{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Bradyarrhythmia",
    "query": {
      "condition": "Bradyarrhythmia"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 107,
    "total_pages": 11,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Bradyarrhythmia&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-06-26T12:43:02.962Z",
  "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": "NCT00133289",
      "title": "ULTRA Study for Pacemaker Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Bradycardia"
      ],
      "interventions": [
        {
          "name": "Pacemaker with Automatic Capture",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Boston Scientific Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 950,
      "start_date": "2005-07",
      "completion_date": "2007-06",
      "has_results": false,
      "last_update_posted_date": "2007-07-10",
      "last_synced_at": "2026-06-26T12:43:02.962Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00133289"
    },
    {
      "nct_id": "NCT03232918",
      "title": "Oxytocin and Fetal Heart Rate Changes",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Fetal Bradycardia Complicating Labor and Delivery",
        "Fetal Bradycardia During Labor",
        "Fetal Heart Rate or Rhythm Abnormality Affecting Fetus"
      ],
      "interventions": [
        {
          "name": "Half dose Oxytocin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Unyime Ituk",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 55 Years · Female only"
      },
      "enrollment_count": 730,
      "start_date": "2019-02-20",
      "completion_date": "2025-12-31",
      "has_results": false,
      "last_update_posted_date": "2025-06-04",
      "last_synced_at": "2026-06-26T12:43:02.962Z",
      "location_count": 2,
      "location_summary": "Iowa City, Iowa • Milwaukee, Wisconsin",
      "locations": [
        {
          "city": "Iowa City",
          "state": "Iowa"
        },
        {
          "city": "Milwaukee",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03232918"
    },
    {
      "nct_id": "NCT00271180",
      "title": "Product Performance Report: Evaluate Long-term Reliability & Performance of Medtronic Marketed Cardiac Therapy Products",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Arrhythmia",
        "Bradycardia",
        "Heart Failure",
        "Sinus Tachycardia"
      ],
      "interventions": [
        {
          "name": "Device",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Medtronic",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 20000,
      "start_date": "1983-01",
      "completion_date": "2040-12",
      "has_results": false,
      "last_update_posted_date": "2026-05-07",
      "last_synced_at": "2026-06-26T12:43:02.962Z",
      "location_count": 113,
      "location_summary": "Birmingham, Alabama • Anchorage, Alaska • Chandler, Arizona + 110 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Jonesboro",
          "state": "Arkansas"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00271180"
    },
    {
      "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": "2026-06-26T12:43:02.962Z",
      "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": "NCT03670732",
      "title": "CPAP vs.Unsynchronized NIPPV at Equal Mean Airway Pressure",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Prematurity",
        "Respiratory Distress Syndrome",
        "Apnea of Prematurity"
      ],
      "interventions": [
        {
          "name": "continuous positive airway pressure",
          "type": "OTHER"
        },
        {
          "name": "nasal intermittent positive pressure ventilation",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Women and Infants Hospital of Rhode Island",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "6 Months",
        "sex": "ALL",
        "summary": "Up to 6 Months"
      },
      "enrollment_count": 52,
      "start_date": "2017-09-30",
      "completion_date": "2020-06-30",
      "has_results": false,
      "last_update_posted_date": "2024-07-30",
      "last_synced_at": "2026-06-26T12:43:02.962Z",
      "location_count": 1,
      "location_summary": "Providence, Rhode Island",
      "locations": [
        {
          "city": "Providence",
          "state": "Rhode Island"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03670732"
    },
    {
      "nct_id": "NCT05298748",
      "title": "The Effect of Womb Recordings on Maturation of Respiratory Control in Preterm Infants",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Apnea of Prematurity",
        "Intermittent Hypoxemia",
        "Bradycardia"
      ],
      "interventions": [
        {
          "name": "Womb sound recordings",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Case Western Reserve University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Week",
