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ClinicalTrials.gov public records Last synced Oct 17, 2026, 9:40 PM EDT

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Showing 25–48 of 190 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: AF Ablation Clear all
Completed Not applicable Interventional

Cardiac Rehab Post-atrial Fib Ablation

NCT05450731
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
12-week supervised exercise based cardiac rehabilitation program
Other
Lead sponsor
MultiCare Health System Research Institute
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Tacoma, Washington
Source: ClinicalTrials.gov public record
Updated Feb 20, 2024 · Synced Oct 17, 2026, 9:40 PM EDT
Withdrawn No phase listed Observational

Catheter Ablation for Atrial Fibrillation and Heart Failure

NCT01082601
View directory record Official record
Conditions
Congestive Heart Failure, Atrial Fibrillation, Arrhythmia
Interventions
Pulmonary Vein Isolation (PVI)
Procedure
Lead sponsor
St. Luke's-Roosevelt Hospital Center
Other
Eligibility
18 Years to 80 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
2
States / cities
Ridgewood, New Jersey • New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 17, 2012 · Synced Oct 17, 2026, 9:40 PM EDT
Completed Not applicable Interventional Results available

Pulsed Field Ablation to Irreversibly Electroporate Tissue and Treat AF

NCT04198701
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Medtronic PulseSelect Pulsed Field Ablation (PFA) System
Device
Lead sponsor
Medtronic Cardiac Ablation Solutions
Industry
Eligibility
18 Years to 80 Years
Enrollment
421 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
27
States / cities
Birmingham, Alabama • Loveland, Colorado • Washington D.C., District of Columbia + 24 more
Source: ClinicalTrials.gov public record
Updated Feb 13, 2025 · Synced Oct 17, 2026, 9:40 PM EDT
Terminated Not applicable Interventional

Prophylactic Pulmonary Vein Isolation Study

NCT00587899
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Pulmonary Vein Isolation
Procedure
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Apr 14, 2011 · Synced Oct 17, 2026, 9:40 PM EDT
Completed No phase listed Observational

A Novel Healthcare Information Technology Tool to Improve Care in Patients With Atrial Fibrillation

NCT02623517
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Not listed
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2021
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Aug 5, 2022 · Synced Oct 17, 2026, 9:40 PM EDT
Active, not recruiting Not applicable Interventional

Pulsed Field Ablation (PFA) vs Anti-Arrhythmic Drug (AAD) Therapy as a First Line Treatment for Persistent Atrial Fibrillation

NCT06096337
View directory record Official record
Conditions
Persistent Atrial Fibrillation
Interventions
FARAPULSE™ Pulsed Field Ablation (PFA) System, Anti-Arrhythmic Drug (AAD): Flecainide, Sotalol, Propafenone, Dofetilide, and Dronedarone
Device · Drug
Lead sponsor
Boston Scientific Corporation
Industry
Eligibility
18 Years and older
Enrollment
484 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
42
States / cities
Birmingham, Alabama • Phoenix, Arizona • Jonesboro, Arkansas + 38 more
Source: ClinicalTrials.gov public record
Updated Aug 28, 2026 · Synced Oct 17, 2026, 9:40 PM EDT
Recruiting Not applicable Interventional

Conquer-AF Protocol for Redo Ablation Procedures in Recurrent Paroxysmal and Persistent Atrial Fibrillation Using the Sphere-9 Catheter and Affera Ablation System (Conquer-AF)

NCT07298473
View directory record Official record
Conditions
Atrial Fibrillation (AF), Persistent Atrial Fibrillation, Paroxysmal Atrial Fibrillation (PAF)
Interventions
Sphere-9 Catheter Ablation
Device
Lead sponsor
Medtronic Cardiac Ablation Solutions
Industry
Eligibility
18 Years and older
Enrollment
400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
22
States / cities
Birmingham, Alabama • La Jolla, California • Los Angeles, California + 19 more
Source: ClinicalTrials.gov public record
Updated Jul 31, 2026 · Synced Oct 17, 2026, 9:40 PM EDT
Completed Early Phase 1 Interventional Results available

Oxytocin Effects on Cardiac Electrophysiology

NCT01780337
View directory record Official record
Conditions
Cardiac Arrhythmia
Interventions
Oxytocin, Saline
Drug · Other
Lead sponsor
William Whang
Other
Eligibility
18 Years to 85 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 21, 2016 · Synced Oct 17, 2026, 9:40 PM EDT
Not listed Not applicable Interventional

