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ClinicalTrials.gov public records Last synced Oct 18, 2026, 6:52 PM EDT

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Showing 169–192 of 369 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Catheter Ablation Clear all
Completed Not applicable Interventional Results available

Clinical Evaluation of the Blazer® Open-Irrigated Catheter for Treatment of Type 1 Atrial Flutter

NCT01253200
View directory record Official record
Conditions
Atrial Flutter
Interventions
Blazer® Open-Irrigated Ablation Catheter, Control Catheter
Device
Lead sponsor
Boston Scientific Corporation
Industry
Eligibility
18 Years and older
Enrollment
302 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
26
States / cities
Birmingham, Alabama • Fullerton, California • Sacramento, California + 21 more
Source: ClinicalTrials.gov public record
Updated Mar 19, 2018 · Synced Oct 18, 2026, 6:52 PM EDT
Terminated Not applicable Interventional Results available

Early Elimination of Premature Ventricular Contractions in Heart Failure

NCT01757067
View directory record Official record
Conditions
Premature Ventricular Contractions, Congestive Heart Failure
Interventions
PVC ablation
Device
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years and older
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
7
States / cities
Los Angeles, California • Baltimore, Maryland • Boston, Massachusetts + 3 more
Source: ClinicalTrials.gov public record
Updated Mar 18, 2021 · Synced Oct 18, 2026, 6:52 PM EDT
Enrolling by invitation Not applicable Interventional

Treatment of Focal Ventricular Tachycardias Using a Pulsed Field Ablation From a Point Ablation Catheter Short Title FOCUS-PFA

NCT06747013
View directory record Official record
Conditions
Focal Ventricular Arrhythmias, Premature Ventricular Contractions, Ventricular Tachycardias
Interventions
Point Ablation Catheter
Device
Lead sponsor
Vivek Reddy
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 30, 2026 · Synced Oct 18, 2026, 6:52 PM EDT
Completed Phase 3 Interventional

Outcome of Different Ablation Strategies In Persistent and Long-Standing Persistent Atrial Fibrillation

NCT02533843
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
radiofrequency catheter ablation
Procedure
Lead sponsor
Texas Cardiac Arrhythmia Research Foundation
Other
Eligibility
18 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Apr 25, 2018 · Synced Oct 18, 2026, 6:52 PM EDT
Completed Phase 4 Interventional Results available

Stereotaxis Study To Obliterate Persistent Ventricular Tachycardia

NCT00851279
View directory record Official record
Conditions
Ventricular Tachycardia
Interventions
Magnetic irrigated ablation catheter
Device
Lead sponsor
Stereotaxis
Industry
Eligibility
18 Years to 80 Years
Enrollment
53 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
2
States / cities
Indianapolis, Indiana • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 24, 2015 · Synced Oct 18, 2026, 6:52 PM EDT
Not listed No phase listed Observational

Impact of the Pulmonary Vein Isolation on Exercise Capacity in Patients With Chronic Atrial Fibrillation

NCT01892774
View directory record Official record
Conditions
Chronic Atrial Fibrillation
Interventions
Radiofrequency catheter ablation
Procedure
Lead sponsor
Texas Cardiac Arrhythmia Research Foundation
Other
Eligibility
18 Years to 80 Years
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2019
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Apr 10, 2019 · Synced Oct 18, 2026, 6:52 PM EDT
Completed Not applicable Interventional

Esophageal Protection Study: A Multicenter Study

NCT04577859
View directory record Official record
Conditions
AF - Atrial Fibrillation, Complication, Atrio-Esophageal Fistula
Interventions
ensoETM. Esophageal cooling during AF ablation, Esophageal temperature monitoring probe
Device
Lead sponsor
Advanced Cooling Therapy LLC, d/b/a Attune Medical
Industry
Eligibility
18 Years to 85 Years
Enrollment
152 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
5
States / cities
Naples, Florida • Overland Park, Kansas • Boston, Massachusetts + 2 more
Source: ClinicalTrials.gov public record
Updated Jul 8, 2026 · Synced Oct 18, 2026, 6:52 PM EDT
Terminated Phase 4 Interventional Results available

