{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=ECG&page=4",
    "query": {
      "intervention": "ECG",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 700,
    "total_pages": 70,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=ECG&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=ECG&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-17T15:33:36.449Z",
  "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": "NCT02080975",
      "title": "Determination of Catheter Contact by Evaluation of Microelectrode Near-Field Signals",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cardiac Catheter Ablation",
        "Atrial Flutter",
        "Cardiac Arrhythmias"
      ],
      "interventions": [
        {
          "name": "Data Collection During Atrial Flutter Ablation",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "David B. De Lurgio",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2014-03",
      "completion_date": "2015-12",
      "has_results": false,
      "last_update_posted_date": "2016-03-22",
      "last_synced_at": "2026-10-17T15:33:36.449Z",
      "location_count": 2,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02080975"
    },
    {
      "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": "2026-10-17T15:33:36.449Z",
      "location_count": 1,
      "location_summary": "La Jolla, California",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01975428"
    },
    {
      "nct_id": "NCT00088309",
      "title": "Effect of Tenofovir DF on Bone Metabolism in Children",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "HIV Infections"
      ],
      "interventions": [
        {
          "name": "Eye exam",
          "type": "PROCEDURE"
        },
        {
          "name": "Oral exam",
          "type": "PROCEDURE"
        },
        {
          "name": "CT scan",
          "type": "PROCEDURE"
        },
        {
          "name": "Neuropsychological testing",
          "type": "PROCEDURE"
        },
        {
          "name": "Electrocardiogram",
          "type": "PROCEDURE"
        },
        {
          "name": "Echocardiogram",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 50,
      "start_date": "2004-06",
      "completion_date": "2006-05",
      "has_results": false,
      "last_update_posted_date": "2008-03-04",
      "last_synced_at": "2026-10-17T15:33:36.449Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00088309"
    },
    {
      "nct_id": "NCT07749963",
      "title": "Data Collection Study Using CS (CardiacSense) BP (Blood Pressure) Watch and Pillow Systems",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Blood Pressure Monitoring"
      ],
      "interventions": [
        {
          "name": "CS BP Watch and CS BP Pillow Systems",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "CardiacSense Ltd.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "50 Years to 80 Years"
      },
      "enrollment_count": 100,
      "start_date": "2026-07-21",
      "completion_date": "2026-08-30",
      "has_results": false,
      "last_update_posted_date": "2026-08-11",
      "last_synced_at": "2026-10-17T15:33:36.449Z",
      "location_count": 1,
      "location_summary": "Louisville, Colorado",
      "locations": [
        {
          "city": "Louisville",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07749963"
    },
    {
      "nct_id": "NCT02873052",
      "title": "MyoVista Measurements in Patients With Atherosclerosis and CAD",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Coronary Artery Disease (CAD)",
        "Atherosclerosis"
      ],
      "interventions": [
        {
          "name": "MyoVista",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Lundquist Institute for Biomedical Innovation at Harbor-UCLA Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 200,
      "start_date": "2015-09-01",
      "completion_date": "2020-02-22",
      "has_results": false,
      "last_update_posted_date": "2024-10-15",
      "last_synced_at": "2026-10-17T15:33:36.449Z",
      "location_count": 1,
      "location_summary": "Torrance, California",
      "locations": [
        {
          "city": "Torrance",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02873052"
    },
    {
      "nct_id": "NCT01394965",
      "title": "Electrocardiographic Mapping and Imaging",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Cardiac Arrhythmia"
      ],
      "interventions": [
        {
          "name": "ECG electrodes",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2013-10",
      "completion_date": "2013-10",
      "has_results": false,
      "last_update_posted_date": "2013-10-21",
      "last_synced_at": "2026-10-17T15:33:36.449Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01394965"
    },
    {
      "nct_id": "NCT02518100",
      "title": "Vital Signs Patch: Automated Monitoring of Vital Signs Measurements in the In-Patient Hospital Setting",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Automated Measurement of Vital Signs"
      ],
      "interventions": [
        {
          "name": "Vital Signs Patch (VSP) System 3-Lead (NEHB) Configuration",
          "type": "DEVICE"
        },
        {
          "name": "Vital Signs Patch (VSP) System 1-Lead (PAL) Configuration",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "LifeWatch Services, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 32,
      "start_date": "2015-09-22",
      "completion_date": "2017-04-10",
      "has_results": false,
      "last_update_posted_date": "2017-04-12",
      "last_synced_at": "2026-10-17T15:33:36.449Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02518100"
    },
    {
      "nct_id": "NCT00453700",
      "title": "Prevalence of Chagas Disease in Immigrant Patients With Conduction Abnormalities on Electrocardiogram",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Chagas Disease"
      ],
      "interventions": [
        {
          "name": "Trypanosoma cruzi serology",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Olive View-UCLA Education & Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 327,
      "start_date": "2007-01",
      "completion_date": "2010-12",
      "has_results": false,
      "last_update_posted_date": "2019-03-13",
      "last_synced_at": "2026-10-17T15:33:36.449Z",
      "location_count": 1,
      "location_summary": "Sylmar, California",
      "locations": [
        {
          "city": "Sylmar",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00453700"
    },
    {
      "nct_id": "NCT04664881",
      "title": "Home Telemonitoring In Patients After Myocardial Infarction",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myocardial Infarction",
        "Heart Attack"
      ],
      "interventions": [
        {
          "name": "SmartHeart Device",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 195,
      "start_date": "2020-10-14",
      "completion_date": "2024-05-02",
      "has_results": true,
      "last_update_posted_date": "2025-05-11",
      "last_synced_at": "2026-10-17T15:33:36.449Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04664881"
    },
    {
      "nct_id": "NCT05928195",
      "title": "Acute Effects of Organic Guayusa Extract",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Acute Physiological Effects of Organic Guayusa Extract"
      ],
      "interventions": [
        {
          "name": "Acute Moderate-Dose Guayusa Extract Supplementation",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Acute High-Dose Guayusa Extract Supplementation",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Nathaniel Jenkins",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 32,
      "start_date": "2022-05-16",
      "completion_date": "2023-04-12",
      "has_results": false,
      "last_update_posted_date": "2023-07-05",
      "last_synced_at": "2026-10-17T15:33:36.449Z",
      "location_count": 1,
      "location_summary": "Iowa City, Iowa",
      "locations": [
        {
          "city": "Iowa City",
          "state": "Iowa"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05928195"
    }
  ]
}