Comparison of Two Pulmonary Vein Ablation Techniques for Persistent AF

NCT03295422
View directory record Official record
Conditions
Chronic Atrial Fibrillation, Persistent Atrial Fibrillation
Interventions
RF ablation PVI alone, RF ablation PVI plus LPAW
Procedure
Lead sponsor
Sequoia Hospital
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
1
States / cities
Redwood City, California
Source: ClinicalTrials.gov public record
Updated Nov 19, 2020 · Synced Oct 17, 2026, 9:40 PM EDT
Terminated Not applicable Interventional Results available

Investigational Device Exemption (IDE) Study for the Approval of Closed Loop Stimulation (CLS) and Cardiac Resyncronization Pacing Therapies (CRT) for the Treatment of Atrial Fibrillation (AF) With Ablate and Pace

NCT00356057
View directory record Official record
Conditions
Atrial Fibrillation, Congestive Heart Failure
Interventions
Protos DR/CLS and Stratos LV CRT pacemakers
Device
Lead sponsor
Biotronik, Inc.
Industry
Eligibility
18 Years and older
Enrollment
153 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2008
U.S. locations
10
States / cities
Birmingham, Alabama • Lake Charles, Louisiana • Boston, Massachusetts + 7 more
Source: ClinicalTrials.gov public record
Updated Feb 27, 2018 · Synced Oct 17, 2026, 9:40 PM EDT
Completed Not applicable Interventional Results available

Continued Access Protocol

NCT00889681
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Arctic Front Cardiac Cryoablation System
Device
Lead sponsor
Medtronic Cardiac Rhythm and Heart Failure
Industry
Eligibility
18 Years to 75 Years
Enrollment
81 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
10
States / cities
Phoenix, Arizona • Los Angeles, California • Stanford, California + 7 more
Source: ClinicalTrials.gov public record
Updated Sep 19, 2018 · Synced Oct 17, 2026, 9:40 PM EDT
Active, not recruiting Not applicable Interventional

RESOLVE-AF: Clinical Evaluation of the Ablacath™ Mapping Catheter and Ablamap® System Utilizing Electrographic Flow (EGF) Mapping to Resolve Extra-PV Sources of Atrial Fibrillation and Guide Ablation Therapy.

NCT05883631
View directory record Official record
Conditions
Atrial Fibrillation, Atrial Fibrillation, Persistent, Atrial Fibrillation Paroxysmal, Arrhythmia, Arrhythmias, Cardiac, Atrial Flutter, Atrial Fibrillation, Paroxysmal or Persistent, Atrial Arrhythmia, Atrial Tachycardia
Interventions
Electrographic Flow (EGF) mapping and ablation of EGF-identified sources of Atrial Fibrillation, Electrographic Flow (EGF) mapping (no ablation)
Device
Lead sponsor
Cortex
Industry
Eligibility
18 Years to 80 Years
Enrollment
400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
15
States / cities
Birmingham, Alabama • Phoenix, Arizona • Redwood City, California + 11 more
Source: ClinicalTrials.gov public record
Updated Apr 13, 2025 · Synced Oct 17, 2026, 9:40 PM EDT
Recruiting No phase listed Observational

The CoAGulation Biomarkers and Atrial Fibrillation (COAG-AF) Pilot Study

NCT04947657
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Not listed
Lead sponsor
Tulane University
Other
Eligibility
18 Years to 120 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
3
States / cities
New Orleans, Louisiana
Source: ClinicalTrials.gov public record
Updated Mar 5, 2026 · Synced Oct 17, 2026, 9:40 PM EDT
Completed Not applicable Interventional

Comparing Pulmonary Vein Isolation to Pulmonary Vein Isolation + OPTIMA Ablation in Patients Undergoing Ablation for Atrial Fibrillation

NCT04101539
View directory record Official record
Conditions
Atrial Fibrillation Chronic
Interventions
OPTIMA-guided catheter ablation, Standard PVI
Device
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
67 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 9, 2025 · Synced Oct 17, 2026, 9:40 PM EDT
Completed Not applicable Interventional Results available

Esophageal Temperature Management During Cryo AF Ablation (EnsoETM)

NCT04079634
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Esophageal warming, Control
Device
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated May 16, 2023 · Synced Oct 17, 2026, 9:40 PM EDT
Recruiting No phase listed Observational

Tracking Results of Ablations to Combat AF Registry Generation 2

NCT05111015
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Open Concomitant Surgical Ablation Procedures, Hybrid (Convergent) Ablation Procedures, AtriCure Hybrid Totally Thoracoscopic Ablation Procedures, AtriCure LAA Exclusion Procedures
Device
Lead sponsor
AtriCure, Inc.
Industry
Eligibility
18 Years and older
Enrollment
10,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2040
U.S. locations
26
States / cities
Huntsville, Alabama • Jonesboro, Arkansas • Little Rock, Arkansas + 23 more
Source: ClinicalTrials.gov public record
Updated Jun 29, 2026 · Synced Oct 17, 2026, 9:40 PM EDT
Completed Phase 3 Interventional

