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ClinicalTrials.gov public records Last synced Oct 19, 2026, 10:11 AM EDT

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Showing 1–24 of 103 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Cardioversion Clear all
Active, not recruiting Not applicable Interventional

Repeat Ablation of Persistent Atrial Fibrillation, Including Mitral Isthmus Catheter Ablation, With the FARAPULSE Pulsed Field Ablation System

NCT06735534
View directory record Official record
Conditions
Persistent Atrial Fibrillation
Interventions
FARAPULSE™ Pulsed Field Ablation System
Device
Lead sponsor
Boston Scientific Corporation
Industry
Eligibility
18 Years and older
Enrollment
376 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
33
States / cities
Mobile, Alabama • Jonesboro, Arkansas • Los Angeles, California + 29 more
Source: ClinicalTrials.gov public record
Updated Sep 24, 2026 · Synced Oct 19, 2026, 10:11 AM 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Withdrawn No phase listed Observational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 19, 2026, 10:11 AM EDT
Completed Phase 4 Interventional Results available

POWER (Pulse Width Optimized Waveform Evaluation Trial)

NCT00311181
View directory record Official record
Conditions
Sudden Cardiac Death
Interventions
Implantable Cardioverter Defibrillator (ICD), Cardiac Resynchronization Therapy (CRT-D)
Device
Lead sponsor
Abbott Medical Devices
Industry
Eligibility
18 Years and older
Enrollment
217 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
2
States / cities
Birmingham, Alabama • Santa Monica, California
Source: ClinicalTrials.gov public record
Updated Feb 20, 2019 · Synced Oct 19, 2026, 10:11 AM 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 17, 2023 · Synced Oct 19, 2026, 10:11 AM EDT
Completed Not applicable Interventional Results available

ENABLE MRI (Magnetic Resonance Imaging)

NCT02652481
View directory record Official record
Conditions
Magnetic Resonance Imaging
Interventions
ImageReady MR Conditional Defibrillation System
Device
Lead sponsor
Boston Scientific Corporation
Industry
Eligibility
18 Years and older
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
34
States / cities
Huntsville, Alabama • Jonesboro, Arkansas • Pasadena, California + 31 more
Source: ClinicalTrials.gov public record
Updated Jan 25, 2021 · Synced Oct 19, 2026, 10:11 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Anticoagulation With Rivaroxaban in Cardioversion -The ARC Study

NCT01747746
View directory record Official record
Conditions
Atrial Fibrillation, Stroke, Thrombo-embolism, Bleeding
Interventions
Rivaroxaban, Warfarin and Enoxaparin
Drug
Lead sponsor
Cook County Health
Government
Eligibility
18 Years and older
Enrollment
33 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Feb 3, 2015 · Synced Oct 19, 2026, 10:11 AM EDT
Completed No phase listed Observational

Atrial Electromechanical Interval and Pulse Wave Velocity in the Prediction of Recurrence of Atrial Fibrillation

NCT00818012
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Not listed
Lead sponsor
Creighton University
Other
Eligibility
19 Years and older
Enrollment
129 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2013
U.S. locations
1
States / cities
Omaha, Nebraska
Source: ClinicalTrials.gov public record
Updated Aug 12, 2014 · Synced Oct 19, 2026, 10:11 AM EDT
Completed Not applicable Interventional Results available

Clinical Trial Comparing Devices Used for Cardioversion of Atrial Fibrillation

NCT05992623
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Zoll external defibrillator, Lifepak external defibrillator
Device
Lead sponsor
Inova Health Care Services
Other
Eligibility
18 Years and older
Enrollment
546 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Falls Church, Virginia
Source: ClinicalTrials.gov public record
Updated Sep 22, 2025 · Synced Oct 19, 2026, 10:11 AM EDT
Completed Phase 3 Interventional Results available

Edoxaban vs. Warfarin in Subjects Undergoing Cardioversion of Nonvalvular Atrial Fibrillation (NVAF)

