org/fhir/StructureDefinition/MyPatient" />
  <name value="MyPatient" />
  <status value="draft" />
  <date value="2022-01-20T14:51:33.7105151+00:00" />
  <fhirVersion value="4.0.1" />
  <kind value="resource" />
  <abstract value="false" />
  <type value="Patient" />
  <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Patient" />
  <derivation value="constraint" />
  <differential>
    <element id="Patient.birthDate.extension">
      <path value="Patient.birthDate.extension" />
      <slicing>
        <discriminator>
          <type value="value" />
          <path value="url" />
        </discriminator>
        <rules value="open" />
      </slicing>
      <min value="0" />
    </element>
    <element id="Patient.birthDate.extension:mybirthDate">
      <path value="Patient.birthDate.extension" />
      <sliceName value="mybirthDate" />
      <min value="0" />
      <type>
        <code value="Extension" />
        <profile value="http://hl7.org/fhir/StructureDefinition/patient-birthTime" />
      </type>
    </element>
    <element id="Patient.birthDate.extension:mybirthDate.value[x]">
      <path value="Patient.birthDate.extension.value[x]" />
      <defaultValueDateTime value="2022-01-20" />
      <minValueDateTime value="2011-01-01" />
      <maxValueDateTime value="2022-01-20" />
    </element>
  </differential>
</StructureDefinition>