Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 9, 2026, 4:35 AM EDT

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Showing 97–120 of 225 matching trials from the live ClinicalTrials.gov search.
Conditions
Ventricular Tachycardia, Atrial Fibrillation
Interventions
EP Study
Diagnostic Test
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years and older
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Nashville, Tennessee
Conditions
Atrial Fibrillation
Interventions
VARIPULSE Catheter, FARAWAVE Catheter
Device
Lead sponsor
Biosense Webster, Inc.
Industry
Eligibility
18 Years to 80 Years
Enrollment
566 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
10
States / cities
Jonesboro, Arkansas • Fountain Valley, California • Ventura, California + 7 more
Completed No phase listed Observational

FREEZE Cohort Study

NCT01360008
Conditions
Arrhythmia
Interventions
Not listed
Lead sponsor
Stiftung Institut fuer Herzinfarktforschung
Other
Eligibility
18 Years and older
Enrollment
4,071 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2017
U.S. locations
1
States / cities
Asheville, North Carolina
Recruiting No phase listed Observational

REPRESENT-PF Registry

NCT07535268
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
Conditions
Atrial Fibrillation
Interventions
Pace During 1st Half of Lesion, Pace During 2nd Half of Lesion
Procedure
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years and older
Enrollment
64 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
New York, New York
Conditions
Persistent Atrial Fibrillation
Interventions
Ibutilide, Placebo
Drug
Lead sponsor
Vivek Reddy
Other
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2015
U.S. locations
5
States / cities
Sacramento, California • Boston, Massachusetts • New York, New York + 1 more
Conditions
Atrial Fibrillation, Gastrointestinal Tract, Radiofrequency Catheter Ablation
Interventions
Not listed
Lead sponsor
Intermountain Health Care, Inc.
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Murray, Utah
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
Completed Not applicable Interventional

The OneFreeze Study

NCT02217254
Conditions
Paroxysmal Atrial Fibrillation
Interventions
Atrial fibrillation catheter ablation using the Medtronic Arctic Front Ablation System
Procedure
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2019
U.S. locations
2
States / cities
San Francisco, California • Seattle, Washington
Conditions
Paroxysmal Atrial Fibrillation
Interventions
Boston Scientific Cardiac Cryoablation System
Device
Lead sponsor
Boston Scientific Corporation
Industry
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
11
States / cities
Gilbert, Arizona • Phoenix, Arizona • Tucson, Arizona + 8 more
Conditions
Paroxysmal Atrial Fibrillation
Interventions
Boston Scientific Cardiac Cryoablation System
Device
Lead sponsor
Boston Scientific Corporation
Industry
Eligibility
18 Years and older
Enrollment
458 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
30
States / cities
Phoenix, Arizona • Tucson, Arizona • Jonesboro, Arkansas + 25 more
Completed No phase listed Observational

Novel Cardiac Signal Processing System

NCT04112433
Conditions
Cardiac Arrhythmia
Interventions
PURE EP 2
Device
Lead sponsor
BioSig Technologies, Inc.
Industry
Eligibility
18 Years and older
Enrollment
104 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
3
States / cities
Jacksonville, Florida • Boston, Massachusetts • Austin, Texas
Conditions
Atrial Fibrillation
Interventions
Cryoballoon Pulmonary Vein Isolation - PVI
Procedure
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 70 Years
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Dallas, Texas
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
Completed Not applicable Interventional Results available

Continued Access Protocol

NCT00889681
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
Conditions
Thromboembolism
Interventions
Coumadin
Drug
Lead sponsor
Texas Cardiac Arrhythmia Research Foundation
Other
Eligibility
18 Years to 75 Years
Enrollment
1,584 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
1
States / cities
Austin, Texas
Completed No phase listed Observational

Ten-year Outcomes After AF Ablation

NCT01867099
Conditions
Atrial Fibrillation
Interventions
Not listed
Lead sponsor
Valley Health System
Other
Eligibility
18 Years to 85 Years
Enrollment
445 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2012
U.S. locations
1
States / cities
Ridgewood, New Jersey
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
Conditions
Atrial Fibrillation
Interventions
Radiofrequency ablation
Procedure
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
166 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2011
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Atrial Fibrillation
Interventions
Wide Circumferential Pulmonary Vein Antrum Isolation (PVAI), Pulmonary Vein Antrum Isolation Plus Driver Ablation (PVAI+drivers), Pulmonary Vein Antrum Isolation Plus Box Isolation of Posterior Wall (PVAI+box)
Procedure
Lead sponsor
McGill University Health Centre/Research Institute of the McGill University Health Centre
Other
Eligibility
18 Years and older
Enrollment
617 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Atrial Fibrillation
Interventions
Pulmonary Vein Isolation (Radiofrequency Catheter Ablation)
Procedure
Lead sponsor
University of Pennsylvania
Other
Eligibility
40 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2006
U.S. locations
2
States / cities
Philadelphia, Pennsylvania
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
Conditions
Atrial Fibrillation
Interventions
Mapping and Ablation
Device
Lead sponsor
Medtronic Cardiac Ablation Solutions
Industry
Eligibility
18 Years to 80 Years
Enrollment
477 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
19
States / cities
Birmingham, Alabama • Phoenix, Arizona • Jonesboro, Arkansas + 14 more
Conditions
Atrial Fibrillation, Hypertension
Interventions
catheter ablation, renal sympathetic denervation
Procedure
Lead sponsor
Meshalkin Research Institute of Pathology of Circulation
Network
Eligibility
18 Years to 75 Years
Enrollment
302 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2019
U.S. locations
1
States / cities
Short Hills, New Jersey