{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Pacemaker+therapy",
    "query": {
      "intervention": "Pacemaker therapy"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 75,
    "total_pages": 8,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Pacemaker+therapy&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-07T05:52:37.896Z",
  "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": "NCT02807948",
      "title": "SJM MRI Diagnostic Imaging Registry (IDE)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cardiac Arrhythmia"
      ],
      "interventions": [
        {
          "name": "Pacemaker, ICD, or CRT device",
          "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": 189,
      "start_date": "2016-06",
      "completion_date": "2018-01-31",
      "has_results": true,
      "last_update_posted_date": "2019-08-26",
      "last_synced_at": "2026-09-07T05:52:37.896Z",
      "location_count": 58,
      "location_summary": "Scottsdale, Arizona • Tucson, Arizona • Jonesboro, Arkansas + 55 more",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Jonesboro",
          "state": "Arkansas"
        },
        {
          "city": "Bakersfield",
          "state": "California"
        },
        {
          "city": "Burbank",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02807948"
    },
    {
      "nct_id": "NCT03232450",
      "title": "Patent Foramen Ovale (PFO) Closure at the Time of Endovascular Cardiac Electronic Device Implantation",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Foramen Ovale, Patent"
      ],
      "interventions": [
        {
          "name": "Aspirin",
          "type": "DRUG"
        },
        {
          "name": "Cardiovascular Implantable Device (CIED)",
          "type": "DEVICE"
        },
        {
          "name": "Gore Cardioform Septal Occluder",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "Mayo Clinic",
      "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": 0,
      "start_date": "2019-08",
      "completion_date": "2023-12",
      "has_results": false,
      "last_update_posted_date": "2020-03-13",
      "last_synced_at": "2026-09-07T05:52:37.896Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03232450"
    },
    {
      "nct_id": "NCT01761162",
      "title": "ProMRI Study of the Entovis Pacemaker System",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Safety of the ProMRI Pacemaker System Under Specific MRI Conditions"
      ],
      "interventions": [
        {
          "name": "Patients with a ProMRI Pacemaker System",
          "type": "DEVICE"
        },
        {
          "name": "Magnetic Resonance Imaging (MRI) scan",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "OTHER"
      ],
      "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": 229,
      "start_date": "2013-02",
      "completion_date": "2014-05",
      "has_results": true,
      "last_update_posted_date": "2017-02-09",
      "last_synced_at": "2026-09-07T05:52:37.896Z",
      "location_count": 25,
      "location_summary": "Scottsdale, Arizona • Concord, California • Newport Beach, California + 22 more",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Concord",
          "state": "California"
        },
        {
          "city": "Newport Beach",
          "state": "California"
        },
        {
          "city": "Rancho Mirage",
          "state": "California"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01761162"
    },
    {
      "nct_id": "NCT03719040",
      "title": "Physiologic Pacing Registry",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Bradycardia",
        "Sinus Node Dysfunction",
        "Heart Block",
        "Syncope",
        "Cardiomyopathies",
        "Ventricular Tachycardia",
        "Heart Failure"
      ],
      "interventions": [
        {
          "name": "Physiologic pacing device implant",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Abbott Medical Devices",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 870,
      "start_date": "2018-11-27",
      "completion_date": "2021-10-07",
      "has_results": true,
      "last_update_posted_date": "2024-08-19",
      "last_synced_at": "2026-09-07T05:52:37.896Z",
      "location_count": 26,
      "location_summary": "Huntsville, Alabama • Burlingame, California • San Diego, California + 22 more",
      "locations": [
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Burlingame",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Delray Beach",
          "state": "Florida"
        },
        {
          "city": "Winter Park",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03719040"
    },
    {
      "nct_id": "NCT05839730",
      "title": "Fast Induced Remodeling in Heart Failure With Preserved Ejection Fraction",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Failure With Preserved Ejection Fraction",
        "Concentric Hypertrophy"
      ],
