<StructureDefinition xmlns="http://hl7.org/fhir">
  <id value="ad8cf332-0409-4a14-8099-6b7685b8e0c4" />
  <url value="http://hs-osnabrueck.de/fhir/eWundbericht/StructureDefinition/WoundSize" />
  <version value="0.9" />
  <name value="WoundSize" />
  <status value="draft" />
  <date value="2019-05-06T16:51:55.2746455+00:00" />
  <publisher value="Hochschule Osnabrück" />
  <contact>
    <name value="Mareike Przysucha" />
    <telecom>
      <system value="email" />
      <value value="ewundbericht@hs-osnabrueck.de" />
      <use value="work" />
    </telecom>
    <telecom>
      <system value="phone" />
      <value value="+49 541 969 3354" />
      <use value="work" />
    </telecom>
  </contact>
  <description value="Captures the size of the wound by components width, length, depth and area where width, length and are are mandatory." />
  <copyright value="Forschungsgruppe Informatik im Gesundheitswesen, Fakultät Wirtschafts- und Sozialwissenschaften, Hochschule Osnabrück" />
  <fhirVersion value="4.0.1" />
  <kind value="resource" />
  <abstract value="false" />
  <type value="Observation" />
  <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Observation" />
  <derivation value="constraint" />
  <differential>
    <element id="Observation">
      <path value="Observation" />
      <definition value="Measurements and simple assertions made about a patient, device or other subject.&#xD;&#xA;---&#xD;&#xA;A draft on observation WoundSize&#xD;&#xA;&#xD;&#xA;It supports two elements of WoundSize. First length of wound and second width of wound.&#xD;&#xA;&#xD;&#xA;LOINC codes are used to encode data.&#xD;&#xA;&#xD;&#xA;---&#xD;&#xA;&#xD;&#xA;Timestamp has to be available for measure." />
    </element>
    <element id="Observation.category.coding.system">
      <path value="Observation.category.coding.system" />
      <fixedUri value="http://hl7.org/fhir/ValueSet/observation-category" />
    </element>
    <element id="Observation.category.coding.code">
      <path value="Observation.category.coding.code" />
      <fixedCode value="exam" />
    </element>
    <element id="Observation.code">
      <path value="Observation.code" />
      <mustSupport value="true" />
    </element>
    <element id="Observation.code.coding">
      <path value="Observation.code.coding" />
      <slicing>
        <discriminator>
          <type value="value" />
          <path value="system" />
        </discriminator>
        <rules value="open" />
      </slicing>
    </element>
    <element id="Observation.code.coding:loinc">
      <path value="Observation.code.coding" />
      <sliceName value="loinc" />
      <min value="1" />
      <max value="1" />
    </element>
    <element id="Observation.code.coding:loinc.system">
      <path value="Observation.code.coding.system" />
      <fixedUri value="http://loinc.org" />
    </element>
    <element id="Observation.code.coding:loinc.code">
      <path value="Observation.code.coding.code" />
      <fixedCode value="72287-6" />
    </element>
    <element id="Observation.subject">
      <path value="Observation.subject" />
      <min value="1" />
      <type>
        <code value="Reference" />
        <targetProfile value="http://hs-osnabrueck.de/fhir/eWundbericht/StructureDefinition/Patient" />
      </type>
    </element>
    <element id="Observation.focus">
      <path value="Observation.focus" />
      <min value="1" />
      <type>
        <code value="Reference" />
        <targetProfile value="http://hl7.org/fhir/StructureDefinition/Resource" />
        <targetProfile value="http://hs-osnabrueck.de/fhir/eWundbericht/StructureDefinition/BodyStructure" />
        <targetProfile value="http://hs-osnabrueck.de/fhir/eWundbericht/StructureDefinition/Wound" />
        <aggregation value="referenced" />
      </type>
    </element>
    <element id="Observation.effective[x]">
      <path value="Observation.effective[x]" />
      <slicing>
        <discriminator>
          <type value="type" />
          <path value="$this" />
        </discriminator>
        <rules value="closed" />
      </slicing>
      <type>
        <code value="dateTime" />
      </type>
      <mustSupport value="true" />
    </element>
    <element id="Observation.effective[x]:effectiveDateTime">
      <path value="Observation.effective[x]" />
      <sliceName value="effectiveDateTime" />
      <definition value="A timestamp of the examination date when wound size was assessed." />
      <min value="1" />
      <type>
        <code value="dateTime" />
      </type>
    </element>
    <element id="Observation.value[x]">
      <path value="Observation.value[x]" />
      <max value="0" />
    </element>
    <element id="Observation.component">
      <path value="Observation.component" />
      <slicing>
        <discriminator>
          <type value="pattern" />
          <path value="code" />
        </discriminator>
        <rules value="closed" />
      </slicing>
    </element>
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      <path value="Observation.component" />
      <sliceName value="WoundLength" />
      <min value="1" />
      <max value="1" />
    </element>
    <element id="Observation.component:WoundLength.code">
      <path value="Observation.component.code" />
      <patternCodeableConcept>
        <coding>
          <system value="http://loinc.org" />
          <code value="39126-8" />
        </coding>
      </patternCodeableConcept>
      <mustSupport value="true" />
    </element>
    <element id="Observation.component:WoundLength.code.coding">
      <path value="Observation.component.code.coding" />
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        <discriminator>
          <type value="pattern" />
          <path value="$this" />
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      </slicing>
      <min value="1" />
    </element>
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      <path value="Observation.component.code.coding" />
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      <max value="1" />
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        <system value="http://loinc.org" />
        <code value="39126-8" />
      </patternCoding>
    </element>
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      <path value="Observation.component.code.coding.system" />
      <min value="1" />
    </element>
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      <path value="Observation.component.code.coding.code" />
      <min value="1" />