        "maximum_age": "5 Weeks",
        "sex": "ALL",
        "summary": "1 Week to 5 Weeks"
      },
      "enrollment_count": 34,
      "start_date": "2022-09-16",
      "completion_date": "2026-11",
      "has_results": false,
      "last_update_posted_date": "2025-12-05",
      "last_synced_at": "2026-06-26T12:43:02.962Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05298748"
    },
    {
      "nct_id": "NCT00267137",
      "title": "Study for Atrial Fibrillation Reduction (SAFARI)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Atrial Fibrillation, Bradycardia"
      ],
      "interventions": [
        {
          "name": "Pacing Algorithms",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Medtronic Cardiac Ablation Solutions",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 540,
      "start_date": "2002-09",
      "completion_date": "2006-07-21",
      "has_results": false,
      "last_update_posted_date": "2025-02-13",
      "last_synced_at": "2026-06-26T12:43:02.962Z",
      "location_count": 34,
      "location_summary": "Yuma, Arizona • Fayetteville, Arkansas • Fort Smith, Arkansas + 31 more",
      "locations": [
        {
          "city": "Yuma",
          "state": "Arizona"
        },
        {
          "city": "Fayetteville",
          "state": "Arkansas"
        },
        {
          "city": "Fort Smith",
          "state": "Arkansas"
        },
        {
          "city": "Bakersfield",
          "state": "California"
        },
        {
          "city": "Berkeley",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00267137"
    },
    {
      "nct_id": "NCT02536118",
      "title": "Micra Transcatheter Pacing System Post-Approval Registry",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Bradycardia"
      ],
      "interventions": [
        {
          "name": "Micra Transcatheter Pacing System",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Medtronic",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 3100,
      "start_date": "2015-07",
      "completion_date": "2027-04",
      "has_results": false,
      "last_update_posted_date": "2026-02-04",
      "last_synced_at": "2026-06-26T12:43:02.962Z",
      "location_count": 52,
      "location_summary": "Birmingham, Alabama • Los Angeles, California • Redwood City, California + 49 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Redwood City",
          "state": "California"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02536118"
    },
    {
      "nct_id": "NCT00355797",
      "title": "Effectiveness of Pacemaker With Closed Loop Stimulation Compared to Pacemakers With and Without Standard Rate Response",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Bradycardia"
      ],
      "interventions": [
        {
          "name": "Closed Loop Stimulation (CLS)",
          "type": "DEVICE"
        },
        {
          "name": "Standard Rate Adaptive (R) Technology",
          "type": "DEVICE"
        },
        {
          "name": "Non-rate adaptive (DDD) pacing",
          "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": 1491,
      "start_date": "2006-05",
      "completion_date": "2010-12",
      "has_results": true,
      "last_update_posted_date": "2012-12-20",
      "last_synced_at": "2026-06-26T12:43:02.962Z",
      "location_count": 99,
      "location_summary": "Albertville, Alabama • Gadsden, Alabama • Jasper, Alabama + 82 more",
      "locations": [
        {
          "city": "Albertville",
          "state": "Alabama"
        },
        {
          "city": "Gadsden",
          "state": "Alabama"
        },
        {
          "city": "Gadsden",
          "state": "Alabama"
        },
        {
          "city": "Jasper",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00355797"
    },
    {
      "nct_id": "NCT02641249",
      "title": "Non-invasive Intervention for Apnea of Prematurity",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Apnea of Prematurity",
        "Hypoxia",
        "Bradycardia"
      ],
      "interventions": [
        {
          "name": "Vibration",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of California, Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Week",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "1 Week and older"
      },
      "enrollment_count": 19,
      "start_date": "2014-10",
      "completion_date": "2016-02",
      "has_results": true,
      "last_update_posted_date": "2017-05-09",
      "last_synced_at": "2026-06-26T12:43:02.962Z",
      "location_count": 2,
      "location_summary": "Los Angeles, California • Santa Monica, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Santa Monica",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02641249"
    }
  ]
}