{
  "resourceType": "StructureDefinition",
  "id": "devicerequest-patientInstruction",
  "extension": [
    {
      "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-wg",
      "valueCode": "oo"
    },
    {
      "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm",
      "valueInteger": 1
    }
  ],
  "url": "http://hl7.org/fhir/StructureDefinition/devicerequest-patientInstruction",
  "version": "4.6.0",
  "name": "patientInstruction",
  "title": "Directions",
  "status": "draft",
  "date": "2015-02-21",
  "publisher": "Health Level Seven, Inc. - FHIR WG",
  "contact": [
    {
      "telecom": [
        {
          "system": "url",
          "value": "HL7"
        }
      ]
    }
  ],
  "description": "Simple concise instructions to be read by the patient.  For example  “twice a day” rather than “BID.”.",
  "fhirVersion": "4.6.0",
  "mapping": [
    {
      "identity": "rim",
      "uri": "http://hl7.org/v3",
      "name": "RIM Mapping"
    }
  ],
  "kind": "complex-type",
  "abstract": false,
  "context": [
    {
      "type": "element",
      "expression": "DeviceRequest"
    }
  ],
  "type": "Extension",
  "baseDefinition": "http://hl7.org/fhir/StructureDefinition/Extension",
  "derivation": "constraint",
  "differential": {
    "element": [
      {
        "id": "Extension",
        "path": "Extension",
        "short": "Patient Friendly Insructions",
        "definition": "Simple concise instructions to be read by the patient.  For example  “twice a day” rather than “BID.”.",
        "comment": "Should use only common terms and sentences.  Use of unfamiliar words and jargon should be avoided.",
        "min": 0,
        "max": "*"
      },
      {
        "id": "Extension.extension:lang",
        "path": "Extension.extension",
        "sliceName": "lang",
        "short": "Language",
        "definition": "Code for Language.",
        "min": 1,
        "max": "1",
        "type": [
          {
            "code": "Extension"
          }
        ]
      },
      {
        "id": "Extension.extension:lang.extension",
        "path": "Extension.extension.extension",
        "max": "0"
      },
      {
        "id": "Extension.extension:lang.url",
        "path": "Extension.extension.url",
        "type": [
          {
            "code": "uri"
          }
        ],
        "fixedUri": "lang"
      },
      {
        "id": "Extension.extension:lang.value[x]",
        "path": "Extension.extension.value[x]",
        "min": 1,
        "type": [
          {
            "code": "code"
          }
        ],
        "binding": {
          "extension": [
            {
              "url": "http://hl7.org/fhir/build/StructureDefinition/definition",
              "valueString": "A human language."
            },
            {
              "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-maxValueSet",
              "valueCanonical": "http://hl7.org/fhir/ValueSet/all-languages"
            },
            {
              "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
              "valueString": "Language"
            },
            {
              "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-isCommonBinding",
              "valueBoolean": true
            }
          ],
          "strength": "preferred",
          "description": "IETF language tag",
          "valueSet": "http://hl7.org/fhir/ValueSet/languages"
        }
      },
      {
        "id": "Extension.extension:content",
        "path": "Extension.extension",
        "sliceName": "content",
        "short": "Text",
        "definition": "The actual text containing the instructions.",
        "min": 1,
        "max": "1",
        "type": [
          {
            "code": "Extension"
          }
        ]
      },
      {
        "id": "Extension.extension:content.extension",
        "path": "Extension.extension.extension",
        "max": "0"
      },
      {
        "id": "Extension.extension:content.url",
        "path": "Extension.extension.url",
        "type": [
          {
            "code": "uri"
          }
        ],
        "fixedUri": "content"
      },
      {
        "id": "Extension.extension:content.value[x]",
        "path": "Extension.extension.value[x]",
        "min": 1,
        "type": [
          {
            "code": "string"
          }
        ]
      },
      {
        "id": "Extension.url",
        "path": "Extension.url",
        "fixedUri": "http://hl7.org/fhir/StructureDefinition/devicerequest-patientInstruction"
      },
      {
        "id": "Extension.value[x]",
        "path": "Extension.value[x]",
        "min": 0,
        "max": "0"
      }
    ]
  }
}