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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: AF - Atrial Fibrillation Clear all
Recruiting No phase listed Observational

The Long-term Safety and Effectiveness Evaluation of the QDOT MICRO System Use in Conjunction With VISITAG SURPOINT Module for the Treatment of Symptomatic Drug Refractory Paroxysmal Atrial Fibrillation.

NCT06324201
View directory record Official record
Conditions
Paroxysmal Atrial Fibrillation
Interventions
Ablation Procedure
Device
Lead sponsor
Heart Rhythm Clinical and Research Solutions, LLC
Other
Eligibility
18 Years and older
Enrollment
250 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
21
States / cities
Birmingham, Alabama • Mobile, Alabama • Ventura, California + 17 more
Source: ClinicalTrials.gov public record
Updated Oct 30, 2025 · Synced Jun 11, 2026, 4:09 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Evaluation of the Accuracy and Precision of the INRatio® Prothrombin Time (PT) Monitoring System With New INRatio Test Strip Designed for Low Sample Volume and Heparin Insensitivity

NCT01037270
View directory record Official record
Conditions
Pulmonary Embolism, Atrial Fibrillation, Deep Vein Thrombosis
Interventions
Not listed
Lead sponsor
Abbott RDx Cardiometabolic
Other
Eligibility
18 Years and older
Enrollment
271 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
4
States / cities
Loma Linda, California • Sacramento, California • San Diego, California + 1 more
Source: ClinicalTrials.gov public record
Updated Feb 10, 2013 · Synced Jun 11, 2026, 4:09 AM EDT
Completed Not applicable Interventional Results available

Suture Closure AFtEr VEIN Access for Cardiac Procedures (SAFE-VEIN) Trial

NCT04632641
View directory record Official record
Conditions
Atrial Fibrillation, Atrial Flutter, Heart Block, Pulmonary Embolism and Thrombosis, Mitral Valve Repair, Sinus Node Dysfunction, Bradycardia, Brady-tachy Syndrome
Interventions
Perclose ProGlide Suture-Mediated Closure System (SMC) - LARGE-BORE PROCEDURES, Figure 8 Suture - LARGE-BORE PROCEDURES
Device · Other
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Enrollment
107 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Oct 2, 2024 · Synced Jun 11, 2026, 4:09 AM EDT
Completed Not applicable Interventional Results available

Clinical Evaluation of the Blazer Open-Irrigated Ablation Catheter for the Treatment of Paroxysmal Atrial Fibrillation

NCT01687166
View directory record Official record
Conditions
Paroxysmal Atrial Fibrillation (PAF)
Interventions
Blazer Open-Irrigated Ablation Catheter (Boston Scientific), FDA Approved Open-Irrigated Ablation Catheter
Device
Lead sponsor
Boston Scientific Corporation
Industry
Eligibility
18 Years and older
Enrollment
398 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
27
States / cities
Birmingham, Alabama • Huntsville, Alabama • Redwood City, California + 23 more
Source: ClinicalTrials.gov public record
Updated Nov 20, 2018 · Synced Jun 11, 2026, 4:09 AM EDT
Not listed 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 – 2024
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Mar 5, 2024 · Synced Jun 11, 2026, 4:09 AM EDT
Recruiting Phase 3 Interventional

Anticoagulation in ICH Survivors for Stroke Prevention and Recovery

NCT03907046
View directory record Official record
Conditions
Intracerebral Hemorrhage, Atrial Fibrillation
Interventions
Apixaban, Aspirin
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years and older
Enrollment
700 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2027
U.S. locations
186
States / cities
Birmingham, Alabama • Mobile, Alabama • Chandler, Arizona + 141 more
Source: ClinicalTrials.gov public record
Updated May 7, 2026 · Synced Jun 11, 2026, 4:09 AM EDT
Completed Not applicable Interventional

Transatrial Pericardial Separation to Enhance Safety of Subxiphoid Pericardial Access for Left Atrial Appendage Ligation

NCT06584370
View directory record Official record
Conditions
Atrial Fibrillation, Left Atrial Appendage Ligation, Pericardium, Epicardial Mapping, Heart Atria, Cardiac Surgical Procedures, Cardiac Catheterization, Pneumopericardium, Left Atrial Appendage Occlusion
Interventions
Pericardial insufflation with carbon dioxide through a transatrial microcatheter
Procedure
Lead sponsor
Henry Ford Health System
Other
Eligibility
21 Years and older
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Sep 3, 2024 · Synced Jun 11, 2026, 4:09 AM EDT
Recruiting Not applicable Interventional