Catheter Ablation of Arrhythmias to Improve CRT Response

NCT03035227
View directory record Official record
Conditions
Arrhythmia, Cardiac
Interventions
Catheter Ablation, Anti-Arrhythmics
Procedure · Drug
Lead sponsor
Kansas City Heart Rhythm Institute
Other
Eligibility
18 Years to 80 Years
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Kansas City, Kansas
Source: ClinicalTrials.gov public record
Updated Sep 10, 2022 · Synced Oct 18, 2026, 6:52 PM EDT
Completed Phase 4 Interventional

Apixaban During Atrial Fibrillation Catheter Ablation: Comparison to Vitamin K Antagonist Therapy

NCT02227550
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Vitamin K antagonist, Apixaban
Drug
Lead sponsor
Atrial Fibrillation Network
Other
Eligibility
18 Years and older
Enrollment
676 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
5
States / cities
New York, New York • Philadelphia, Pennsylvania • Nashville, Tennessee + 2 more
Source: ClinicalTrials.gov public record
Updated Oct 20, 2017 · Synced Oct 18, 2026, 6:52 PM EDT
Completed Not applicable Interventional

A Trial of High Power-Short Duration Versus Standard Power-Long Duration Radiofrequency Ablation for Treatment of Atrial Fibrillation

NCT04148664
View directory record Official record
Conditions
Atrial Fibrillation, Atrial Fibrillation Paroxysmal, Atrial Fibrillation, Persistent
Interventions
Catheter ablation with Standard RF ablation settings, Catheter ablation with High Power Short Duration RF ablation settings
Procedure
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Aug 16, 2023 · Synced Oct 18, 2026, 6:52 PM EDT
Terminated Phase 4 Interventional Results available

Effects of Fish Oil on Post Ablation Arrhythmias

NCT00791089
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
LOVAZA Omega 3-acid ethyl esters, LOVAZA, placebo
Drug · Other
Lead sponsor
University of Michigan
Other
Eligibility
18 Years to 70 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Sep 12, 2017 · Synced Oct 18, 2026, 6:52 PM EDT
Active, not recruiting Not applicable Interventional

Pulsed-Field Ablation With/Without Electrogram Mapping

NCT07541989
View directory record Official record
Conditions
Non-paroxysmal Atrial Fibrillation
Interventions
PFA-based PVI+PWI plus adjunctive ablation guided by Electrogram Mapping of Key Substrates, PFA-based PVI+PWI alone
Procedure
Lead sponsor
Xu Liu
Other
Eligibility
18 Years to 80 Years
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Apr 21, 2026 · Synced Oct 18, 2026, 6:52 PM EDT
Terminated Not applicable Interventional

Gen2 Isthmus-Dependent Atrial Flutter Ablation Study

NCT00606463
View directory record Official record
Conditions
Atrial Flutter
Interventions
Cardiac Ablation (Gen2 Cardiac Ablation System)
Device
Lead sponsor
Abbott Medical Devices
Industry
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
3
States / cities
Birmingham, Alabama • West Orange, New Jersey • Doylestown, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 14, 2023 · Synced Oct 18, 2026, 6:52 PM EDT
Terminated Phase 4 Interventional Results available

Radiofrequency Ablation vs. Laser Ablation of the Incompetent Small Saphenous Vein

NCT02248740
View directory record Official record
Conditions
Chronic Venous Insufficiency
Interventions
Ablation of the incompetent small saphenous vein
Procedure
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
18 Years and older
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2017
U.S. locations
1
States / cities
Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Feb 7, 2019 · Synced Oct 18, 2026, 6:52 PM EDT
Completed Not applicable Interventional

MRI Assessment of Arrythmia Ablation Lesions

NCT02761343
View directory record Official record
Conditions
Ventricular Tachycardia, Cardiac Arrhythmia
Interventions
MRI scan
Other
Lead sponsor
Children's National Research Institute
Other
Eligibility
Not listed
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2020
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Jan 21, 2020 · Synced Oct 18, 2026, 6:52 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

High-resolution MRI of Atrial Fibrillation Patients Prior to Focal Impulse and Rotor Modulation (FIRM) Ablation

