{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Implantable+cardioverter-defibrillators&page=3",
    "query": {
      "intervention": "Implantable cardioverter-defibrillators",
      "page": 3
    },
    "page_size": 10
  },
  "pagination": {
    "page": 3,
    "page_size": 10,
    "total_count": 212,
    "total_pages": 22,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Implantable+cardioverter-defibrillators&page=4&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Implantable+cardioverter-defibrillators&page=2&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-06T13:40:19.434Z",
  "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": "NCT00284453",
      "title": "Ventricular Tachyarrhythmia (VT) Storm, Gene Expression in Implantable Cardioverter Defibrillator (ICD) Patients With Electrical Storm",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Arrhythmias"
      ],
      "interventions": [
        {
          "name": "Peripheral blood sampling",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Pittsburgh",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 65,
      "start_date": "2008-08-26",
      "completion_date": "2018-12",
      "has_results": false,
      "last_update_posted_date": "2019-02-12",
      "last_synced_at": "2026-10-06T13:40:19.434Z",
      "location_count": 2,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        },
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00284453"
    },
    {
      "nct_id": "NCT00930969",
      "title": "ST Segment Detection Study",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Coronary Artery Disease"
      ],
      "interventions": [
        {
          "name": "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": 175,
      "start_date": "2008-04",
      "completion_date": "2011-03",
      "has_results": true,
      "last_update_posted_date": "2019-02-18",
      "last_synced_at": "2026-10-06T13:40:19.434Z",
      "location_count": 17,
      "location_summary": "Anchorage, Alaska • Brandon, Florida • Orlando, Florida + 14 more",
      "locations": [
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Brandon",
          "state": "Florida"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "Davenport",
          "state": "Iowa"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00930969"
    },
    {
      "nct_id": "NCT01576042",
      "title": "Pilot Study of Catheter Ablation for Ventricular Tachycardia in Patients With an Implantable Cardioverter Defibrillator",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Ventricular Tachycardia"
      ],
      "interventions": [
        {
          "name": "amiodarone",
          "type": "DRUG"
        },
        {
          "name": "sotalol",
          "type": "DRUG"
        },
        {
          "name": "Biosense Webster's NAVI-STAR Thermo-Cool",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 27,
      "start_date": "2012-05",
      "completion_date": "2014-05",
      "has_results": true,
      "last_update_posted_date": "2014-10-16",
      "last_synced_at": "2026-10-06T13:40:19.434Z",
      "location_count": 5,
      "location_summary": "Baltimore, Maryland • Durham, North Carolina • Columbus, Ohio + 2 more",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        },
        {
          "city": "Hershey",
          "state": "Pennsylvania"
        },
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01576042"
    },
    {
      "nct_id": "NCT03016754",
      "title": "Heart Failure Optimization Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Sudden Cardiac Death",
        "Sudden Cardiac Arrest",
        "Heart Failure",
        "Heart Failure Low Output"
      ],
      "interventions": [
        {
          "name": "Wearable Cardioverter Defibrillator",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Zoll Medical Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 602,
      "start_date": "2017-03-01",
      "completion_date": "2022-06-01",
      "has_results": true,
      "last_update_posted_date": "2025-03-24",
      "last_synced_at": "2026-10-06T13:40:19.434Z",
      "location_count": 39,
      "location_summary": "Birmingham, Alabama • West Hills, California • Fernandina Beach, Florida + 34 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "West Hills",
          "state": "California"
        },
        {
          "city": "Fernandina Beach",
          "state": "Florida"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Jacksonville Beach",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03016754"
    },
    {
      "nct_id": "NCT01252615",
      "title": "Patient and Partner Intervention After an Implantable Cardioverter Defibrillator (ICD)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Implantable Cardioverter Defibrillator (ICD)"
      ],
      "interventions": [
        {
          "name": "patient only",
          "type": "BEHAVIORAL"
        },
        {
          "name": "patient and partner intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Washington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 301,
      "start_date": "2009-07",
      "completion_date": "2015-10",
      "has_results": false,
      "last_update_posted_date": "2016-10-26",
      "last_synced_at": "2026-10-06T13:40:19.434Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01252615"
    },
    {
      "nct_id": "NCT01514773",
      "title": "Patient and Physician Survey Determinants of Appropriate ICD Utilization",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Heart Failure, Systolic"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Todd M Koelling, MD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 452,
      "start_date": "2011-08",
      "completion_date": "2013-08-30",
      "has_results": false,
      "last_update_posted_date": "2017-03-17",
      "last_synced_at": "2026-10-06T13:40:19.434Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01514773"
    },
    {
      "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": "2026-10-06T13:40:19.434Z",
      "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": "NCT00845390",
      "title": "Patient Expectations After Implantable-cardioverter Defibrillator (ICD) Implantation",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Defibrillators, Implantable"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 100,
      "start_date": "2008-12",
      "completion_date": "2009-08",
      "has_results": false,
      "last_update_posted_date": "2022-03-21",
      "last_synced_at": "2026-10-06T13:40:19.434Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00845390"
    },
    {
      "nct_id": "NCT00148954",
      "title": "RIGHT: Rhythm ID Going Head-to-Head Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Tachycardia"
      ],
      "interventions": [
        {
          "name": "VITALITY 2 Implantable Cardioverter Defibrillator",
          "type": "DEVICE"
        },
        {
          "name": "Medtronic Implantable Cardioverter Defibrillator",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Boston Scientific Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1962,
      "start_date": "2005-07",
      "completion_date": "2010-07",
      "has_results": true,
      "last_update_posted_date": "2012-01-12",
      "last_synced_at": "2026-10-06T13:40:19.434Z",
      "location_count": 1,
      "location_summary": "Charleston, South Carolina",
      "locations": [
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00148954"
    },
    {
      "nct_id": "NCT02513056",
      "title": "Study Evaluating the Use of MRI on CMS Patients",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pacemaker",
        "Implantable Cardioverter Defibrillators"
      ],
      "interventions": [
        {
          "name": "MRI",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 872,
      "start_date": "2015-08-17",
      "completion_date": "2022-02-01",
      "has_results": false,
      "last_update_posted_date": "2024-05-14",
      "last_synced_at": "2026-10-06T13:40:19.434Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02513056"
    }
  ]
}