{
  "meta": {
    "disclaimer": "Do not rely on openFDA to make decisions regarding medical care. While we make every effort to ensure that data is accurate, you should assume all results are unvalidated. We may limit or otherwise restrict your access to the API in line with our Terms of Service.",
    "terms": "https://open.fda.gov/terms/",
    "license": "https://open.fda.gov/license/",
    "last_updated": "2026-10-13"
  },
  "results": [
    {
      "term": "Adverse Event Without Identified Device or Use Problem",
      "count": 6769
    },
    {
      "term": "Pacing Problem",
      "count": 3084
    },
    {
      "term": "Appropriate Device Problem Term/Code Not Available",
      "count": 2328
    },
    {
      "term": "Mechanical Problem",
      "count": 1286
    },
    {
      "term": "Premature Discharge of Battery",
      "count": 1240
    },
    {
      "term": "False Alarm",
      "count": 1011
    },
    {
      "term": "Unable to Obtain Readings",
      "count": 798
    },
    {
      "term": "Reset Problem",
      "count": 545
    },
    {
      "term": "Failure to Interrogate",
      "count": 433
    },
    {
      "term": "Migration or Expulsion of Device",
      "count": 423
    },
    {
      "term": "Electromagnetic Interference",
      "count": 410
    },
    {
      "term": "Incorrect Measurement",
      "count": 342
    },
    {
      "term": "Inappropriate or Unexpected Reset",
      "count": 339
    },
    {
      "term": "Over-Sensing",
      "count": 303
    },
    {
      "term": "Failure to Capture",
      "count": 266
    },
    {
      "term": "Signal Artifact/Noise",
      "count": 266
    },
    {
      "term": "Low impedance",
      "count": 225
    },
    {
      "term": "Battery Problem",
      "count": 212
    },
    {
      "term": "Communication or Transmission Problem",
      "count": 208
    },
    {
      "term": "Device Sensing Problem",
      "count": 196
    },
    {
      "term": "Electrical /Electronic Property Problem",
      "count": 175
    },
    {
      "term": "Output Problem",
      "count": 136
    },
    {
      "term": "Insufficient Device Problem Information",
      "count": 126
    },
    {
      "term": "High impedance",
      "count": 123
    },
    {
      "term": "Misconnection",
      "count": 118
    },
    {
      "term": "Capturing Problem",
      "count": 113
    },
    {
      "term": "Protective Measures Problem",
      "count": 107
    },
    {
      "term": "Impedance Problem",
      "count": 94
    },
    {
      "term": "Use of Device Problem",
      "count": 90
    },
    {
      "term": "Missing Test Results",
      "count": 81
    },
    {
      "term": "Data Problem",
      "count": 80
    },
    {
      "term": "Loose or Intermittent Connection",
      "count": 73
    },
    {
      "term": "High Capture Threshold",
      "count": 71
    },
    {
      "term": "Device-Device Incompatibility",
      "count": 64
    },
    {
      "term": "Under-Sensing",
      "count": 63
    },
    {
      "term": "Extracardiac stimulation",
      "count": 41
    },
    {
      "term": "Positioning Problem",
      "count": 38
    },
    {
      "term": "Device Dislodged or Dislocated",
      "count": 26
    },
    {
      "term": "Noise, Audible",
      "count": 26
    },
    {
      "term": "Damaged Thread",
      "count": 25
    },
    {
      "term": "Intermittent Capture",
      "count": 21
    },
    {
      "term": "Break",
      "count": 20
    },
    {
      "term": "Component Missing",
      "count": 20
    },
    {
      "term": "Unauthorized Access to Computer System",
      "count": 18
    },
    {
      "term": "Device Contamination with Body Fluid",
      "count": 15
    },
    {
      "term": "Display or Visual Feedback Problem",
      "count": 14
    },
    {
      "term": "Packaging Problem",
      "count": 14
    },
    {
      "term": "Decreased Sensitivity",