Digitally Rendered Interventions And Knowledge To Limit Ethanol-Associated Atrial Fibrillation Severity

NCT06995391
View directory record Official record
Conditions
Atrial Fibrillation (AF)
Interventions
Contemporary Guideline-Adherence, Alcohol Abstinence
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
21 Years and older
Enrollment
1,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2030
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jul 30, 2025 · Synced Jun 11, 2026, 4:09 AM EDT
Recruiting No phase listed Observational

REPRESENT-PF Registry

NCT07535268
View directory record Official record
Conditions
Persistent Atrial Fibrillation, Paroxysmal Atrial Fibrillation
Interventions
FARAWAVE Pulsed Field Ablation Catheter
Device
Lead sponsor
Vivek Reddy
Other
Eligibility
18 Years and older
Enrollment
275 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
2
States / cities
New York, New York • Winchester, Virginia
Source: ClinicalTrials.gov public record
Updated Apr 16, 2026 · Synced Jun 11, 2026, 4:09 AM EDT
Recruiting Not applicable Interventional

Artificial Intelligence Mapping and Ablation of Non-Pulmonary Vein Electrical Drivers of AF Study

NCT06935591
View directory record Official record
Conditions
Atrial Fibrillation (AF)
Interventions
Pulmonary Vein Isolation, vMap® + Pulmonary Vein Isolation
Procedure · Device
Lead sponsor
Vektor Medical
Industry
Eligibility
22 Years and older
Enrollment
423 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
12
States / cities
Jonesboro, Arkansas • Clearwater, Florida • Jacksonville, Florida + 9 more
Source: ClinicalTrials.gov public record
Updated Mar 15, 2026 · Synced Jun 11, 2026, 4:09 AM EDT
Withdrawn No phase listed Observational

Dabigatran Versus Warfarin Anticoagulation Before and After Catheter Ablation for the Treatment of Atrial Fibrillation

NCT01607359
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Not listed
Lead sponsor
Corewell Health East
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
1
States / cities
Royal Oak, Michigan
Source: ClinicalTrials.gov public record
Updated May 10, 2023 · Synced Jun 11, 2026, 4:09 AM EDT
Completed Phase 4 Interventional Results available

Diltiazem in the Treatment of Atrial Fibrillation or Atrial Flutter With Rapid Ventricular Rate

NCT05661942
View directory record Official record
Conditions
Atrial Fibrillation With Rapid Ventricular Response, Hypotension Drug-Induced
Interventions
Calcium pre-treatment, Placebo
Drug · Other
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Enrollment
92 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Oak Lawn, Illinois
Source: ClinicalTrials.gov public record
Updated Nov 9, 2025 · Synced Jun 11, 2026, 4:09 AM EDT
Completed Not applicable Interventional Results available

TactiFlex Paroxysmal Atrial Fibrillation IDE Trial

NCT04356040
View directory record Official record
Conditions
Paroxysmal Atrial Fibrillation
Interventions
TactiFlex SE, TactiFlex SE - High Standard Power
Device
Lead sponsor
Abbott Medical Devices
Industry
Eligibility
18 Years to 99 Years
Enrollment
355 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
30
States / cities
Birmingham, Alabama • Jonesboro, Arkansas • Little Rock, Arkansas + 26 more
Source: ClinicalTrials.gov public record
Updated Oct 30, 2023 · Synced Jun 11, 2026, 4:09 AM EDT
Withdrawn Not applicable Interventional

Antiorbital Calcium in Chronic Conditions

NCT05302713
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Ionic Calcium, Calcium Carbonate
Dietary Supplement
Lead sponsor
National University of Natural Medicine
Other
Eligibility
55 Years to 75 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Aug 6, 2024 · Synced Jun 11, 2026, 4:09 AM EDT
Completed No phase listed Observational

Extended ECG Monitoring in HCM Patients

NCT04056715
View directory record Official record
Conditions
Hypertrophic Cardiomyopathy, Nonsustained Ventricular Tachycardia, Ventricular Tachycardia, Atrial Fibrillation, Arrhythmia
Interventions
Zio XT
Device
Lead sponsor
iRhythm Technologies, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
250 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 28, 2023 · Synced Jun 11, 2026, 4:09 AM EDT
Recruiting Not applicable Interventional

