Personal Health Device Implementation Guide
3.0.0-draft - STU 3 - R6 Global (Whole world)

Personal Health Device Implementation Guide, published by HL7 International / Devices. This guide is not an authorized publication; it is the continuous build for version 3.0.0-draft built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/phd/ and changes regularly. See the Directory of published versions

: Device Alert Category Code System

Page standards status: Trial-use Maturity Level: 1

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{
  "resourceType" : "CodeSystem",
  "id" : "DeviceAlertCategoryCS",
  "language" : "en",
  "text" : {
    "status" : "generated",
    "div" : "<div xmlns=\"http://www.w3.org/1999/xhtml\"><p class=\"res-header-id\"><b>Generated Narrative: CodeSystem DeviceAlertCategoryCS</b></p><a name=\"DeviceAlertCategoryCS\"> </a><a name=\"hcDeviceAlertCategoryCS\"> </a><p>This case-sensitive code system <code>http://terminology.hl7.org/CodeSystem/devicealert-category</code> defines the following codes:</p><table class=\"codes\"><tr><td style=\"white-space:nowrap\"><b>Code</b></td><td><b>Display</b></td><td><b>Definition</b></td></tr><tr><td style=\"white-space:nowrap\">communication-connectivity<a name=\"DeviceAlertCategoryCS-communication-connectivity\"> </a></td><td>Communication / Connectivity</td><td>Alert related to device, gateway, network, wireless, wired, or protocol connectivity issues.</td></tr><tr><td style=\"white-space:nowrap\">battery-power<a name=\"DeviceAlertCategoryCS-battery-power\"> </a></td><td>Battery / Power</td><td>Alert related to battery level, charging state, power supply, or power source failure.</td></tr><tr><td style=\"white-space:nowrap\">device-signal-issue<a name=\"DeviceAlertCategoryCS-device-signal-issue\"> </a></td><td>Device / Signal Issue</td><td>Alert related to sensor attachment, signal loss, poor signal quality, missing signal, artifact, or signal acquisition failure.</td></tr><tr><td style=\"white-space:nowrap\">measurement-validity<a name=\"DeviceAlertCategoryCS-measurement-validity\"> </a></td><td>Measurement Validity</td><td>Alert indicating that a measured value may be invalid, unreliable, out of measurement range, artifact-affected, or clinically/technically unusable.</td></tr><tr><td style=\"white-space:nowrap\">configuration<a name=\"DeviceAlertCategoryCS-configuration\"> </a></td><td>Configuration</td><td>Alert related to device, metric, alarm, threshold, profile, mode, or system configuration.</td></tr><tr><td style=\"white-space:nowrap\">data-acquisition<a name=\"DeviceAlertCategoryCS-data-acquisition\"> </a></td><td>Data Acquisition</td><td>Alert related to collecting, sampling, buffering, or receiving data from a device, metric, sensor, or gateway.</td></tr><tr><td style=\"white-space:nowrap\">time-synchronization<a name=\"DeviceAlertCategoryCS-time-synchronization\"> </a></td><td>Time Synchronization</td><td>Alert related to clock drift, missing timestamp, invalid timestamp, NTP/PTP failure, or inconsistent device/gateway time.</td></tr><tr><td style=\"white-space:nowrap\">device-gateway-malfunction<a name=\"DeviceAlertCategoryCS-device-gateway-malfunction\"> </a></td><td>Device / Gateway Malfunction</td><td>Alert related to malfunction, fault, internal error, failed self-test, software fault, hardware fault, or gateway runtime failure.</td></tr><tr><td style=\"white-space:nowrap\">gateway-backend<a name=\"DeviceAlertCategoryCS-gateway-backend\"> </a></td><td>Gateway / Backend</td><td>Alert related to gateway-to-backend processing, queueing, storage, service availability, API failure, FHIR publishing, or cloud/platform delivery.</td></tr><tr><td style=\"white-space:nowrap\">security<a name=\"DeviceAlertCategoryCS-security\"> </a></td><td>Security</td><td>Alert related to authentication, authorization, certificate, encryption, integrity, access control, or cybersecurity concern.</td></tr><tr><td style=\"white-space:nowrap\">environment<a name=\"DeviceAlertCategoryCS-environment\"> </a></td><td>Environment</td><td>Related to environmental conditions.</td></tr><tr><td style=\"white-space:nowrap\">respiratory<a name=\"DeviceAlertCategoryCS-respiratory\"> </a></td><td>Respiratory</td><td>Related to subject's respiratory function.</td></tr><tr><td style=\"white-space:nowrap\">maintenance<a name=\"DeviceAlertCategoryCS-maintenance\"> </a></td><td>Maintenance</td><td>Related to maintenance of the subject, such as a device.</td></tr></table></div>"
  },
  "extension" : [
    {
      "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-wg",
