{

"resourceType": "Observation",
"id": "satO2",
"meta": {
  "profile": [
    "http://hl7.org/fhir/StructureDefinition/vitalsigns"
  ],
  "tag": [
    {
      "system": "http://terminology.hl7.org/CodeSystem/v3-ActReason",
      "code": "HTEST",
      "display": "test health data"
    }
  ]
},
"identifier": [
  {
    "system": "http://goodcare.org/observation/id",
    "value": "o1223435-10"
  }
],
"partOf": [
  {
    "reference": "Procedure/ob"
  }
],
"status": "final",
"category": [
  {
    "coding": [
      {
        "system": "http://terminology.hl7.org/CodeSystem/observation-category",
        "code": "vital-signs",
        "display": "Vital Signs"
      }
    ],
    "text": "Vital Signs"
  }
],
"code": {
  "coding": [
    {
      "system": "http://loinc.org",
      "code": "2708-6",
      "display": "Oxygen saturation in Arterial blood"
    },
    {
      "system": "http://loinc.org",
      "code": "59408-5",
      "display": "Oxygen saturation in Arterial blood by Pulse oximetry"
    },
    {
      "system": "urn:iso:std:iso:11073:10101",
      "code": "150456",
      "display": "MDC_PULS_OXIM_SAT_O2"
    }
  ]
},
"subject": {
  "reference": "Patient/example"
},
"effectiveDateTime": "2014-12-05T09:30:10+01:00",
"valueQuantity": {
  "value": 95,
  "unit": "%",
  "system": "http://unitsofmeasure.org",
  "code": "%"
},
"interpretation": [
  {
    "coding": [
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationInterpretation",
        "code": "N",
        "display": "Normal"
      }
    ],
    "text": "Normal (applies to non-numeric results)"
  }
],
"device": {
  "reference": "DeviceMetric/example"
},
"referenceRange": [
  {
    "low": {
      "value": 90,
      "unit": "%",
      "system": "http://unitsofmeasure.org",
      "code": "%"
    },
    "high": {
      "value": 99,
      "unit": "%",
      "system": "http://unitsofmeasure.org",
      "code": "%"
    }
  }
]

}