{
  "resourceType" : "DeviceDefinition",
  "id" : "example",
  "extension" : [{
    "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-wg",
    "valueCode" : "oo"
  }],
  "identifier" : [{
    "value" : "0"
  }],
  "status" : "active",
  "experimental" : true,
  "contact" : [{
    "telecom" : [{
      "system" : "url",
      "value" : "http://www.hl7.org/Special/committees/orders"
    }]
  }],
  "deviceName" : [{
    "name" : "Example Device Name",
    "type" : {
      "coding" : [{
        "system" : "http://hl7.org/fhir/device-nametype",
        "code" : "registered-name"
      }]
    }
  }],
  "deviceVersion" : [{
    "type" : {
      "coding" : [{
        "system" : "http://hl7.org/fhir/device-version-type",
        "code" : "hardware"
      }]
    },
    "value" : "v1.2.3"
  }],
  "url" : "http://hl7.org/fhir/DeviceDefinition/example",
  "hasPart" : [{
    "definitionCanonical" : "http://hl7.org/fhir/DeviceDefinition/example-prodspec"
  }],
  "manufacturer" : {
    "reference" : "Organization/example"
  },
  "modelNumber" : "Model123",
  "partNumber" : "Part456",
  "publisher" : "HL7 International / Orders and Observations",
  "conformsTo" : [{
    "specification" : {
      "coding" : [{
        "system" : "urn:iso:std:iso:11073:10101",
        "code" : "528388",
        "display" : "MDC_DEV_SPEC_PROFILE_PULS_OXIM"
      }]
    },
    "version" : ["3.0"],
    "category" : {
      "coding" : [{
        "system" : "http://hl7.org/fhir/device-specification-category",
        "code" : "exchange"
      }]
    }
  }]
}