      "valueCode" : "dev"
    },
    {
      "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm",
      "valueInteger" : 1,
      "_valueInteger" : {
        "extension" : [
          {
            "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-conformance-derivedFrom",
            "valueCanonical" : "http://hl7.org/fhir/uv/phd/ImplementationGuide/hl7.fhir.uv.phd"
          }
        ]
      }
    },
    {
      "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status",
      "valueCode" : "trial-use",
      "_valueCode" : {
        "extension" : [
          {
            "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-conformance-derivedFrom",
            "valueCanonical" : "http://hl7.org/fhir/uv/phd/ImplementationGuide/hl7.fhir.uv.phd"
          }
        ]
      }
    }
  ],
  "url" : "http://terminology.hl7.org/CodeSystem/devicealert-category",
  "identifier" : [
    {
      "system" : "urn:ietf:rfc:3986",
      "value" : "urn:oid:2.16.840.1.113883.4.642.40.73.16.7"
    }
  ],
  "version" : "3.0.0-draft",
  "name" : "DeviceAlertCategoryCS",
  "title" : "Device Alert Category Code System",
  "status" : "active",
  "experimental" : false,
  "date" : "2026-07-15",
  "publisher" : "HL7 International / Devices",
  "contact" : [
    {
      "name" : "HL7 International / Devices",
      "telecom" : [
        {
          "system" : "url",
          "value" : "http://www.hl7.org/Special/committees/healthcaredevices"
        }
      ]
    }
  ],
  "description" : "Codes used to categorize device alerts coming from PHD devices.",
  "jurisdiction" : [
    {
      "coding" : [
        {
          "system" : "http://unstats.un.org/unsd/methods/m49/m49.htm",
          "code" : "001"
        }
      ]
    }
  ],
  "caseSensitive" : true,
  "content" : "complete",
  "count" : 13,
  "concept" : [
    {
      "code" : "communication-connectivity",
      "display" : "Communication / Connectivity",
      "definition" : "Alert related to device, gateway, network, wireless, wired, or protocol connectivity issues."
    },
    {
      "code" : "battery-power",
      "display" : "Battery / Power",
      "definition" : "Alert related to battery level, charging state, power supply, or power source failure."
    },
    {
      "code" : "device-signal-issue",
      "display" : "Device / Signal Issue",
      "definition" : "Alert related to sensor attachment, signal loss, poor signal quality, missing signal, artifact, or signal acquisition failure."
    },
    {
      "code" : "measurement-validity",
      "display" : "Measurement Validity",
      "definition" : "Alert indicating that a measured value may be invalid, unreliable, out of measurement range, artifact-affected, or clinically/technically unusable."
    },
    {
      "code" : "configuration",
      "display" : "Configuration",
      "definition" : "Alert related to device, metric, alarm, threshold, profile, mode, or system configuration."
    },
    {
      "code" : "data-acquisition",
      "display" : "Data Acquisition",
      "definition" : "Alert related to collecting, sampling, buffering, or receiving data from a device, metric, sensor, or gateway."
    },
    {
      "code" : "time-synchronization",
      "display" : "Time Synchronization",
      "definition" : "Alert related to clock drift, missing timestamp, invalid timestamp, NTP/PTP failure, or inconsistent device/gateway time."
    },
    {
      "code" : "device-gateway-malfunction",
      "display" : "Device / Gateway Malfunction",
      "definition" : "Alert related to malfunction, fault, internal error, failed self-test, software fault, hardware fault, or gateway runtime failure."
    },
    {
      "code" : "gateway-backend",
      "display" : "Gateway / Backend",
      "definition" : "Alert related to gateway-to-backend processing, queueing, storage, service availability, API failure, FHIR publishing, or cloud/platform delivery."
    },
    {
      "code" : "security",
      "display" : "Security",
      "definition" : "Alert related to authentication, authorization, certificate, encryption, integrity, access control, or cybersecurity concern."
    },
    {
      "code" : "environment",
      "display" : "Environment",
      "definition" : "Related to environmental conditions."
    },
    {
      "code" : "respiratory",
      "display" : "Respiratory",
      "definition" : "Related to subject's respiratory function."
    },
    {
      "code" : "maintenance",
      "display" : "Maintenance",
      "definition" : "Related to maintenance of the subject, such as a device."
    }
  ]
}