      "count": 13
    },
    {
      "term": "Circuit Failure",
      "count": 10
    },
    {
      "term": "Output above Specifications",
      "count": 10
    },
    {
      "term": "Defective Device",
      "count": 6
    },
    {
      "term": "Device Damaged by Another Device",
      "count": 6
    },
    {
      "term": "Human-Device Interface Problem",
      "count": 6
    },
    {
      "term": "Labelling, Instructions for Use or Training Problem",
      "count": 5
    },
    {
      "term": "Material Integrity Problem",
      "count": 5
    },
    {
      "term": "Unstable Capture Threshold",
      "count": 5
    },
    {
      "term": "Contamination",
      "count": 4
    },
    {
      "term": "Improper or Incorrect Procedure or Method",
      "count": 4
    },
    {
      "term": "Device Operates Differently Than Expected",
      "count": 3
    },
    {
      "term": "Therapeutic or Diagnostic Output Failure",
      "count": 3
    },
    {
      "term": "Connection Problem",
      "count": 2
    },
    {
      "term": "Date/Time-Related Software Problem",
      "count": 2
    },
    {
      "term": "Deformation Due to Compressive Stress",
      "count": 2
    },
    {
      "term": "Detachment of Device or Device Component",
      "count": 2
    },
    {
      "term": "Incorrect, Inadequate or Imprecise Result or Readings",
      "count": 2
    },
    {
      "term": "Material Erosion",
      "count": 2
    },
    {
      "term": "No Display/Image",
      "count": 2
    },
    {
      "term": "Patient-Device Incompatibility",
      "count": 2
    },
    {
      "term": "Unstable Impedance",
      "count": 2
    },
    {
      "term": "Activation, Positioning or Separation Problem",
      "count": 1
    },
    {
      "term": "Battery Problem: Low Impedance",
      "count": 1
    },
    {
      "term": "Calibration Problem",
      "count": 1
    },
    {
      "term": "Charging Problem",
      "count": 1
    },
    {
      "term": "Coagulation in Device or Device Ingredient",
      "count": 1
    },
    {
      "term": "Component Incompatible",
      "count": 1
    },
    {
      "term": "Computer Operating System Problem",
      "count": 1
    },
    {
      "term": "Defective Alarm",
      "count": 1
    },
    {
      "term": "Defective Component",
      "count": 1
    },
    {
      "term": "Delayed Charge Time",
      "count": 1
    },
    {
      "term": "Device Contaminated During Manufacture or Shipping",
      "count": 1
    },
    {
      "term": "Device Contamination with Chemical or Other Material",
      "count": 1
    },
    {
      "term": "Device Handling Problem",
      "count": 1
    },
    {
      "term": "Expiration Date Error",
      "count": 1
    },
    {
      "term": "Fitting Problem",
      "count": 1
    },
    {
      "term": "Infusion or Flow Problem",
      "count": 1
    },
    {
      "term": "Leak/Splash",
      "count": 1
    },
    {
      "term": "Loss of Data",
      "count": 1
    },
    {
      "term": "Loss of Threshold",
      "count": 1
    },
    {
      "term": "Manufacturing, Packaging or Shipping Problem",
      "count": 1
    },
    {
      "term": "Material Fragmentation",
      "count": 1
    },
    {
      "term": "Material Split, Cut or Torn",
      "count": 1
    },
    {
      "term": "Material Twisted/Bent",
      "count": 1
    },
    {
      "term": "Microbial Contamination of Device",
      "count": 1
    },
    {
      "term": "Migration",
      "count": 1
    },
    {
      "term": "No Device Output",
      "count": 1
    },
    {
      "term": "No Pressure",
      "count": 1
    },
    {
      "term": "Patient Device Interaction Problem",
      "count": 1
    },
    {
      "term": "Positioning Failure",
      "count": 1
    },
    {
      "term": "Problem with Software Installation",
      "count": 1
    },
    {
      "term": "Retraction Problem",
      "count": 1
    }
  ]
}