Implementation Guide
Health Device Data Transfer
Version 0.1.0 - ballot

Specification of health data transfer from devices to DiGA (§ 374a SGB V)

: HDDT Glucometer DeviceMetric Example - JSON Representation

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{
  "resourceType" : "DeviceMetric",
  "id" : "example-glucometer-metric",
  "meta" : {
    "profile" : [
      🔗 "https://gematik.de/fhir/hddt/StructureDefinition/hddt-sensor-type-and-calibration-status"
    ]
  },
  "type" : {
    "coding" : [
      {
        "system" : "urn:iso:std:iso:11073:10101",
        "version" : "20250520",
        "code" : "160184",
        "display" : "MDC_CONC_GLU_CAPILLARY_WHOLEBLOOD"
      }
    ]
  },
  "unit" : {
    "coding" : [
      {
        "system" : "http://unitsofmeasure.org",
        "code" : "mg/dL",
        "display" : "mg/dL"
      }
    ]
  },
  "source" : {
    🔗 "reference" : "Device/example-glucometer"
  },
  "operationalStatus" : "on",
  "category" : "measurement",
  "calibration" : [
    {
      "type" : "gain",
      "state" : "calibrated",
      "time" : "2025-09-01T09:08:04+02:00"
    }
  ]
}