{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Implantable+Cardioverter+Defibrillator&page=8",
    "query": {
      "intervention": "Implantable Cardioverter Defibrillator",
      "page": 8
    },
    "page_size": 10
  },
  "pagination": {
    "page": 8,
    "page_size": 10,
    "total_count": 238,
    "total_pages": 24,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Implantable+Cardioverter+Defibrillator&page=9&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Implantable+Cardioverter+Defibrillator&page=7&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-11-15T12:07:41.095Z",
  "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": "NCT00289302",
      "title": "InSync Implantable Cardioverter Defibrillator Registry: Cardiac Resynchronization Therapy",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Heart Failure",
        "Cardiomyopathy"
      ],
      "interventions": [
        {
          "name": "Cardiac resynchronization therapy device",
          "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": 600,
      "start_date": "2003-01",
      "completion_date": "2006-12",
      "has_results": false,
      "last_update_posted_date": "2007-10-05",
      "last_synced_at": "2026-11-15T12:07:41.095Z",
      "location_count": 51,
      "location_summary": "Birmingham, Alabama • Mobile, Alabama • Phoenix, Arizona + 48 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00289302"
    },
    {
      "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": "2026-11-15T12:07:41.095Z",
      "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": "NCT01977703",
      "title": "Prospective Randomized Evaluation of an Ultra Conservative Approach to Implantable Defibrillator (ICD) Programming in Patients With a Left Ventricular Assist Device (LVAD).",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Failure"
      ],
      "interventions": [
        {
          "name": "Ultra Conservative ICD Programming",
          "type": "OTHER"
        },
        {
          "name": "Traditional ICD Programming",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Vanderbilt University Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 80,
      "start_date": "2013-10",
      "completion_date": "2016-12",
      "has_results": false,
      "last_update_posted_date": "2017-08-16",
      "last_synced_at": "2026-11-15T12:07:41.095Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01977703"
    },
    {
      "nct_id": "NCT00522340",
      "title": "Exercise After an ICD",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Defibrillators, Implantable",
        "Heart Failure, Congestive"
      ],
      "interventions": [
        {
          "name": "Aerobic Exercise Program",
          "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": 160,
      "start_date": "2007-11",
      "completion_date": "2014-06",
      "has_results": false,
      "last_update_posted_date": "2014-11-10",
      "last_synced_at": "2026-11-15T12:07:41.095Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00522340"
    },
    {
      "nct_id": "NCT00683696",
      "title": "Echocardiography Guided Cardiac Resynchronization Therapy (EchoCRT)",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Heart Failure",
        "Ventricular Dyssynchrony"
      ],
      "interventions": [
        {
          "name": "Implantable Cardioverter Defibrillator with Cardiac Resynchronization Therapy (BIOTRONIK Lumax HF-T CRT-D)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "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": 1680,
      "start_date": "2008-08",
      "completion_date": "2013-03",
      "has_results": true,
      "last_update_posted_date": "2018-01-17",
      "last_synced_at": "2026-11-15T12:07:41.095Z",
      "location_count": 62,
      "location_summary": "Concord, California • Los Angeles, California • Rancho Mirage, California + 46 more",
      "locations": [
        {
          "city": "Concord",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Rancho Mirage",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Ventura",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00683696"
    },
    {
      "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": "2026-11-15T12:07:41.095Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01252615"
    },
    {
      "nct_id": "NCT00273195",
      "title": "Clinical Investigation of the Medtronic EnTrust™ Implantable Cardioverter Defibrillator (ICD), Model D153ATG",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Ventricular Arrhythmias"
      ],
      "interventions": [
        {
          "name": "Implantable Cardioverter Defibrillator",
          "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": 500,
      "start_date": "2004-04",
      "completion_date": "2005-06",
      "has_results": false,
      "last_update_posted_date": "2006-10-13",
      "last_synced_at": "2026-11-15T12:07:41.095Z",
      "location_count": 24,
      "location_summary": "Little Rock, Arkansas • Glendale, California • Inglewood, California + 21 more",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Glendale",
          "state": "California"
        },
        {
          "city": "Inglewood",
          "state": "California"
        },
        {
          "city": "Atlantis",
          "state": "Florida"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00273195"
    },
    {
      "nct_id": "NCT00751738",
      "title": "Long Term Safety of 125 mg Per Day of Oral Azimilide in Patients With Implantable Cardioverter Defibrillator (ICDs)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Arrhythmias"
      ],
      "interventions": [
        {
          "name": "azimilide dihydrochloride",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Forest Laboratories",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 330,
      "start_date": "2002-10",
      "completion_date": "2005-10",
      "has_results": false,
      "last_update_posted_date": "2017-02-01",
      "last_synced_at": "2026-11-15T12:07:41.095Z",
      "location_count": 50,
      "location_summary": "Mobile, Alabama • Little Rock, Arkansas • La Jolla, California + 43 more",
      "locations": [
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Loma Linda",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00751738"
    },
    {
      "nct_id": "NCT00305214",
      "title": "MASTER II - Microvolt T Wave Alternans Testing for Risk Stratification of Post MI Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myocardial Infarction",
        "Arrhythmia, Ventricular",
        "Ischemic Cardiomyopathy"
      ],
      "interventions": [
        {
          "name": "T Wave Alternans Test",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Medtronic Cardiac Rhythm and Heart Failure",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 405,
      "start_date": "2003-10",
      "completion_date": "2007-02",
      "has_results": false,
      "last_update_posted_date": "2008-02-13",
      "last_synced_at": "2026-11-15T12:07:41.095Z",
      "location_count": 47,
      "location_summary": "Mobile, Alabama • Phoenix, Arizona • Walnut Creek, California + 44 more",
      "locations": [
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Walnut Creek",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Hartford",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00305214"
    },
    {
      "nct_id": "NCT01568606",
      "title": "Safety of Body Composition Analysis in Heart Failure Patients With Implantable Cardioverter Defibrillators (ICDs)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Failure",
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Body Composition Analysis InBody Scale",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of California, Los Angeles",
      "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": "2011-01",
      "completion_date": "2011-03",
      "has_results": true,
      "last_update_posted_date": "2020-03-10",
      "last_synced_at": "2026-11-15T12:07:41.095Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01568606"
    }
  ]
}