    </element>
    <element id="Observation.component:WoundLength.code.coding:snomed">
      <path value="Observation.component.code.coding" />
      <sliceName value="snomed" />
      <patternCoding>
        <system value="http://snomed.info/sct" />
        <code value="401238003" />
        <display value="Length of wound (observable entity)" />
      </patternCoding>
    </element>
    <element id="Observation.component:WoundLength.value[x]">
      <path value="Observation.component.value[x]" />
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        <discriminator>
          <type value="type" />
          <path value="$this" />
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        <rules value="closed" />
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      <type>
        <code value="Quantity" />
      </type>
      <mustSupport value="true" />
    </element>
    <element id="Observation.component:WoundLength.value[x]:valueQuantity">
      <path value="Observation.component.value[x]" />
      <sliceName value="valueQuantity" />
      <min value="1" />
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        <code value="Quantity" />
      </type>
      <binding>
        <strength value="required" />
        <valueSet value="http://hs-osnabrueck.de/fhir/eWundebericht/ValueSet/Wundgroesseneinheit" />
      </binding>
    </element>
    <element id="Observation.component:WoundLength.value[x]:valueQuantity.value">
      <path value="Observation.component.value[x].value" />
      <min value="1" />
    </element>
    <element id="Observation.component:WoundLength.value[x]:valueQuantity.unit">
      <path value="Observation.component.value[x].unit" />
      <min value="1" />
      <fixedString value="cm" />
    </element>
    <element id="Observation.component:WoundLength.value[x]:valueQuantity.system">
      <path value="Observation.component.value[x].system" />
      <min value="1" />
      <fixedUri value="http://unitsofmeasure.org" />
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      <path value="Observation.component.value[x].code" />
      <min value="1" />
      <fixedCode value="cm" />
    </element>
    <element id="Observation.component:WoundWidth">
      <path value="Observation.component" />
      <sliceName value="WoundWidth" />
      <min value="1" />
      <max value="1" />
    </element>
    <element id="Observation.component:WoundWidth.code">
      <path value="Observation.component.code" />
      <patternCodeableConcept>
        <coding>
          <system value="http://loinc.org" />
          <code value="39125-0" />
        </coding>
      </patternCodeableConcept>
      <mustSupport value="true" />
    </element>
    <element id="Observation.component:WoundWidth.code.coding">
      <path value="Observation.component.code.coding" />
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          <type value="pattern" />
          <path value="$this" />
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        <rules value="open" />
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      <min value="1" />
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    <element id="Observation.component:WoundWidth.code.coding:loinc">
      <path value="Observation.component.code.coding" />
      <sliceName value="loinc" />
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      <max value="1" />
      <patternCoding>
        <system value="http://loinc.org" />
        <code value="39125-0" />
      </patternCoding>
    </element>
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      <path value="Observation.component.code.coding.system" />
      <min value="1" />
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    <element id="Observation.component:WoundWidth.code.coding:loinc.code">
      <path value="Observation.component.code.coding.code" />
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      <path value="Observation.component.code.coding" />
      <sliceName value="snomed" />
      <patternCoding>
        <system value="http://snomed.info/sct" />
        <code value="401239006" />
        <display value="Width of wound (observable entity)" />
      </patternCoding>
    </element>
    <element id="Observation.component:WoundWidth.value[x]">
      <path value="Observation.component.value[x]" />
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          <type value="type" />
          <path value="$this" />
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        <code value="Quantity" />
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      <path value="Observation.component.value[x]" />
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        <code value="Quantity" />
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        <strength value="required" />
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      <fixedUri value="http://unitsofmeasure.org" />
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      <path value="Observation.component.value[x].code" />
      <fixedCode value="cm" />
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      <path value="Observation.component" />
      <sliceName value="WoundDepth" />
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      <path value="Observation.component.code" />
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        <coding>
          <system value="http://loinc.org" />
          <code value="39114-4" />
        </coding>
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        <system value="http://loinc.org" />
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        <code value="Quantity" />
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        <code value="string" />
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        <strength value="required" />
        <valueSet value="http://hs-osnabrueck.de/fhir/eWundebericht/ValueSet/Wundgroesseneinheit" />
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    </element>
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      <path value="Observation.component" />
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        <coding>
          <system value="http://loinc.org" />
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        <code value="Quantity" />
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        <strength value="required" />
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    </element>
  </differential>
</StructureDefinition>