Effect of Catheter Ablation on Clinical Course of Migraine in AF Patients With or Without Previous History of Migraine

NCT01391091
View directory record Official record
Conditions
Migraine, Atrial Fibrillation
Interventions
Radiofrequency catheter ablation
Procedure
Lead sponsor
Texas Cardiac Arrhythmia Research Foundation
Other
Eligibility
18 Years to 75 Years
Enrollment
173 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Oct 18, 2016 · Synced Oct 17, 2026, 9:40 PM EDT
Completed No phase listed Observational Results available

Single Center Pilot Study Using the ECGenius System to Collect Electrogram Data to Test an Ablation Impact Algorithm

NCT05458648
View directory record Official record
Conditions
Persistent Atrial Fibrillation, Cardiac Arrhythmia
Interventions
Cardiac Ablation for the treatment of persistent Atrial Fibrillation
Procedure
Lead sponsor
CathVision ApS
Industry
Eligibility
21 Years to 85 Years
Enrollment
37 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 16, 2025 · Synced Oct 17, 2026, 9:40 PM EDT
Completed Phase 4 Interventional

Ablation vs Amiodarone for Treatment of AFib in Patients With CHF and an ICD

NCT00729911
View directory record Official record
Conditions
Heart Failure
Interventions
Atrial Fibrillation ablation, Amiodarone
Procedure · Drug
Lead sponsor
Texas Cardiac Arrhythmia Research Foundation
Other
Eligibility
18 Years and older
Enrollment
203 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2015
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Apr 10, 2019 · Synced Oct 17, 2026, 9:40 PM EDT
Active, not recruiting No phase listed Observational

SPHERE Per-AF Post-Approval Study

NCT06858306
View directory record Official record
Conditions
Persistent Atrial Fibrillation
Interventions
Sphere-9™ Catheter and Affera™ Ablation System
Device
Lead sponsor
Medtronic Cardiac Ablation Solutions
Industry
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2030
U.S. locations
14
States / cities
Birmingham, Alabama • Sarasota, Florida • Atlanta, Georgia + 11 more
Source: ClinicalTrials.gov public record
Updated Jun 18, 2026 · Synced Oct 17, 2026, 9:40 PM EDT
Active, not recruiting No phase listed Observational

Acute Cognitive Changes During Atrial Fibrillation Episodes (AFCOG)

NCT04033510
View directory record Official record
Conditions
Atrial Fibrillation, Cognitive Symptom, Executive Dysfunction, Cognitive Change, Cognitive Impairment, Cognitive Impairment, Mild
Interventions
Standard of Care Interventions to convert patient from atrial fibrillation to normal rhythm
Other
Lead sponsor
David Brunk, PA-C, MMS
Other
Eligibility
35 Years to 80 Years
Enrollment
600 participants
Timeline
2019 – 2027
U.S. locations
1
States / cities
Colorado Springs, Colorado
Source: ClinicalTrials.gov public record
Updated Oct 14, 2025 · Synced Oct 17, 2026, 9:40 PM EDT
Completed No phase listed Observational

Determining the Association of Chromosomal Variants With Non-PV Triggers and Ablation-outcome in AF (DECAF)

NCT01751607
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Not listed
Lead sponsor
Texas Cardiac Arrhythmia Research Foundation
Other
Eligibility
18 Years to 85 Years
Enrollment
400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
2
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Sep 5, 2014 · Synced Oct 17, 2026, 9:40 PM EDT
Completed No phase listed Observational

RHYTHMIA vs CARTO in Redo Ablation Procedures for Atrial Fibrillation

NCT04835844
View directory record Official record
Conditions
Paroxysmal Atrial Fibrillation
Interventions
CARTO, RHYTHMIA
Device
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years to 90 Years
Enrollment
49 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Mar 31, 2026 · Synced Oct 17, 2026, 9:40 PM EDT
Completed Not applicable Interventional Results available

Dual Epicardial Endocardial Persistent Atrial Fibrillation(AF) Study (Staged DEEP)

NCT01661205
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Ablation procedure staged catheter ablation
Device
Lead sponsor
AtriCure, Inc.
Industry
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
4
States / cities
Stanford, California • Colorado Springs, Colorado • Nashville, Tennessee + 1 more
Source: ClinicalTrials.gov public record
Updated May 17, 2017 · Synced Oct 17, 2026, 9:40 PM EDT