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Showing 1–24 of 1,038 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: AF - Atrial Fibrillation Clear all
Withdrawn Phase 4 Interventional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 16, 2014 · Synced Sep 4, 2026, 1:48 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Ivabradine for Rate Control in Permanent Atrial Fibrillation

NCT03987204
View directory record Official record
Conditions
Atrial Fibrillation, Atrial Fibrillation, Persistent
Interventions
Ivabradine
Drug
Lead sponsor
Yale University
Other
Eligibility
21 Years to 90 Years
Enrollment
4 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jul 1, 2021 · Synced Sep 4, 2026, 1:48 PM EDT
Terminated Not applicable Interventional Results available

Atrial Pressure Electrophysiology Pilot Study

NCT01845974
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
ThermoCool® SF NAV Catheter, ThermoCool® catheter
Device
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
Park Ridge, Illinois
Source: ClinicalTrials.gov public record
Updated Oct 2, 2024 · Synced Sep 4, 2026, 1:48 PM EDT
Completed No phase listed Observational

Redo AF Sub Study (of the Pure EP 2.0 Main Study)

NCT04964440
View directory record Official record
Conditions
Atrial Fibrillation Recurrent
Interventions
Pure-EP
Device
Lead sponsor
BioSig Technologies, Inc.
Industry
Eligibility
18 Years and older
Enrollment
20 participants
Timeline
2021 – 2022
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Feb 10, 2022 · Synced Sep 4, 2026, 1:48 PM EDT
Terminated No phase listed Observational

His Bundle Recording From Subclavian Vein

NCT04115735
View directory record Official record
Conditions
Atrial Fibrillation, Congestive Heart Failure
Interventions
Not listed
Lead sponsor
TriHealth Inc.
Other
Eligibility
18 Years to 105 Years
Enrollment
1 participant
Timeline
2019 – 2020
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Aug 7, 2023 · Synced Sep 4, 2026, 1:48 PM EDT
Withdrawn Phase 2 Interventional

Apixaban in Patients Who Undergo CIED Procedure- Randomized Pilot Study

NCT02450682
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Apixaban, Warfarin
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 90 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jan 17, 2016 · Synced Sep 4, 2026, 1:48 PM EDT
Terminated Not applicable Interventional

Arterial Stiffness and Atrial Fibrillation

NCT04160663
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Carotid Ultrasound
Diagnostic Test
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 95 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jan 16, 2023 · Synced Sep 4, 2026, 1:48 PM EDT
Completed Phase 4 Interventional Results available

Study of Continuous Cardiac Monitoring to Assess Atrial Fibrillation After Cryptogenic Stroke

NCT00924638
View directory record Official record
Conditions
Cryptogenic Symptomatic Transient Ischemic Attack, Cryptogenic Ischemic Stroke
Interventions
Reveal® XT Insertable Cardiac Monitor
Device
Lead sponsor
Medtronic Cardiac Rhythm and Heart Failure
Industry
Eligibility
40 Years and older
Enrollment
447 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
19
States / cities
Mountain View, California • Denver, Colorado • Chicago, Illinois + 15 more
Source: ClinicalTrials.gov public record
Updated Jul 27, 2014 · Synced Sep 4, 2026, 1:48 PM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

SmartWatch ECG Evaluation Trial I

NCT05942274
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
We propose to validate these smartwatch ECG functions to support FDA submissions
Diagnostic Test
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years to 90 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated May 21, 2024 · Synced Sep 4, 2026, 1:48 PM EDT
Completed No phase listed Observational Results available

NAVISTAR® THERMOCOOL® SF Catheter: Observational Study

NCT01585961
View directory record Official record
Conditions
Atrial Fibrillation, Paroxysmal Arrhythmia
Interventions
Catheter Ablation (NAVISTAR® THERMOCOOL® SF Catheter)
Device
Lead sponsor
Biosense Webster, Inc.
Industry
Eligibility
18 Years and older
Enrollment
511 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
45
States / cities
Huntsville, Alabama • Anchorage, Alaska • Phoenix, Arizona + 40 more
Source: ClinicalTrials.gov public record
Updated Jan 25, 2015 · Synced Sep 4, 2026, 1:48 PM EDT
Recruiting Not applicable Interventional

