<status value="active" /> <experimental value="false" /> <publisher value="HL7 International" /> <description value="This profile represents the constraints applied to the DeviceUseStatement resource by the International Patient Summary (IPS) FHIR Implementation Guide, based on FHIR R4. A statement about a device used by or implanted on the patient is described in the patient summary as an instance of a DeviceUseStatement resource constrained by this profile." /> <purpose value="This profile constrains the representation of a statement about a medical device used by or impanted on the patient, part of the "Medical Devices" section of the Composition resource representing the international patient summary, as specified by the IPS project of HL7 International." /> <kind value="resource" /> <abstract value="false" /> <type value="DeviceUseStatement" /> <baseDefinition value="http://hl7.org/fhir/StructureDefinition/DeviceUseStatement" /> <derivation value="constraint" /> <differential> <element id="DeviceUseStatement"> <path value="DeviceUseStatement" /> </element> <element id="DeviceUseStatement.subject"> <path value="DeviceUseStatement.subject" /> <definition value="The patient using the device." /> <type> <code value="Reference" /> <targetProfile value="http://hl7.org/fhir/uv/ips/StructureDefinition/Patient-uv-ips" /> </type> <mustSupport value="true" /> </element> <element id="DeviceUseStatement.subject.reference"> <path value="DeviceUseStatement.subject.reference" /> <min value="1" /> <mustSupport value="true" /> </element> <element id="DeviceUseStatement.timing[x]"> <path value="DeviceUseStatement.timing[x]" /> <min value="1" /> <max value="1" /> <mustSupport value="true" /> </element> <element id="DeviceUseStatement.timing[x].extension:data-absent-reason"> <path value="DeviceUseStatement.timing[x].extension" /> <sliceName value="data-absent-reason" /> <definition value="Provides a reason why the timing is missing." /> <max value="1" /> <type> <code value="Extension" /> <profile value="http://hl7.org/fhir/StructureDefinition/data-absent-reason" /> </type> <mustSupport value="true" /> </element> <element id="DeviceUseStatement.source"> <path value="DeviceUseStatement.source" /> </element> <element id="DeviceUseStatement.device"> <path value="DeviceUseStatement.device" /> <type> <code value="Reference" /> <targetProfile value="http://hl7.org/fhir/uv/ips/StructureDefinition/Device-uv-ips" /> </type> <mustSupport value="true" /> </element> <element id="DeviceUseStatement.bodySite"> <path value="DeviceUseStatement.bodySite" /> <type> <code value="CodeableConcept" /> <profile value="http://hl7.org/fhir/uv/ips/StructureDefinition/CodeableConcept-uv-ips" /> </type> </element> </differential> </StructureDefinition>