{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Radio-frequency+catheter+ablation",
    "query": {
      "intervention": "Radio-frequency catheter ablation"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 164,
    "total_pages": 17,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Radio-frequency+catheter+ablation&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-25T02:41:50.749Z",
  "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": "NCT04577859",
      "title": "Esophageal Protection Study: A Multicenter Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "AF - Atrial Fibrillation",
        "Complication",
        "Atrio-Esophageal Fistula"
      ],
      "interventions": [
        {
          "name": "ensoETM. Esophageal cooling during AF ablation",
          "type": "DEVICE"
        },
        {
          "name": "Esophageal temperature monitoring probe",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Advanced Cooling Therapy LLC, d/b/a Attune Medical",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 152,
      "start_date": "2022-03-10",
      "completion_date": "2026-05-15",
      "has_results": false,
      "last_update_posted_date": "2026-07-08",
      "last_synced_at": "2026-09-25T02:41:50.749Z",
      "location_count": 5,
      "location_summary": "Naples, Florida • Overland Park, Kansas • Boston, Massachusetts + 2 more",
      "locations": [
        {
          "city": "Naples",
          "state": "Florida"
        },
        {
          "city": "Overland Park",
          "state": "Kansas"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Austin",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04577859"
    },
    {
      "nct_id": "NCT04356040",
      "title": "TactiFlex Paroxysmal Atrial Fibrillation IDE Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Paroxysmal Atrial Fibrillation"
      ],
      "interventions": [
        {
          "name": "TactiFlex SE",
          "type": "DEVICE"
        },
        {
          "name": "TactiFlex SE - High Standard Power",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Abbott Medical Devices",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 355,
      "start_date": "2020-06-29",
      "completion_date": "2022-07-01",
      "has_results": true,
      "last_update_posted_date": "2023-10-31",
      "last_synced_at": "2026-09-25T02:41:50.749Z",
      "location_count": 30,
      "location_summary": "Birmingham, Alabama • Jonesboro, Arkansas • Little Rock, Arkansas + 26 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Jonesboro",
          "state": "Arkansas"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Burlingame",
          "state": "California"
        },
        {
          "city": "La Jolla",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04356040"
    },
    {
      "nct_id": "NCT01984346",
      "title": "CONVERGE - Epi/Endo Ablation For Treatment of Persistent Atrial Fibrillation(AF)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Persistent Atrial Fibrillation"
      ],
      "interventions": [
        {
          "name": "AtriCure EPi-Sense-AF Guided Coagulation System with VisiTrax",
          "type": "DEVICE"
        },
        {
          "name": "Endocardial RF Catheter ablation using Open Irrigated-tip RF Abaltion Catheter with unidirectional or bidirectional steering",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "AtriCure, Inc.",
      "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": 170,
      "start_date": "2013-12",
      "completion_date": "2023-10",
      "has_results": true,
      "last_update_posted_date": "2023-11-13",
      "last_synced_at": "2026-09-25T02:41:50.749Z",
      "location_count": 25,
      "location_summary": "Birmingham, Alabama • Huntsville, Alabama • Denver, Colorado + 22 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01984346"
    },
    {
      "nct_id": "NCT01006876",
      "title": "Role of Coumadin in Preventing Thromboembolism in Atrial Fibrillation (AF) Patients Undergoing Catheter Ablation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Thromboembolism"
      ],
      "interventions": [
        {
          "name": "Coumadin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Texas Cardiac Arrhythmia Research Foundation",
      "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": 1584,
      "start_date": "2010-01",
      "completion_date": "2014-04",
      "has_results": false,
      "last_update_posted_date": "2015-05-20",
      "last_synced_at": "2026-09-25T02:41:50.749Z",
      "location_count": 1,
      "location_summary": "Austin, Texas",
      "locations": [
        {
          "city": "Austin",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01006876"
    },
    {
      "nct_id": "NCT06676072",
      "title": "A Study of the TactiFlex SE Catheter and Volt PFA Generator in Subjects With PAF:",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Atrial Fibrillation (AF)",
        "Atrial Arrhythmia",
        "Paroxysmal AF",
        "Drug Refractory Paroxysmal Atrial Fibrillation"
      ],
      "interventions": [
        {
          "name": "PFA Ablation catheter",
          "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": 188,
      "start_date": "2024-11-22",
      "completion_date": "2026-04-13",
      "has_results": false,
      "last_update_posted_date": "2026-06-01",
      "last_synced_at": "2026-09-25T02:41:50.749Z",
      "location_count": 29,
      "location_summary": "Scottsdale, Arizona • Little Rock, Arkansas • Stanford, California + 24 more",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "Littleton",
          "state": "Colorado"
        },
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06676072"
    },
    {
      "nct_id": "NCT06783868",
