{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Cardiac+Resynchronization+Therapy%2BImplantable+Cardioverter+Defibrillator",
    "query": {
      "intervention": "Cardiac Resynchronization Therapy+Implantable Cardioverter Defibrillator"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 55,
    "total_pages": 6,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Cardiac+Resynchronization+Therapy%2BImplantable+Cardioverter+Defibrillator&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-28T03:44:22.575Z",
  "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": "NCT03564860",
      "title": "HBP Device EGM Data Collection",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Sick Sinus Syndrome",
        "AV Block",
        "Heart Failure"
      ],
      "interventions": [
        {
          "name": "Device data collection",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "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": 200,
      "start_date": "2018-07-17",
      "completion_date": "2020-09-30",
      "has_results": false,
      "last_update_posted_date": "2020-10-08",
      "last_synced_at": "2026-09-28T03:44:22.575Z",
      "location_count": 3,
      "location_summary": "Huntsville, Alabama • Sayre, Pennsylvania • Greenville, South Carolina",
      "locations": [
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Sayre",
          "state": "Pennsylvania"
        },
        {
          "city": "Greenville",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03564860"
    },
    {
      "nct_id": "NCT03579641",
      "title": "Precision Event Monitoring for Patients With Heart Failure Using HeartLogic",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Heart Failure",
        "Defibrillators, Implantable",
        "Monitoring, Physiologic",
        "Cardiac Resynchronization Therapy",
        "Cardiovascular Disease",
        "Heart Disease"
      ],
      "interventions": [
        {
          "name": "HeartLogic Sensors",
          "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": 2184,
      "start_date": "2018-06-01",
      "completion_date": "2021-10-29",
      "has_results": false,
      "last_update_posted_date": "2022-10-25",
      "last_synced_at": "2026-09-28T03:44:22.575Z",
      "location_count": 56,
      "location_summary": "Birmingham, Alabama • Jonesboro, Arkansas • Little Rock, Arkansas + 48 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Jonesboro",
          "state": "Arkansas"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Burbank",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03579641"
    },
    {
      "nct_id": "NCT01871090",
      "title": "Remote Device Interrogation In The Emergency Department",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Disease",
        "Cardiovascular Disease",
        "Heart Failure",
        "Arrhythmias, Cardiac"
      ],
      "interventions": [
        {
          "name": "Unpaired remote monitoring transmitter",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "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": 99,
      "start_date": "2013-09",
      "completion_date": "2015-07",
      "has_results": true,
      "last_update_posted_date": "2019-02-15",
      "last_synced_at": "2026-09-28T03:44:22.575Z",
      "location_count": 1,
      "location_summary": "Zanesville, Ohio",
      "locations": [
        {
          "city": "Zanesville",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01871090"
    },
    {
      "nct_id": "NCT02071173",
      "title": "Evaluation of ACUITY™ X4 Quadripolar Coronary Venous Leads and RELIANCE™ 4-FRONT Defibrillation Leads",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cardiac Resynchronization Therapy"
      ],
      "interventions": [
        {
          "name": "ACUITY X4 quadripolar coronary venous lead and RELIANCE 4-FRONT defibrillation lead",
          "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": 2244,
      "start_date": "2014-04-14",
      "completion_date": "2020-10-06",
      "has_results": true,
      "last_update_posted_date": "2021-01-07",
      "last_synced_at": "2026-09-28T03:44:22.575Z",
      "location_count": 96,
      "location_summary": "Birmingham, Alabama • Huntsville, Alabama • Anchorage, Alaska + 85 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Mesa",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02071173"
    },
    {
      "nct_id": "NCT00500838",
      "title": "Cardiac Resynchronization Therapy Defibrillator Based Impedance Monitoring Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Failure"
      ],
      "interventions": [
        {
          "name": "Transthoracic Impedance",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "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": 75,
      "start_date": "2007-07",
      "completion_date": "2008-08",
      "has_results": false,
      "last_update_posted_date": "2019-02-01",
      "last_synced_at": "2026-09-28T03:44:22.575Z",
      "location_count": 4,
      "location_summary": "Little Rock, Arkansas • Glendale, California • Browns Mills, New Jersey + 1 more",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Glendale",
          "state": "California"
        },
        {
          "city": "Browns Mills",
          "state": "New Jersey"
        },
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00500838"
    },
    {
      "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": "2026-09-28T03:44:22.575Z",
      "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": "NCT00559988",
      "title": "Combined Use of BIOTRONIK Home Monitoring and Predefined Anticoagulation to Reduce Stroke Risk",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Atrial Fibrillation",
        "Atrial Flutter",
        "Stroke",
        "Embolism, Systemic Arterial",
        "Major Bleeding"
      ],
      "interventions": [
        {
          "name": "Home Monitoring Guided OAC",
          "type": "DRUG"
        },
        {
          "name": "Physician-Directed OAC",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "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": 2718,
      "start_date": "2008-02",
      "completion_date": "2013-06",
      "has_results": true,
      "last_update_posted_date": "2017-12-05",
      "last_synced_at": "2026-09-28T03:44:22.575Z",
      "location_count": 73,
      "location_summary": "Phoenix, Arizona • Scottsdale, Arizona • Anaheim, California + 70 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "Fremont",
          "state": "California"
        },
        {
          "city": "Santa Barbara",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00559988"
    },
    {
      "nct_id": "NCT04831125",
      "title": "Conduction System Pacing International Registry (CONSPIRE)",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Bradyarrhythmia",
        "Heart Failure"
      ],
      "interventions": [
        {
          "name": "Data collection",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 383,
      "start_date": "2021-04-04",
      "completion_date": "2026-02-05",
      "has_results": false,
      "last_update_posted_date": "2026-03-03",
      "last_synced_at": "2026-09-28T03:44:22.575Z",
      "location_count": 5,
      "location_summary": "Tucson, Arizona • Chicago, Illinois • New York, New York + 2 more",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Wilkes-Barre",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04831125"
    },
    {
      "nct_id": "NCT00959179",
      "title": "The Registry Evaluating Functional Outcomes of Resynchronization Management",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Congestive Heart Failure"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Saint Luke's Health System",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 100,
      "start_date": "2007-05",
      "completion_date": "2009-12",
      "has_results": false,
      "last_update_posted_date": "2009-08-14",
      "last_synced_at": "2026-09-28T03:44:22.575Z",
      "location_count": 2,
      "location_summary": "Elgin, Illinois • Oklahoma City, Oklahoma",
      "locations": [
        {
          "city": "Elgin",
          "state": "Illinois"
        },
        {
          "city": "Oklahoma City",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00959179"
    },
    {
      "nct_id": "NCT02104583",
      "title": "Evaluating Ventricular Arrhythmia in Subjects With Implantable Cardioverter Defibrillator or Cardiac Resynchronization Therapy-Defibrillator",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Ventricular Arrhythmia"
      ],
      "interventions": [
        {
          "name": "Eleclazine",
          "type": "DRUG"
        },
        {
          "name": "Placebo to match eleclazine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Gilead Sciences",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 313,
      "start_date": "2014-09",
      "completion_date": "2016-10",
      "has_results": true,
      "last_update_posted_date": "2019-04-09",
      "last_synced_at": "2026-09-28T03:44:22.575Z",
      "location_count": 37,
      "location_summary": "Mesa, Arizona • Long Beach, California • Los Angeles, California + 32 more",
      "locations": [
        {
          "city": "Mesa",
          "state": "Arizona"
        },
        {
          "city": "Long Beach",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Newport Beach",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02104583"
    }
  ]
}