{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Pacemaker",
    "query": {
      "intervention": "Pacemaker"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 234,
    "total_pages": 24,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Pacemaker&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-10T09:47:22.791Z",
  "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": "NCT05650658",
      "title": "Left vs Left Randomized Clinical Trial",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Failure",
        "Heart Failure With Reduced Ejection Fraction",
        "AV Block",
        "LBBB",
        "RBBB",
        "Intraventricular Conduction Delay",
        "Pacing-Induced Cardiomyopathy"
      ],
      "interventions": [
        {
          "name": "His/LBBP",
          "type": "DEVICE"
        },
        {
          "name": "BiVP",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Baylor College of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 2136,
      "start_date": "2023-09-13",
      "completion_date": "2029-06-30",
      "has_results": false,
      "last_update_posted_date": "2025-10-02",
      "last_synced_at": "2026-09-10T09:47:22.791Z",
      "location_count": 57,
      "location_summary": "Gilbert, Arizona • Tucson, Arizona • Little Rock, Arkansas + 46 more",
      "locations": [
        {
          "city": "Gilbert",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05650658"
    },
    {
      "nct_id": "NCT01210573",
      "title": "Prospective Observation of Exercise Parameters in Advanced Heart Failure",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Advanced Heart Failure"
      ],
      "interventions": [
        {
          "name": "adjustment of LVAD or pacemaker",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2010-04",
      "completion_date": "2014-09",
      "has_results": false,
      "last_update_posted_date": "2014-12-18",
      "last_synced_at": "2026-09-10T09:47:22.791Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01210573"
    },
    {
      "nct_id": "NCT02027909",
      "title": "A Comparison of Rate Response Performance in Pacemaker Patients With an Indication of Sinus Node Dysfunction",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Sinus Node Dysfunction"
      ],
      "interventions": [
        {
          "name": "Reprogramming dual chamber pacemaker",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Arun Rao",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": "95 Years",
        "sex": "ALL",
        "summary": "60 Years to 95 Years"
      },
      "enrollment_count": 8,
      "start_date": "2011-11",
      "completion_date": "2015-04",
      "has_results": false,
      "last_update_posted_date": "2018-04-25",
      "last_synced_at": "2026-09-10T09:47:22.791Z",
      "location_count": 1,
      "location_summary": "Kingsport, Tennessee",
      "locations": [
        {
          "city": "Kingsport",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02027909"
    },
    {
      "nct_id": "NCT02519283",
      "title": "Get With the Guidelines in ED Patients With Heart Failure",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Failure"
      ],
      "interventions": [
        {
          "name": "GUIDED-HF",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Standard of Care",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Vanderbilt University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 529,
      "start_date": "2015-10",
      "completion_date": "2020-02",
      "has_results": false,
      "last_update_posted_date": "2020-04-22",
      "last_synced_at": "2026-09-10T09:47:22.791Z",
      "location_count": 15,
      "location_summary": "Atlanta, Georgia • Indianapolis, Indiana • Iowa City, Iowa + 11 more",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Iowa City",
          "state": "Iowa"
        },
        {
          "city": "Detroit",
          "state": "Michigan"
        },
        {
          "city": "Jackson",
          "state": "Mississippi"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02519283"
    },
    {
      "nct_id": "NCT01473667",
      "title": "Superficial Cervical Plexus Block for Pacemaker Insertion",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pacemaker Insertion",
        "Regional Block",
        "Pain"
      ],
      "interventions": [
        {
          "name": "Superficial Cervical Plexus Block (SCP) block",
          "type": "PROCEDURE"
        },
        {
          "name": "Local site infiltration",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 30,
      "start_date": "2011-11",
      "completion_date": "2016-09",
      "has_results": false,
      "last_update_posted_date": "2019-02-01",
      "last_synced_at": "2026-09-10T09:47:22.791Z",
      "location_count": 1,
      "location_summary": "Jacksonville, Florida",
      "locations": [
        {
          "city": "Jacksonville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01473667"
    },
    {
      "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": "2026-09-10T09:47:22.791Z",
      "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": "NCT00001396",
      "title": "Natural History and Results of Dual Chamber (DDD) Pacemaker Therapy of Children With Obstructive Hypertrophic Cardiomyop...",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Hypertrophic Cardiomyopathy"
      ],
      "interventions": [
        {
          "name": "Paragon Pacemaker",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "National Heart, Lung, and Blood Institute (NHLBI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": "20 Years",
        "sex": "ALL",
        "summary": "5 Years to 20 Years"
      },
      "enrollment_count": 100,
      "start_date": "1993-10-06",
      "completion_date": "2008-07-23",
      "has_results": false,
      "last_update_posted_date": "2017-07-02",
      "last_synced_at": "2026-09-10T09:47:22.791Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00001396"
    },
    {
      "nct_id": "NCT00595621",
      "title": "Multi-Channel Gastric Electrical Stimulation for the Treatment of Gastroparesis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Gastric Stasis"
      ],
      "interventions": [
        {
          "name": "Enterra Multi-Channel Phased Gastric Pacemaker (MGP-1)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Kansas Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 22,
      "start_date": "2006-02",
      "completion_date": "2009-06",
      "has_results": true,
      "last_update_posted_date": "2019-05-31",
      "last_synced_at": "2026-09-10T09:47:22.791Z",
      "location_count": 1,
      "location_summary": "Kansas City, Kansas",
      "locations": [
        {
          "city": "Kansas City",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00595621"
    },
    {
      "nct_id": "NCT00180284",
      "title": "SITELINE 2 Polyurethane",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Bradycardia"
      ],
      "interventions": [
        {
          "name": "SITELINE 2 Polyurethane (pacing 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": 200,
      "start_date": "2004-11",
      "completion_date": "2008-02",
      "has_results": false,
      "last_update_posted_date": "2011-09-29",
      "last_synced_at": "2026-09-10T09:47:22.791Z",
      "location_count": 1,
      "location_summary": "Saint Paul, Minnesota",
      "locations": [
        {
          "city": "Saint Paul",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00180284"
    },
    {
      "nct_id": "NCT00303511",
      "title": "Pacemaker Therapy in Adults With Congenital Heart Defects",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Congenital Disorder"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "19 Years and older"
      },
      "enrollment_count": 10,
      "start_date": "1996-01",
      "completion_date": "2006-08",
      "has_results": true,
      "last_update_posted_date": "2014-08-08",
      "last_synced_at": "2026-09-10T09:47:22.791Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00303511"
    }
  ]
}