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ClinicalTrials.gov public records Last synced Oct 29, 2026, 5:00 PM EDT

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Showing 313–336 of 1,096 matching trials from the live ClinicalTrials.gov search.
Conditions
Paroxysmal Atrial Fibrillation
Interventions
Numeris®-AF Guided Coagulation System with VisiTrax®
Device
Lead sponsor
nContact Surgical Inc.
Industry
Eligibility
18 Years to 80 Years
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
2
States / cities
Memphis, Tennessee • Austin, Texas
Conditions
Atrial Fibrillation
Interventions
Catheter Ablation
Device
Lead sponsor
Heart Rhythm Clinical and Research Solutions, LLC
Other
Eligibility
18 Years and older
Enrollment
392 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
4
States / cities
Birmingham, Alabama • Annapolis, Maryland • Boston, Massachusetts + 1 more
Conditions
Atrial Fibrillation, Heart Failure, Diastolic Heart Failure
Interventions
Catheter ablation, Rate or Rhythm control antiarrhythmic drugs for atrial fibrillation, Insertion of CardioMems Hemodynamic monitor, Empiric heart failure drug therapy
Device · Drug
Lead sponsor
Electrophysiology Research Foundation
Other
Eligibility
18 Years to 75 Years
Enrollment
360 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
7
States / cities
Flagstaff, Arizona • Jonesboro, Arkansas • Littleton, Colorado + 4 more
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
Conditions
Atrial Fibrillation
Interventions
dronedarone (SR33589), amiodarone
Drug
Lead sponsor
Sanofi
Industry
Eligibility
21 Years and older
Enrollment
504 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
1
States / cities
Bridgewater, New Jersey
Conditions
Atrial Fibrillation and Flutter
Interventions
Diltiazem Oral Product, Diltiazem Injectable Product
Drug
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
18 Years and older
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Richmond, Virginia
Conditions
Death, Sudden, Cardiac, Ventricular Fibrillation, Tachycardia, Atrial Fibrillation, Sick Sinus Syndrome
Interventions
Not listed
Lead sponsor
Medtronic Corporate Technologies and New Ventures
Industry
Eligibility
40 Years and older
Enrollment
1,023 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
Little Rock, Arkansas
Conditions
Atrial Fibrillation
Interventions
Intravenous caffeine, Masked Placebo
Other
Lead sponsor
Kansas City Heart Rhythm Research Foundation
Other
Eligibility
21 Years to 90 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
9
States / cities
Loma Linda, California • Overland Park, Kansas • Independence, Missouri + 2 more
Active, not recruiting No phase listed Observational

SPHERE Per-AF Post-Approval Study

NCT06858306
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
Conditions
Postoperative Atrial Fibrillation, Genomics
Interventions
Not listed
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years and older
Enrollment
336 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2011
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Conditions
Atrial Fibrillation
Interventions
Minimally Invasive Maze Procedure
Procedure
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
18 Years and older
Enrollment
106 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2012
U.S. locations
1
States / cities
Richmond, Virginia
Conditions
Atrial Fibrillation, Persistent, Atrial Fibrillation, Arrhythmias, Cardiac, Heart Diseases
Interventions
Electrographic Flow™ (EGF) mapping and ablation
Device
Lead sponsor
Ablacon, Inc.
Industry
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
3
States / cities
Athens, Georgia • Atlanta, Georgia • New York, New York
Conditions
Tachycardia, Ventricular, Heart Failure, Congestive, Ventricular Fibrillation, Ventricular Dysfunction, Bradycardia
Interventions
Not listed
Lead sponsor
Medtronic Cardiac Rhythm and Heart Failure
Industry
Eligibility
18 Years and older
Enrollment
3,032 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2010
U.S. locations
113
States / cities
Tucson, Arizona • Little Rock, Arkansas • Fresno, California + 107 more
Conditions
Atrial Fibrillation, Atrial Flutter
Interventions
Propofol, Methohexital
Drug
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Enrollment
73 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Conditions
Atrial Fibrillation
Interventions
AF at Home
Other
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years and older
Enrollment
93 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
3
States / cities
Chapel Hill, North Carolina • Durham, North Carolina • Winston-Salem, North Carolina
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
Conditions
Atrial Fibrillation
Interventions
Pulsed Field Ablation
Device
Lead sponsor
Heart Rhythm Clinical and Research Solutions, LLC
Other
Eligibility
18 Years and older
Enrollment
10,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
36
States / cities
Birmingham, Alabama • Jonesboro, Arkansas • Los Angeles, California + 32 more
Conditions
Atrial Fibrillation Paroxysmal, Panic, Panic Disorder, Panic Attacks
Interventions
Cardiac Monitor
Device
Lead sponsor
State University of New York at Buffalo
Other
Eligibility
21 Years to 75 Years
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
1
States / cities
Buffalo, New York
Conditions
Atrial Fibrillation, Arrhythmias, Cardiac
Interventions
Not listed
Lead sponsor
University of California, San Diego
Other
Eligibility
21 Years and older
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
2
States / cities
San Diego, California
Conditions
Atrial Arrhythmia, Quality of Life
Interventions
Catheter ablation
Procedure
Lead sponsor
Texas Cardiac Arrhythmia Research Foundation
Other
Eligibility
18 Years to 75 Years
Enrollment
86 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2016
U.S. locations
1
States / cities
Austin, Texas
Completed No phase listed Observational Accepts healthy volunteers

Replication of the ARISTOTLE Anticoagulant Trial in Healthcare Claims Data

NCT04593030
Conditions
Atrial Fibrillation
Interventions
Warfarin, Apixaban
Drug
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years and older
Enrollment
220,518 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Death, Sudden, Cardiac, Ventricular Fibrillation, Tachycardia, Ventricular
Interventions
Defibrillation of pulseless VT/VF by AECD
Device
Lead sponsor
Foundation for Atlanta Veterans Education and Research, Inc.
Other
Eligibility
18 Years and older
Enrollment
192 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
1
States / cities
Decatur, Georgia
Conditions
Atrial Fibrillation
Interventions
Radiofrequency catheter ablation, Amiodarone and cardioversion
Procedure · Drug
Lead sponsor
University of Michigan
Other
Eligibility
18 Years to 70 Years
Enrollment
140 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2005
U.S. locations
1
States / cities
Ann Arbor, Michigan
Conditions
Atrial Fibrillation
Interventions
Cardiac CryoCor Cryoablation System, Medical management
Device · Drug
Lead sponsor
Boston Scientific Corporation
Industry
Eligibility
18 Years to 75 Years
Enrollment
174 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2009
U.S. locations
24
States / cities
Sacramento, California • San Diego, California • San Francisco, California + 21 more