PREACTIVE: Preconditioning Exercise Intervention to Improve Symptoms and Quality of Life in Comorbid Atrial Fibrillation and HFpEF

NCT07324772
View directory record Official record
Conditions
Atrial Fibrillation (AF), Atrial Fibrillation (Paroxysmal), Persistent Atrial Fibrillation, Heart Failure With Preserved Ejection Fraction (HFPEF)
Interventions
progressive resistance training, combined aerobic + resistance training
Behavioral
Lead sponsor
Northwestern University
Other
Eligibility
60 Years to 99 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Aug 23, 2026 · Synced Sep 4, 2026, 1:48 PM EDT
Completed Phase 2 Interventional Results available

Genetically Targeted Therapy for the Prevention of Symptomatic Atrial Fibrillation in Patients With Heart Failure

NCT01970501
View directory record Official record
Conditions
Current or Recent History of Atrial Fibrillation
Interventions
bucindolol hydrochloride, metoprolol succinate, Placebo oral capsule
Drug · Other
Lead sponsor
ARCA Biopharma, Inc.
Industry
Eligibility
18 Years to 85 Years
Enrollment
267 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
48
States / cities
Anchorage, Alaska • Phoenix, Arizona • East Palo Alto, California + 43 more
Source: ClinicalTrials.gov public record
Updated Sep 25, 2022 · Synced Sep 4, 2026, 1:48 PM EDT
Completed Phase 4 Interventional Results available

Rhythm Evaluation for AntiCoagulaTion With COntinuous Monitoring

NCT01706146
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Non-coumadin Oral Anticoagulant
Drug
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older
Enrollment
59 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
2
States / cities
Chicago, Illinois • Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 22, 2016 · Synced Sep 4, 2026, 1:48 PM EDT
Completed Phase 2 Interventional Results available

AtriCure Exclusion of the LAA in Patients Undergoing Concomitant Cardiac Surgery

NCT00779857
View directory record Official record
Conditions
Left Atrial Appendage Exclusion
Interventions
AtriCure LAA Exclusion System
Device
Lead sponsor
AtriCure, Inc.
Industry
Eligibility
18 Years and older
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
7
States / cities
Macon, Georgia • Indianapolis, Indiana • Grand Rapids, Michigan + 4 more
Source: ClinicalTrials.gov public record
Updated Jun 3, 2013 · Synced Sep 4, 2026, 1:48 PM EDT
Active, not recruiting Not applicable Interventional

Non-Invasive Median Nerve Stimulation to Attenuate Atrial Tachyarrhythmias After Catheter Ablation for Atrial Fibrillation

NCT06748157
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
CardiaCare RR2, Sham Device
Device
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years and older
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 20, 2026 · Synced Sep 4, 2026, 1:48 PM EDT
Terminated Not applicable Interventional

Transcutaneous Autonomic Modulation in Thoracic Surgery

NCT02783157
View directory record Official record
Conditions
Atrial Fibrillation, Postoperative, Postoperative Complications, Inflammation
Interventions
Transcutaneous Low-Level Vagal Nerve Stimulation (LLVNS), Sham LLVNS
Device
Lead sponsor
Duke University
Other
Eligibility
40 Years to 90 Years
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Apr 5, 2020 · Synced Sep 4, 2026, 1:48 PM EDT
Terminated Not applicable Interventional Results available

The Substrate and Intervention Mechanisms for Persistent Atrial Fibrillation Trial

NCT02918396
View directory record Official record
Conditions
Persistent Atrial Fibrillation
Interventions
Scar-Based Radio-frequency Ablation, Rotor Anchors Radio-frequency Ablation, Conventional PVI by Radio-frequency Ablation
Device
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 3, 2018 · Synced Sep 4, 2026, 1:48 PM EDT
Completed Phase 3 Interventional