      "interventions": [
        {
          "name": "Pacemaker PLR + TRT ON",
          "type": "DEVICE"
        },
        {
          "name": "Pacemaker non-pacing mode or an exertional rate-adaptive pacing mode with no planned pacing at rest.",
          "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": 105,
      "start_date": "2024-09-11",
      "completion_date": "2027-10",
      "has_results": false,
      "last_update_posted_date": "2026-08-03",
      "last_synced_at": "2026-09-07T05:52:37.896Z",
      "location_count": 8,
      "location_summary": "Naples, Florida • O'Fallon, Illinois • Springfield, Illinois + 5 more",
      "locations": [
        {
          "city": "Naples",
          "state": "Florida"
        },
        {
          "city": "O'Fallon",
          "state": "Illinois"
        },
        {
          "city": "Springfield",
          "state": "Illinois"
        },
        {
          "city": "Kansas City",
          "state": "Kansas"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05839730"
    },
    {
      "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": "2026-09-07T05:52:37.896Z",
      "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": "NCT03868150",
      "title": "Prevention of Postop Atrial Fibrillation Through Intraoperative Inducibility of Atrial Fibrillation and Amiodarone Treatment",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Postoperative Atrial Fibrillation"
      ],
      "interventions": [
        {
          "name": "Amiodarone Injection",
          "type": "DRUG"
        },
        {
          "name": "Intraoperative Rapid Atrial Pacing",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 600,
      "start_date": "2017-03-01",
      "completion_date": "2050-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-02-17",
      "last_synced_at": "2026-09-07T05:52:37.896Z",
      "location_count": 1,
      "location_summary": "Stanford, California",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03868150"
    },
    {
      "nct_id": "NCT00698139",
      "title": "Cardiovascular and Neurohormonal Effects of Faster Atrial Pacing Rate",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Failure"
      ],
      "interventions": [
        {
          "name": "Medtronic Pacemaker",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Columbia University",
      "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": 3,
      "start_date": "2011-04",
      "completion_date": "2012-09",
      "has_results": true,
      "last_update_posted_date": "2018-04-27",
      "last_synced_at": "2026-09-07T05:52:37.896Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00698139"
    },
    {
      "nct_id": "NCT01791127",
      "title": "Safety and Performance Study of the Siello S Pacing Lead",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Safety and Effectiveness of the Siello S Lead"
      ],
      "interventions": [
        {
          "name": "market-released BIOTRONIK pacemaker system including one or two Siello S leads.",
          "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": 1758,
      "start_date": "2013-03-13",
      "completion_date": "2019-04-17",
      "has_results": true,
      "last_update_posted_date": "2020-06-01",
      "last_synced_at": "2026-09-07T05:52:37.896Z",
      "location_count": 53,
      "location_summary": "La Jolla, California • La Mesa, California • New Haven, Connecticut + 50 more",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "La Mesa",
          "state": "California"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "Stamford",
          "state": "Connecticut"
        },
        {
          "city": "Plantation",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01791127"
    },
    {
      "nct_id": "NCT02009696",
      "title": "ProMRI Study of the Entovis Pacemaker System (Phase B)",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Magnetic Resonance Imaging (MRI); Cardiac Pacing"
      ],
      "interventions": [
        {
          "name": "Patients with a ProMRI Pacemaker System",
          "type": "DEVICE"
        },
        {
          "name": "Magnetic Resonance Imaging (MRI) scan",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "OTHER"
      ],
      "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": 221,
      "start_date": "2013-12",
      "completion_date": "2015-01",
      "has_results": true,
      "last_update_posted_date": "2015-11-25",
      "last_synced_at": "2026-09-07T05:52:37.896Z",
      "location_count": 32,
      "location_summary": "Phoenix, Arizona • Scottsdale, Arizona • Concord, California + 28 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Concord",
          "state": "California"
        },
        {
          "city": "Newport Beach",
          "state": "California"
        },
        {
          "city": "Rancho Mirage",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02009696"
    }
  ]
}