{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Ablation+for+atrial+fibrillation.&page=2",
    "query": {
      "intervention": "Ablation for atrial fibrillation.",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 255,
    "total_pages": 26,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Ablation+for+atrial+fibrillation.&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Ablation+for+atrial+fibrillation.&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-20T11:17:57.714Z",
  "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": "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": "2026-10-20T11:17:57.714Z",
      "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": "NCT06747091",
      "title": "ARIADNE Clinical Trial",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Persistent Atrial Fibrillation"
      ],
      "interventions": [
        {
          "name": "Catheter Ablation",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Stavros E Mountantonakis",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 60,
      "start_date": "2025-03-18",
      "completion_date": "2027-03-01",
      "has_results": false,
      "last_update_posted_date": "2025-09-15",
      "last_synced_at": "2026-10-20T11:17:57.714Z",
      "location_count": 3,
      "location_summary": "Manhasset, New York • New Hyde Park, New York • New York, New York",
      "locations": [
        {
          "city": "Manhasset",
          "state": "New York"
        },
        {
          "city": "New Hyde Park",
          "state": "New York"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06747091"
    },
    {
      "nct_id": "NCT00408200",
      "title": "A Study of the Effectiveness of Anti-Arrhythmic Medications After Atrial Fibrillation Ablation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Atrial Fibrillation"
      ],
      "interventions": [
        {
          "name": "propafenone; flecainide; sotalol; dofetilide",
          "type": "DRUG"
        },
        {
          "name": "Radiofrequency catheter ablation",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 110,
      "start_date": "2006-11",
      "completion_date": "2008-06",
      "has_results": true,
      "last_update_posted_date": "2013-03-07",
      "last_synced_at": "2026-10-20T11:17:57.714Z",
      "location_count": 2,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00408200"
    },
    {
      "nct_id": "NCT04148664",
      "title": "A Trial of High Power-Short Duration Versus Standard Power-Long Duration Radiofrequency Ablation for Treatment of Atrial Fibrillation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Atrial Fibrillation",
        "Atrial Fibrillation Paroxysmal",
        "Atrial Fibrillation, Persistent"
      ],
      "interventions": [
        {
          "name": "Catheter ablation with Standard RF ablation settings",
          "type": "PROCEDURE"
        },
        {
          "name": "Catheter ablation with High Power Short Duration RF ablation settings",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 60,
      "start_date": "2019-12-03",
      "completion_date": "2022-12-30",
      "has_results": false,
      "last_update_posted_date": "2023-08-16",
      "last_synced_at": "2026-10-20T11:17:57.714Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04148664"
    },
    {
      "nct_id": "NCT01082601",
      "title": "Catheter Ablation for Atrial Fibrillation and Heart Failure",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Congestive Heart Failure",
        "Atrial Fibrillation",
        "Arrhythmia"
      ],
      "interventions": [
        {
          "name": "Pulmonary Vein Isolation (PVI)",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "St. Luke's-Roosevelt Hospital Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 0,
      "start_date": "2010-04",
      "completion_date": "2012-01",
      "has_results": false,
      "last_update_posted_date": "2012-10-17",
      "last_synced_at": "2026-10-20T11:17:57.714Z",
      "location_count": 2,
      "location_summary": "Ridgewood, New Jersey • New York, New York",
      "locations": [
        {
          "city": "Ridgewood",
          "state": "New Jersey"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01082601"
    },
    {
      "nct_id": "NCT02913014",
      "title": "Comparison of Recurrence of Atrial Fibrillation Post Cryoballon Ablation During the 90-day Blanking Period-with and Without Anti-arrhythmic Drug Therapy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Atrial Fibrillation"
      ],
      "interventions": [
        {
          "name": "No AAD post Ablation.",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Prisma Health-Midlands",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 50,
      "start_date": "2017-06-28",
      "completion_date": "2020-12-31",
      "has_results": false,
      "last_update_posted_date": "2024-10-31",
      "last_synced_at": "2026-10-20T11:17:57.714Z",
      "location_count": 1,
      "location_summary": "Columbia, South Carolina",
      "locations": [
        {
          "city": "Columbia",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02913014"
    },
    {
      "nct_id": "NCT03082963",
      "title": "Mapping Electrogram Morphology Recurrence for Atrial Fibrillation Ablation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Atrial Fibrillation"
      ],
      "interventions": [
        {
          "name": "Electrogram Morphology Mapping (EMR)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Jeffrey Goldberger",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 10,
      "start_date": "2017-04-04",
      "completion_date": "2022-06-18",
      "has_results": true,
      "last_update_posted_date": "2023-08-03",
      "last_synced_at": "2026-10-20T11:17:57.714Z",
      "location_count": 1,
      "location_summary": "Miami, Florida",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03082963"
    },
    {
      "nct_id": "NCT05988411",
      "title": "ULTRA-HFIB-Redo: Ultrasound-based Renal Sympathetic Denervation vs Control in Redo Ablation Patients",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Paroxysmal Atrial Fibrillation",
        "Persistent Atrial Fibrillation"
      ],
      "interventions": [
        {
          "name": "Renal Denervation",
          "type": "DEVICE"
        },
        {
          "name": "Catheter Ablation",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Vivek Reddy",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 143,
      "start_date": "2023-12-07",
      "completion_date": "2027-12",
      "has_results": false,
      "last_update_posted_date": "2026-07-30",
      "last_synced_at": "2026-10-20T11:17:57.714Z",
      "location_count": 8,
      "location_summary": "Jonesboro, Arkansas • San Francisco, California • Thousand Oaks, California + 5 more",
      "locations": [
        {
          "city": "Jonesboro",
          "state": "Arkansas"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Thousand Oaks",
          "state": "California"
        },
        {
          "city": "Detroit",
          "state": "Michigan"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05988411"
    },
    {
      "nct_id": "NCT02470312",
      "title": "MediGuide Registry",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Heart Failure",
        "Cardiac Arrhythmia"
      ],
      "interventions": [
        {
          "name": "CRT implantation",
          "type": "PROCEDURE"
        },
        {
          "name": "MediGuide",
          "type": "DEVICE"
        },
        {
          "name": "EP",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DEVICE"
      ],
      "sponsor": "Abbott Medical Devices",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 578,
      "start_date": "2015-08-18",
      "completion_date": "2018-02-28",
      "has_results": true,
      "last_update_posted_date": "2019-02-04",
      "last_synced_at": "2026-10-20T11:17:57.714Z",
      "location_count": 6,
      "location_summary": "Phoenix, Arizona • Athens, Georgia • Lawrenceville, Georgia + 3 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Athens",
          "state": "Georgia"
        },
        {
          "city": "Lawrenceville",
          "state": "Georgia"
        },
        {
          "city": "Lexington",
          "state": "Kentucky"
        },
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02470312"
    },
    {
      "nct_id": "NCT01898221",
      "title": "Vein of Marshall Ethanol Infusion for Persistent Atrial Fibrillation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Ventricular Tachycardia",
        "Atrial Fibrillation"
      ],
      "interventions": [
        {
          "name": "Ethanol",
          "type": "DRUG"
        },
        {
          "name": "Ablation",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "The Methodist Hospital Research Institute",
      "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": 343,
      "start_date": "2013-10",
      "completion_date": "2019-12",
      "has_results": true,
      "last_update_posted_date": "2025-08-21",
      "last_synced_at": "2026-10-20T11:17:57.714Z",
      "location_count": 12,
      "location_summary": "Phoenix, Arizona • Los Angeles, California • San Diego, California + 7 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01898221"
    }
  ]
}