{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Defibrillators",
    "query": {
      "condition": "Defibrillators"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 253,
    "total_pages": 26,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Defibrillators&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-07-22T22:43:01.179Z",
  "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": "NCT00277524",
      "title": "OMNI Study--Assessing Therapies in Medtronic Pacemaker, Defibrillator, and Cardiac Resynchronization Therapy Devices.",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Tachycardia, Ventricular",
        "Heart Failure, Congestive",
        "Ventricular Fibrillation",
        "Ventricular Dysfunction",
        "Bradycardia"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Medtronic Cardiac Rhythm and Heart Failure",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 3032,
      "start_date": "2005-08",
      "completion_date": "2010-11",
      "has_results": true,
      "last_update_posted_date": "2013-08-28",
      "last_synced_at": "2026-07-22T22:43:01.179Z",
      "location_count": 113,
      "location_summary": "Tucson, Arizona • Little Rock, Arkansas • Fresno, California + 107 more",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Fresno",
          "state": "California"
        },
        {
          "city": "Inglewood",
          "state": "California"
        },
        {
          "city": "La Jolla",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00277524"
    },
    {
      "nct_id": "NCT00611260",
      "title": "Improvement in Clinical Outcomes in Heart Failure Patients With ICDs That Practice Meditation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Congestive Heart Failure",
        "Cardiac Resynchronization Therapy"
      ],
      "interventions": [
        {
          "name": "Vipassana Meditation practice and instruction",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Standard Medical Care",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "University of California, Davis",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 27,
      "start_date": "2007-04",
      "completion_date": "2012-02",
      "has_results": false,
      "last_update_posted_date": "2017-05-30",
      "last_synced_at": "2026-07-22T22:43:01.179Z",
      "location_count": 1,
      "location_summary": "Sacramento, California",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00611260"
    },
    {
      "nct_id": "NCT04504188",
      "title": "Optimizing Beta Blocker Dosage in Women While Using the Wearable Cardioverter Defibrillator",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cardiomyopathies",
        "Heart Failure"
      ],
      "interventions": [
        {
          "name": "Heart Rate Monitor Enhanced Treatment Optimization",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Zoll Medical Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 300,
      "start_date": "2021-03-08",
      "completion_date": "2024-12",
      "has_results": false,
      "last_update_posted_date": "2024-07-24",
      "last_synced_at": "2026-07-22T22:43:01.179Z",
      "location_count": 4,
      "location_summary": "Cincinnati, Ohio • Kingwood, Texas • McKinney, Texas + 1 more",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        },
        {
          "city": "Kingwood",
          "state": "Texas"
        },
        {
          "city": "McKinney",
          "state": "Texas"
        },
        {
          "city": "Charleston",
          "state": "West Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04504188"
    },
    {
      "nct_id": "NCT01576562",
      "title": "Implantable Cardioverter Defibrillator (ICD) Function During Ventricular Assist Device (VAD) Implantation",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Heart Failure"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Virginia Commonwealth University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 37,
      "start_date": "2014-02",
      "completion_date": "2016-05",
      "has_results": false,
      "last_update_posted_date": "2017-08-08",
      "last_synced_at": "2026-07-22T22:43:01.179Z",
      "location_count": 1,
      "location_summary": "Richmond, Virginia",
      "locations": [
        {
          "city": "Richmond",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01576562"
    },
    {
      "nct_id": "NCT00354159",
      "title": "Reducing Decompensation Events Utilizing Intracardiac Pressures in Patients With Chronic Heart Failure (HF) (REDUCEhf)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Failure"
      ],
      "interventions": [
        {
          "name": "Implantable Hemodynamic Monitor (Chronicle® IHM), and IHM in combination with single chamber ICD (Chronicle ICD)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Medtronic Cardiac Rhythm and Heart Failure",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 442,
      "start_date": "2006-04",