NCT03444337
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Catheter Ablation
Device
Lead sponsor
Ohio State University
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2028
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 9, 2026 · Synced Oct 18, 2026, 6:52 PM EDT
Completed Not applicable Interventional Results available

Wire Instrumentation Using Radiofrequency Energy to Impact Transseptal Efficiency

NCT04645342
View directory record Official record
Conditions
Atrial Fibrillation, Atrial Flutter
Interventions
Baylis Versacross RF wire, Baylis RF needle
Device
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Mar 14, 2023 · Synced Oct 18, 2026, 6:52 PM EDT
Withdrawn Phase 4 Interventional

Comparison of Reverse Remodeling and PVI Versus CFAE and/or Linear Lesions and PVI for Persistent AF

NCT01877473
View directory record Official record
Conditions
Persistent Atrial Fibrillation
Interventions
Ablation
Procedure
Lead sponsor
Valley Health System
Other
Eligibility
18 Years to 85 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013
U.S. locations
1
States / cities
Ridgewood, New Jersey
Source: ClinicalTrials.gov public record
Updated Jun 17, 2014 · Synced Oct 18, 2026, 6:52 PM EDT
Recruiting Not applicable Interventional

ARIADNE Clinical Trial

NCT06747091
View directory record Official record
Conditions
Persistent Atrial Fibrillation
Interventions
Catheter Ablation
Procedure
Lead sponsor
Stavros E Mountantonakis
Other
Eligibility
18 Years to 80 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
3
States / cities
Manhasset, New York • New Hyde Park, New York • New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 15, 2025 · Synced Oct 18, 2026, 6:52 PM EDT
Not listed No phase listed Observational

Persistent Atrial Fibrillation Cryoballoon Ablation

NCT02166723
View directory record Official record
Conditions
Persistent Atrial Fibrillation
Interventions
cryoballoon ablation
Device
Lead sponsor
Staten Island University Hospital
Other
Eligibility
18 Years to 80 Years
Enrollment
62 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 18, 2014 · Synced Oct 18, 2026, 6:52 PM EDT
Terminated No phase listed Observational

Patient Specific Optimized Therapy (PSOT)

NCT03858361
View directory record Official record
Conditions
Data Collection
Interventions
Atrial Flutter Ablation
Device
Lead sponsor
EPD Solutions, A Philips Company
Industry
Eligibility
18 Years and older
Enrollment
566 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
1
States / cities
Florida City, Florida
Source: ClinicalTrials.gov public record
Updated Jun 8, 2023 · Synced Oct 18, 2026, 6:52 PM EDT
Withdrawn No phase listed Observational

Use of a Novel Contact Force Sensing Catheter for AF Ablation - Impact of TactiCath on Dormant Conduction Across the Pulmonary Veins

NCT02666729
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
AF Ablation with contact force information, AF Ablation without contact force information
Procedure
Lead sponsor
Dhanunjaya Lakkireddy, MD, FACC
Other
Eligibility
18 Years to 80 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Kansas City, Kansas
Source: ClinicalTrials.gov public record
Updated Jul 11, 2016 · Synced Oct 18, 2026, 6:52 PM EDT
Completed No phase listed Observational

Vektor vMap™ Clinical Validation Study

NCT04559061
View directory record Official record
Conditions
Cardiac Arrhythmia, Atrial Fibrillation, Ventricular Arrythmia, Premature Ventricular Complexes Multiple, Ventricular Tachycardia, Ventricular Fibrillation, Premature Atrial Complex, Atrioventricular Reentrant Tachycardia
Interventions
Cardiac ablation procedure
Device
Lead sponsor
Vektor Medical
Industry
Eligibility
22 Years to 100 Years
Enrollment
225 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
4
States / cities
Charleston, California • La Jolla, California • San Diego, California + 1 more
Source: ClinicalTrials.gov public record
Updated Apr 8, 2021 · Synced Oct 18, 2026, 6:52 PM EDT
Completed Not applicable Interventional Results available

Transseptal Needle Versus Radiofrequency Energy for Left Atrial Access

NCT01209260
View directory record Official record
Conditions
Heart Diseases
Interventions
Radiofrequency energy needle, Mechanical Needle
Device
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Feb 28, 2014 · Synced Oct 18, 2026, 6:52 PM EDT