Ablation of Perimitral Flutter Following Catheter Ablation of Atrial Fibrillation: Impact on Outcomes

NCT01173796
View directory record Official record
Conditions
Atrial Fibrillation, Perimitral Flutter
Interventions
catheter ablation
Procedure
Lead sponsor
Texas Cardiac Arrhythmia Research Foundation
Other
Eligibility
18 Years to 75 Years
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Jul 10, 2012 · Synced Sep 4, 2026, 1:48 PM EDT
Completed Phase 3 Interventional

Intravenous Tedisamil in the Rapid Conversion of Atrial Fibrillation or Flutter to Normal Sinus Rhythm in Female Subjects

NCT00126022
View directory record Official record
Conditions
Atrial Fibrillation, Atrial Flutter
Interventions
Tedisamil sesquifumarate
Drug
Lead sponsor
Solvay Pharmaceuticals
Industry
Eligibility
18 Years and older · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2006
U.S. locations
1
States / cities
Tullahoma, Tennessee
Source: ClinicalTrials.gov public record
Updated Jan 15, 2015 · Synced Sep 4, 2026, 1:48 PM EDT
Completed Not applicable Interventional

The Efficacy of Single Coil Defibrillation Leads for Internal Cardioversion of Atrial Fibrillation

NCT03164395
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Internal Cardioversion, External Cardioversion
Procedure
Lead sponsor
University of Kentucky
Other
Eligibility
18 Years to 99 Years
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Mar 21, 2019 · Synced Sep 4, 2026, 1:48 PM EDT
Completed Phase 2 Interventional

Botulinum Toxin Injection in Epicardial Fat Pads To Treat Atrial Fibrillation After Cardiac Surgery

NCT01842529
View directory record Official record
Conditions
Paroxysmal Atrial Fibrillation, Indications for CABG
Interventions
botulinum toxin injection, 0.9% normal saline injection, Implantable loop recorder
Biological · Device
Lead sponsor
Meshalkin Research Institute of Pathology of Circulation
Network
Eligibility
18 Years to 65 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jan 30, 2014 · Synced Sep 4, 2026, 1:48 PM EDT
Completed Not applicable Interventional Results available

CONVERGE - Epi/Endo Ablation For Treatment of Persistent Atrial Fibrillation(AF)

NCT01984346
View directory record Official record
Conditions
Persistent Atrial Fibrillation
Interventions
AtriCure EPi-Sense-AF Guided Coagulation System with VisiTrax, Endocardial RF Catheter ablation using Open Irrigated-tip RF Abaltion Catheter with unidirectional or bidirectional steering
Device
Lead sponsor
AtriCure, Inc.
Industry
Eligibility
18 Years to 80 Years
Enrollment
170 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2023
U.S. locations
25
States / cities
Birmingham, Alabama • Huntsville, Alabama • Denver, Colorado + 22 more
Source: ClinicalTrials.gov public record
Updated Nov 12, 2023 · Synced Sep 4, 2026, 1:48 PM EDT
Completed Not applicable Interventional

Preemptive Pharmacogenetic-guided Metoprolol Management for PostoperativeAtrial Fibrillation in Cardiac Surgery

NCT03943927
View directory record Official record
Conditions
Post-operative Atrial Fibrillation
Interventions
Guided Metoprolol Management
Other
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years and older
Enrollment
107 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Mar 9, 2023 · Synced Sep 4, 2026, 1:48 PM EDT
Completed No phase listed Observational

THE GIRAFFE Study: Genomic Risk Markers for Atrial Fibrillation Following Extended Cardiac Rhythm Monitoring

NCT01970969
View directory record Official record
Conditions
Patients With Symptoms of Cardiac Arrhythmia at Risk for Atrial Fibrillation
Interventions
Not listed
Lead sponsor
Scripps Translational Science Institute
Other
Eligibility
18 Years and older
Enrollment
928 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Apr 16, 2018 · Synced Sep 4, 2026, 1:48 PM EDT