      "completion_date": "2011-01",
      "has_results": true,
      "last_update_posted_date": "2012-08-09",
      "last_synced_at": "2026-07-22T22:43:01.179Z",
      "location_count": 52,
      "location_summary": "Birmingham, Alabama • La Jolla, California • Loma Linda, California + 43 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Loma Linda",
          "state": "California"
        },
        {
          "city": "Long Beach",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00354159"
    },
    {
      "nct_id": "NCT00487279",
      "title": "DEfibrillators To REduce Risk by MagnetIc ResoNance Imaging Evaluation",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Coronary Artery Disease",
        "Left Ventricular Dysfunction",
        "Sudden Cardiac Death"
      ],
      "interventions": [
        {
          "name": "Defibrillator",
          "type": "DEVICE"
        },
        {
          "name": "Control",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "OTHER"
      ],
      "sponsor": "Abbott Medical Devices",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 81,
      "start_date": "2007-06",
      "completion_date": "2011-04",
      "has_results": true,
      "last_update_posted_date": "2019-02-05",
      "last_synced_at": "2026-07-22T22:43:01.179Z",
      "location_count": 56,
      "location_summary": "Anchorage, Alaska • Tucson, Arizona • Glendale, California + 42 more",
      "locations": [
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Glendale",
          "state": "California"
        },
        {
          "city": "Long Beach",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00487279"
    },
    {
      "nct_id": "NCT00916435",
      "title": "Study of the Implantable Cardioverter Defibrillator (ICD) Intracardiac Electrograms",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Congestive Heart Failure",
        "Sudden Cardiac Death",
        "Arrhythmia",
        "Cardiomyopathies"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 630,
      "start_date": "2005-03",
      "completion_date": "2011-12",
      "has_results": false,
      "last_update_posted_date": "2015-04-21",
      "last_synced_at": "2026-07-22T22:43:01.179Z",
      "location_count": 2,
      "location_summary": "Baltimore, Maryland • St Louis, Missouri",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00916435"
    },
    {
      "nct_id": "NCT00733590",
      "title": "Prospective Observational Study of the ICD in Sudden Cardiac Death Prevention",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Heart Failure, Congestive",
        "Death, Sudden, Cardiac",
        "Arrhythmia",
        "Cardiomyopathies"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 1500,
      "start_date": "2003-06",
      "completion_date": "2029-03",
      "has_results": false,
      "last_update_posted_date": "2026-01-20",
      "last_synced_at": "2026-07-22T22:43:01.179Z",
      "location_count": 4,
      "location_summary": "Washington D.C., District of Columbia • Baltimore, Maryland • Richmond, Virginia",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Richmond",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00733590"
    },
    {
      "nct_id": "NCT05384847",
      "title": "Effects of Triiodothyronine (T3) in Ischemic Heart Failure",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Heart Failure"
      ],
      "interventions": [
        {
          "name": "Thyroid hormone T3",
          "type": "DRUG"
        },
        {
          "name": "Control Group",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Emory University",
      "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": 20,
      "start_date": "2022-12-02",
      "completion_date": "2026-05",
      "has_results": false,
      "last_update_posted_date": "2025-06-26",
      "last_synced_at": "2026-07-22T22:43:01.179Z",
      "location_count": 2,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05384847"
    },
    {
      "nct_id": "NCT03884608",
      "title": "Analysis of Both Sex and Device Specific Factors on Outcomes in Patients with Non-Ischemic Cardiomyopathy",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cardiomyopathies",
        "Gender",
        "Implantable Defibrillator User"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Biotronik, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1000,
      "start_date": "2019-05-09",
      "completion_date": "2024-11-19",
      "has_results": false,
      "last_update_posted_date": "2024-11-22",
      "last_synced_at": "2026-07-22T22:43:01.179Z",
      "location_count": 49,
      "location_summary": "Birmingham, Alabama • Fairhope, Alabama • Rancho Mirage, California + 41 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Fairhope",
          "state": "Alabama"
        },
        {
          "city": "Rancho Mirage",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Ventura",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03884608"
    }
  ]
}