NCT02072434
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Edoxaban, Warfarin, Enoxaparin
Drug
Lead sponsor
Daiichi Sankyo
Industry
Eligibility
18 Years and older
Enrollment
2,199 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
28
States / cities
Phoenix, Arizona • Escondido, California • Newport Beach, California + 25 more
Source: ClinicalTrials.gov public record
Updated Mar 15, 2019 · Synced Oct 19, 2026, 10:11 AM EDT
Terminated No phase listed Observational

Peripheral Venous Analysis (PIVA) for Predicting Volume Responsiveness and Fluid Status

NCT03407287
View directory record Official record
Conditions
Systemic Inflammatory Response Syndrome, Distributive Shock, Hypotension and Shock, Decompensated Congestive Heart Failure, Atrial Fibrillation, High Risk Non-cardiac Surgery
Interventions
Peripheral Intravenous Analysis (PIVA), Standard of care invasive vascular monitoring, Standard noninvasive vascular monitoring
Procedure
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years and older
Enrollment
180 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Apr 12, 2021 · Synced Oct 19, 2026, 10:11 AM EDT
Completed Phase 1Phase 2 Interventional

Intra-Cardiac Echocardiography Guided Cardioversion(ICE-CHIP) Study

NCT00281073
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Intra-Cardiac Echocardiography guided Cardioversion, Intracardiac Echo, ICE
Device
Lead sponsor
EP MedSystems
Industry
Eligibility
18 Years and older
Enrollment
95 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
5
States / cities
Jacksonville, Florida • Chicago, Illinois • Urbana, Illinois + 2 more
Source: ClinicalTrials.gov public record
Updated May 11, 2011 · Synced Oct 19, 2026, 10:11 AM EDT
Completed No phase listed Observational

Myocardial Injury Following Elective Direct Current Cardioversion for Atrial Arrhythmias

NCT04151966
View directory record Official record
Conditions
Cardioversion
Interventions
Blood sample collection
Diagnostic Test
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
104 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jan 5, 2022 · Synced Oct 19, 2026, 10:11 AM EDT
Completed Phase 2 Interventional

Double Blind Placebo COntrolled Dose Ranging studY of the eFficacy and safEty of SSR149744c 300 or 600 mg for the Conversion of Atrial Fibrillation / fluttEr

NCT00232310
View directory record Official record
Conditions
Atrial Fibrillation, Atrial Flutter
Interventions
CELIVARONE (SSR149744C)
Drug
Lead sponsor
Sanofi
Industry
Eligibility
21 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2006
U.S. locations
1
States / cities
Bridgewater, New Jersey
Source: ClinicalTrials.gov public record
Updated May 8, 2012 · Synced Oct 19, 2026, 10:11 AM EDT
Completed Phase 4 Interventional

Assessment of Cardioversion Using Transesophageal Echocardiography II (ACUTE II)

NCT00289042
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Enoxaparin
Drug
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999 – 2004
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Jan 31, 2007 · Synced Oct 19, 2026, 10:11 AM EDT
Completed Phase 4 Interventional Results available

Study Of The Blood Thinner, Apixaban, For Patients Who Have An Abnormal Heart Rhythm (Atrial Fibrillation) And Expected To Have Treatment To Put Them Back Into A Normal Heart Rhythm (Cardioversion)

NCT02100228
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Apixaban, Parenteral heparin and/or oral Vitamin K antagonist
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
1,500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
63
States / cities
Birmingham, Alabama • Avondale, Arizona • Chula Vista, California + 32 more
Source: ClinicalTrials.gov public record
Updated May 23, 2018 · Synced Oct 19, 2026, 10:11 AM EDT
Not yet recruiting Not applicable Interventional

Advancing Clinical Heart Failure Outcomes Leveraging Defibrillation Lead Implant System for Left Bundle Branch Area Pacing

NCT07526896
View directory record Official record
Conditions
Heart Failure, Systolic Bundle Branch Block, Left
Interventions
LBBAP Therapy, LOT-CRT, ICD
Device
Lead sponsor
Medtronic Cardiac Rhythm and Heart Failure
Industry
Eligibility
18 Years and older
Enrollment
110 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Sep 23, 2026 · Synced Oct 19, 2026, 10:11 AM 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 19, 2026, 10:11 AM EDT
Recruiting Not applicable Interventional

