{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=iPhone+ECG",
    "query": {
      "intervention": "iPhone ECG"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 7,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-15T11:06:07.176Z",
  "attribution": "Data derived from public ClinicalTrials.gov records. The official record at https://clinicaltrials.gov/ remains the source of truth for current availability, contacts, and full study details.",
  "notes": [
    "This endpoint exposes only public summary fields — no participant contact emails, phone numbers, or scraped investigator contact details.",
    "For contact information and full protocol detail, follow each trial's `official_url` to the ClinicalTrials.gov record.",
    "This API is a navigational aid. It does not provide medical advice, eligibility determinations, or compensation guarantees."
  ],
  "trials": [
    {
      "nct_id": "NCT05473702",
      "title": "Smart Textile Sensor System for Health Monitoring",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Heart Disease Chronic",
        "Pulmonary Disease, Chronic Obstructive",
        "Blood Pressure",
        "Heart Rhythm Disorder"
      ],
      "interventions": [
        {
          "name": "Nanowear SimpleSense Wearable monitoring device",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Nanowear Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 334,
      "start_date": "2014-10-23",
      "completion_date": "2026-03-31",
      "has_results": false,
      "last_update_posted_date": "2026-04-07",
      "last_synced_at": "2026-09-15T11:06:07.176Z",
      "location_count": 3,
      "location_summary": "Atlanta, Georgia • Brooklyn, New York • State College, Pennsylvania",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Brooklyn",
          "state": "New York"
        },
        {
          "city": "State College",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05473702"
    },
    {
      "nct_id": "NCT07224685",
      "title": "A Study of Mayo Clinic CV Research Heart & Voice Study",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cardiovascular Diseases"
      ],
      "interventions": [
        {
          "name": "Voice Recording",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1000000,
      "start_date": "2024-03-05",
      "completion_date": "2029-03",
      "has_results": false,
      "last_update_posted_date": "2025-11-05",
      "last_synced_at": "2026-09-15T11:06:07.176Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07224685"
    },
    {
      "nct_id": "NCT02241252",
      "title": "Using an iPhone ECG to Monitor the QT Interval on Dofetilide and Sotalol Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cardiac Arrhythmia",
        "Qt Interval, Variation in"
      ],
      "interventions": [
        {
          "name": "iPhone ECG",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Oklahoma",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 29,
      "start_date": "2013-09",
      "completion_date": "2015-05",
      "has_results": false,
      "last_update_posted_date": "2026-04-07",
      "last_synced_at": "2026-09-15T11:06:07.176Z",
      "location_count": 1,
      "location_summary": "Oklahoma City, Oklahoma",
      "locations": [
        {
          "city": "Oklahoma City",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02241252"
    },
    {
      "nct_id": "NCT03740477",
      "title": "Screening for Atrial Fibrillation in Native AmeRicans Using iPhone ECG",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Atrial Fibrillation"
      ],
      "interventions": [
        {
          "name": "ECG",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "University of Oklahoma",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "50 Years to 100 Years"
      },
      "enrollment_count": 1019,
      "start_date": "2018-12-03",
      "completion_date": "2020-10-31",
      "has_results": false,
      "last_update_posted_date": "2021-04-23",
      "last_synced_at": "2026-09-15T11:06:07.176Z",
      "location_count": 1,
      "location_summary": "Oklahoma City, Oklahoma",
      "locations": [
        {
          "city": "Oklahoma City",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03740477"
    },
    {
      "nct_id": "NCT01975428",
      "title": "Scripps Wired for Health Monitoring Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Diabetes",
        "Hypertension",
        "Cardiac Arrhythmia"
      ],
      "interventions": [
        {
          "name": "DM Pgm + device",
          "type": "DEVICE"
        },
        {
          "name": "Control",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "BEHAVIORAL"
      ],
      "sponsor": "Scripps Translational Science Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 182,
      "start_date": "2012-11",
      "completion_date": "2014-12",
      "has_results": true,
      "last_update_posted_date": "2023-04-21",
      "last_synced_at": "2026-09-15T11:06:07.176Z",
      "location_count": 1,
      "location_summary": "La Jolla, California",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01975428"
    },
    {
      "nct_id": "NCT02731326",
      "title": "iPhone Helping Evaluate Atrial Fibrillation Rhythm Through Technology",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Atrial Fibrillation",
        "Atrial Flutter"
      ],
      "interventions": [
        {
          "name": "AliveCor",
          "type": "DEVICE"
        },
        {
          "name": "Behavioral Altering Messaging",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "BEHAVIORAL"
      ],
      "sponsor": "Columbia University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 264,
      "start_date": "2015-03",
      "completion_date": "2020-12-31",
      "has_results": true,
      "last_update_posted_date": "2024-07-03",
      "last_synced_at": "2026-09-15T11:06:07.176Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02731326"
    },
    {
      "nct_id": "NCT05324566",
      "title": "Evaluation of ECG Transmission and AI Models Using Apple Watch ECGs and Symptoms Data Collected Using a Mayo iPhone App",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Heart Failure",
        "Arrhythmias, Cardiac",
        "Health Care Utilization"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 4163,
      "start_date": "2021-05-05",
      "completion_date": "2024-07-09",
      "has_results": false,
      "last_update_posted_date": "2024-09-19",
      "last_synced_at": "2026-09-15T11:06:07.176Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05324566"
    }
  ]
}