      "title": "Assessing the Neurological Outcomes After Atrial Fibrillation Ablation for Rhythm Control",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Atrial Fibrillation",
        "Stroke"
      ],
      "interventions": [
        {
          "name": "Catheter Ablation",
          "type": "DEVICE"
        },
        {
          "name": "Market-approved AVNB, OAC and AAD",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "DRUG"
      ],
      "sponsor": "Kansas City Heart Rhythm Research Foundation",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 100,
      "start_date": "2025-10",
      "completion_date": "2027-06",
      "has_results": false,
      "last_update_posted_date": "2025-08-28",
      "last_synced_at": "2026-09-25T02:41:50.749Z",
      "location_count": 7,
      "location_summary": "Overland Park, Kansas • Independence, Missouri • Kansas City, Missouri",
      "locations": [
        {
          "city": "Overland Park",
          "state": "Kansas"
        },
        {
          "city": "Overland Park",
          "state": "Kansas"
        },
        {
          "city": "Overland Park",
          "state": "Kansas"
        },
        {
          "city": "Independence",
          "state": "Missouri"
        },
        {
          "city": "Independence",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06783868"
    },
    {
      "nct_id": "NCT00540787",
      "title": "A Comparison of Antiarrhythmic Drug Therapy and Radio Frequency Catheter Ablation in Patients With Paroxysmal Atrial Fibrillation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Paroxysmal Atrial Fibrillation"
      ],
      "interventions": [
        {
          "name": "Radiofrequency ablation, antiarrhythmic drugs",
          "type": "DEVICE"
        },
        {
          "name": "Amiodarone, flecainide, propafenone, quinidine, dofetilide, sotalol, cibenzoline, beta blocking and calcium channel blocking agents and antiarrhythmic drugs",
          "type": "DRUG"
        },
        {
          "name": "ThermoCool Radiofrequency Catheter",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "DRUG"
      ],
      "sponsor": "Biosense Webster, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 112,
      "start_date": "2003-08-01",
      "completion_date": "2006-06-01",
      "has_results": false,
      "last_update_posted_date": "2025-02-28",
      "last_synced_at": "2026-09-25T02:41:50.749Z",
      "location_count": 3,
      "location_summary": "Birmingham, Alabama • Boston, Massachusetts • Columbus, Ohio",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00540787"
    },
    {
      "nct_id": "NCT04327596",
      "title": "Radiofrequency (RF) Ablation for Atrial Fibrillation (AF) in Patients With Heart Failure With Preserved Ejection Fraction",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Failure With Preserved Ejection Fraction"
      ],
      "interventions": [
        {
          "name": "RF ablation of AF using CARTO 3 and a Thermocool ST SF ablation catheter",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Rochester",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 2,
      "start_date": "2021-01-25",
      "completion_date": "2021-09-21",
      "has_results": false,
      "last_update_posted_date": "2022-02-23",
      "last_synced_at": "2026-09-25T02:41:50.749Z",
      "location_count": 2,
      "location_summary": "Rochester, New York",
      "locations": [
        {
          "city": "Rochester",
          "state": "New York"
        },
        {
          "city": "Rochester",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04327596"
    },
    {
      "nct_id": "NCT01097330",
      "title": "Catheter Ablation Versus Amiodarone for Shock Prophylaxis in Defibrillator Patients With Ventricular Tachycardia",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Defibrillators, Implantable",
        "Tachycardia, Ventricular"
      ],
      "interventions": [
        {
          "name": "Ablation",
          "type": "PROCEDURE"
        },
        {
          "name": "Amiodarone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "Population Health Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": "84 Years",
        "sex": "ALL",
        "summary": "19 Years to 84 Years"
      },
      "enrollment_count": 12,
      "start_date": "2010-08",
      "completion_date": "2012-03",
      "has_results": true,
      "last_update_posted_date": "2020-01-29",
      "last_synced_at": "2026-09-25T02:41:50.749Z",
      "location_count": 5,
      "location_summary": "Chicago, Illinois • Rochester, Minnesota • Philadelphia, Pennsylvania + 2 more",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Austin",
          "state": "Texas"
        },
        {
          "city": "Charlottesville",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01097330"
    },
    {
      "nct_id": "NCT02848781",
      "title": "Pan-Asia United States PrEvention of Sudden Cardiac Death Catheter Ablation Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Ventricular Tachycardia (VT)"
      ],
      "interventions": [
        {
          "name": "Implantable Cardioverter Defibrillator (ICD)",
          "type": "DEVICE"
        },
        {
          "name": "Catheter Ablation",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "PROCEDURE"
      ],
      "sponsor": "University of Arizona",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 180,
      "start_date": "2015-11-30",
      "completion_date": "2021-03-29",
      "has_results": true,
      "last_update_posted_date": "2022-12-14",
      "last_synced_at": "2026-09-25T02:41:50.749Z",
      "location_count": 1,
      "location_summary": "Phoenix, Arizona",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02848781"
    }
  ]
}