{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Arrhythmias+Cardiac&page=9",
    "query": {
      "condition": "Arrhythmias Cardiac",
      "page": 9
    },
    "page_size": 10
  },
  "pagination": {
    "page": 9,
    "page_size": 10,
    "total_count": 1578,
    "total_pages": 158,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Arrhythmias+Cardiac&page=10&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Arrhythmias+Cardiac&page=8&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-11-15T18:23:41.525Z",
  "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": "NCT00627328",
      "title": "The Atrial High Rate Episodes in Pacemaker Patients",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Arrhythmia",
        "Atrial Fibrillation",
        "Atrioventricular Block",
        "Bradycardia",
        "Sick Sinus Syndrome"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Medtronic Cardiac Rhythm and Heart Failure",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 427,
      "start_date": "2000-07",
      "completion_date": "2004-09",
      "has_results": false,
      "last_update_posted_date": "2008-03-03",
      "last_synced_at": "2026-11-15T18:23:41.525Z",
      "location_count": 37,
      "location_summary": "Hot Springs, Arkansas • Little Rock, Arkansas • Fresno, California + 34 more",
      "locations": [
        {
          "city": "Hot Springs",
          "state": "Arkansas"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Fresno",
          "state": "California"
        },
        {
          "city": "Glendale",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00627328"
    },
    {
      "nct_id": "NCT07541092",
      "title": "The Comparative Advantage of the Optrell Mapping Catheter in Ventricular Arrhythmias From the Papillary Muscles",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Ventricular Arrythmia"
      ],
      "interventions": [
        {
          "name": "Ablation using Optrell™ mapping catheter",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Northwell Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 20,
      "start_date": "2024-12-30",
      "completion_date": "2028-12-30",
      "has_results": false,
      "last_update_posted_date": "2026-04-21",
      "last_synced_at": "2026-11-15T18:23:41.525Z",
      "location_count": 1,
      "location_summary": "New Hyde Park, New York",
      "locations": [
        {
          "city": "New Hyde Park",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07541092"
    },
    {
      "nct_id": "NCT01233635",
      "title": "Secondary Prevention of Atrial Fibrillation (Impact of Renin-Angiotensin-Aldosterone System Inhibition)",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Atrial Fibrillation"
      ],
      "interventions": [
        {
          "name": "no drug",
          "type": "OTHER"
        },
        {
          "name": "start cozaar",
          "type": "DRUG"
        },
        {
          "name": "continue cozaar",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DRUG"
      ],
      "sponsor": "University of Pittsburgh",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 228,
      "start_date": "2005-11",
      "completion_date": "2007-11",
      "has_results": false,
      "last_update_posted_date": "2023-03-23",
      "last_synced_at": "2026-11-15T18:23:41.525Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01233635"
    },
    {
      "nct_id": "NCT00924638",
      "title": "Study of Continuous Cardiac Monitoring to Assess Atrial Fibrillation After Cryptogenic Stroke",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Cryptogenic Symptomatic Transient Ischemic Attack",
        "Cryptogenic Ischemic Stroke"
      ],
      "interventions": [
        {
          "name": "Reveal® XT Insertable Cardiac Monitor",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Medtronic Cardiac Rhythm and Heart Failure",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 447,
      "start_date": "2009-06",
      "completion_date": "2013-05",
      "has_results": true,
      "last_update_posted_date": "2014-07-28",
      "last_synced_at": "2026-11-15T18:23:41.525Z",
      "location_count": 19,
      "location_summary": "Mountain View, California • Denver, Colorado • Chicago, Illinois + 15 more",
      "locations": [
        {
          "city": "Mountain View",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Des Moines",
          "state": "Iowa"
        },
        {
          "city": "Louisville",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00924638"
    },
    {
      "nct_id": "NCT06039176",
      "title": "Human/Machine Interface: What the HeartMate 3 ® Device Tells Us About the Future",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "LVAD",
        "Frailty",
        "GI Bleed",
        "Right Heart Failure",
        "Infections",
        "Hypertension",
        "Arrhythmias",
        "Stroke"
      ],
      "interventions": [
        {
          "name": "HeartMate 3 (R) left ventricular assist device",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "International Consortium of Circulatory Assist Clinicians",
      "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": 150,
      "start_date": "2023-10-27",
      "completion_date": "2026-12-30",
      "has_results": false,
      "last_update_posted_date": "2025-12-16",
      "last_synced_at": "2026-11-15T18:23:41.525Z",
      "location_count": 7,
      "location_summary": "San Francisco, California • Gainesville, Florida • Chicago, Illinois + 4 more",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Kansas City",
          "state": "Kansas"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06039176"
    },
    {
      "nct_id": "NCT00305240",
      "title": "MASTER I - 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": 656,
      "start_date": "2003-10",
      "completion_date": "2007-02",
      "has_results": false,
      "last_update_posted_date": "2008-02-13",
      "last_synced_at": "2026-11-15T18:23:41.525Z",
      "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/NCT00305240"
    },
    {
      "nct_id": "NCT02916550",
      "title": "Breathing Intervention for Cardiac Anxiety",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Atrial Fibrillation",
        "Implantable Cardioverter Defibrillator"
      ],
      "interventions": [
        {
          "name": "Breathing exercise",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Laureate Institute for Brain Research, Inc.",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 12,
      "start_date": "2016-09",
      "completion_date": "2023-05",
      "has_results": false,
      "last_update_posted_date": "2023-10-06",
      "last_synced_at": "2026-11-15T18:23:41.525Z",
      "location_count": 1,
      "location_summary": "Tulsa, Oklahoma",
      "locations": [
        {
          "city": "Tulsa",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02916550"
    },
    {
      "nct_id": "NCT03518658",
      "title": "BlueSync Field Evaluation",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Bradycardia"
      ],
      "interventions": [
        {
          "name": "Evaluation Group",
          "type": "OTHER"
        },
        {
          "name": "Control Group (Historical)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "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": 257,
      "start_date": "2018-04-02",
      "completion_date": "2019-12-29",
      "has_results": true,
      "last_update_posted_date": "2021-05-06",
      "last_synced_at": "2026-11-15T18:23:41.525Z",
      "location_count": 11,
      "location_summary": "Palo Alto, California • Hartford, Connecticut • Daytona Beach, Florida + 8 more",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "Hartford",
          "state": "Connecticut"
        },
        {
          "city": "Daytona Beach",
          "state": "Florida"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "Kansas City",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03518658"
    },
    {
      "nct_id": "NCT01360008",
      "title": "FREEZE Cohort Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Arrhythmia"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Stiftung Institut fuer Herzinfarktforschung",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 4071,
      "start_date": "2011-04",
      "completion_date": "2017-04",
      "has_results": false,
      "last_update_posted_date": "2019-06-27",
      "last_synced_at": "2026-11-15T18:23:41.525Z",
      "location_count": 1,
      "location_summary": "Asheville, North Carolina",
      "locations": [
        {
          "city": "Asheville",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01360008"
    },
    {
      "nct_id": "NCT04471623",
      "title": "Decentralized Trial in Atrial Fibrillation Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Atrial Fibrillation"
      ],
      "interventions": [
        {
          "name": "Use of DeTAP App and Home Devices",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "55 Years and older"
      },
      "enrollment_count": 102,
      "start_date": "2020-08-10",
      "completion_date": "2021-03-12",
      "has_results": false,
      "last_update_posted_date": "2023-03-24",
      "last_synced_at": "2026-11-15T18:23:41.525Z",
      "location_count": 1,
      "location_summary": "Stanford, California",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04471623"
    }
  ]
}