Disrupted Sleep and Concurrent Ectopy or Atrial Fibrillation

NCT07220525
View directory record Official record
Conditions
Obstructive Sleep Apnea, Premature Ventricular Contraction (PVC), Atrial Fibrillation (AF), Premature Atrial Contraction
Interventions
HGNS Use Randomized Instructions
Device
Lead sponsor
University of California, San Francisco
Other
Eligibility
21 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jan 22, 2026 · Synced Jun 11, 2026, 4:09 AM EDT
Recruiting Not applicable Interventional

Left Atrial Imaging Prior to Cardioversion: Leveraging Computed Tomography to Rule Out Thrombus in The Emergency Department (LA CLOTTED)

NCT07002450
View directory record Official record
Conditions
Atrial Fibrillation (AF), Atrial Flutter
Interventions
Cardiac computed tomography angiography, Standard of care management
Diagnostic Test · Other
Lead sponsor
Ottawa Heart Institute Research Corporation
Other
Eligibility
18 Years and older
Enrollment
190 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
1
States / cities
Hershey, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 8, 2026 · Synced Jun 11, 2026, 4:09 AM 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 7, 2021 · Synced Jun 11, 2026, 4:09 AM EDT
Completed Not applicable Interventional

Fearon Algorithm in Warfarin Patient Self-Management

NCT03911661
View directory record Official record
Conditions
Atrial Fibrillation, Venous Thromboses, Heart Valve Diseases
Interventions
Fearon warfarin dosing algorithm, Usual care
Other
Lead sponsor
University of Utah
Other
Eligibility
22 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated May 16, 2023 · Synced Jun 11, 2026, 4:09 AM EDT
Completed Not applicable Interventional

Evaluation of a Test Algorithm for Use to Analyze ECG Data Collected From a Test Device of a 24-hour Simulated Use Period

NCT07188129
View directory record Official record
Conditions
Atrial Fibrillation (AF), Tachycardia, Bradycardia, PVC - Premature Ventricular Contraction, Premature Atrial Contraction
Interventions
Test Algorithm and Test Device
Device
Lead sponsor
Zywie, Inc.
Industry
Eligibility
18 Years and older
Enrollment
153 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025
U.S. locations
1
States / cities
Bozeman, Montana
Source: ClinicalTrials.gov public record
Updated Sep 22, 2025 · Synced Jun 11, 2026, 4:09 AM EDT
Completed Not applicable Interventional Results available

IMplementation of an RCT to imProve Treatment With Oral AntiCoagulanTs in Patients With Atrial Fibrillation

NCT03259373
View directory record Official record
Conditions
Atrial Fibrillation, Stroke
Interventions
Early Patient-Level and Provider-Level Educational Intervention, Delayed Provider-Level Educational Intervention
Behavioral
Lead sponsor
Harvard Pilgrim Health Care
Other
Eligibility
30 Years and older
Enrollment
64,666 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
4
States / cities
Louisville, Kentucky • Quincy, Massachusetts • Waltham, Massachusetts + 1 more
Source: ClinicalTrials.gov public record
Updated Apr 8, 2025 · Synced Jun 11, 2026, 4:09 AM EDT
Completed No phase listed Observational

Using Smart Phone Technology in Detecting the Presence of Atrial Fibrillation

NCT02214069
View directory record Official record
Conditions
Atrial Fibrillation, Atrial Flutter
Interventions
Record and transmit heart rhythm
Device
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years to 80 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Dec 12, 2017 · Synced Jun 11, 2026, 4:09 AM EDT
Completed Not applicable Interventional

Low-Level EMF Stimulation for Paroxysmal Atrial Fibrillation

NCT03593486
View directory record Official record
Conditions
Atrial Fibrillation, Catheter Ablation, Autonomic Imbalance
Interventions
Low-level Pulsed EMF, Sham Stimulation
Device
Lead sponsor
University of Oklahoma
Other
Eligibility
21 Years to 85 Years
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Dec 19, 2019 · Synced Jun 11, 2026, 4:09 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Replication of the RELY Anticoagulant Trial in Healthcare Claims Data

NCT04593043
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Warfarin, Dabigatran
Drug
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years and older
Enrollment
78,140 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 26, 2023 · Synced Jun 11, 2026, 4:09 AM EDT