Safety and Effectiveness of Left Bundle Branch Area Pacing Versus Conventional Cardiac Resynchronization Therapy in Heart Failure

NCT07069738
View directory record Official record
Conditions
Heart Failure - NYHA II - IV
Interventions
CRT-D with a Quadripolar LV lead, CRT-D with INGEVITY+ pace/sense lead
Device
Lead sponsor
Boston Scientific Corporation
Industry
Eligibility
18 Years and older
Enrollment
850 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
42
States / cities
Huntsville, Alabama • Mobile, Alabama • Phoenix, Arizona + 36 more
Source: ClinicalTrials.gov public record
Updated Oct 5, 2026 · Synced Oct 19, 2026, 10:11 AM EDT
Completed No phase listed Observational

Inflammation as a Predictor in Cardioversion of Atrial Fibrillation

NCT00590525
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Cardioversion
Procedure
Lead sponsor
Creighton University
Other
Eligibility
19 Years and older
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2009
U.S. locations
1
States / cities
Omaha, Nebraska
Source: ClinicalTrials.gov public record
Updated Dec 1, 2009 · Synced Oct 19, 2026, 10:11 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

MANAGE-VT Registry - MANAGEment of Ventricular Tachycardia Outcomes Registry

NCT06455488
View directory record Official record
Conditions
Ventricular Tachycardia
Interventions
Ventricular Tachycardia Ablation, ICD Implant, Antiarrhythmic drug, EKG, Cardioversion, Echocardiogram
Procedure · Device · Drug + 1 more
Lead sponsor
CorVita Science Foundation
Other
Eligibility
18 Years and older
Enrollment
130 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2030
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jun 12, 2024 · Synced Oct 19, 2026, 10:11 AM EDT
Completed Phase 3 Interventional

Home Use of Automatic External Defibrillators to Treat Sudden Cardiac Arrest

NCT00047411
View directory record Official record
Conditions
Cardiovascular Diseases, Myocardial Infarction, Heart Diseases, Death, Sudden, Cardiac
Interventions
Cardiopulmonary Resuscitation, Automatic External Defibrillation
Other · Device
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
18 Years and older
Enrollment
7,001 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2007
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Mar 10, 2008 · Synced Oct 19, 2026, 10:11 AM EDT
Completed Not applicable Interventional Results available

MADIT-CRT: Multicenter Automatic Defibrillator Implantation With Cardiac Resynchronization Therapy

NCT00180271
View directory record Official record
Conditions
Tachycardia, Congestive Heart Failure
Interventions
Cardiac resynchronization therapy with defibrillation, Implantable Cardioverter Defibrillator (ICD)
Device
Lead sponsor
Boston Scientific Corporation
Industry
Eligibility
21 Years and older
Enrollment
1,820 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2010
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Dec 19, 2018 · Synced Oct 19, 2026, 10:11 AM EDT
Terminated Not applicable Interventional Results available

Combined Amiodarone and Electrical Cardioversion for Postoperative Atrial Fibrillation After Cardiac Surgery

NCT01558128
View directory record Official record
Conditions
Cardiac Disease
Interventions
Amiodarone, Cardioversion
Drug · Procedure
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years to 100 Years
Enrollment
1 participant
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 May 23, 2017 · Synced Oct 19, 2026, 10:11 AM EDT
Completed Phase 3 Interventional Results available

Tailored Treatment of Permanent Atrial Fibrillation

NCT00514735
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Medtronic Cardiac Ablation System, Class I or III Antiarrhythmic Medications
Procedure · Drug
Lead sponsor
Medtronic Cardiac Rhythm and Heart Failure
Industry
Eligibility
18 Years to 70 Years
Enrollment
210 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
23
States / cities
Scottsdale, Arizona • Los Angeles, California • Jacksonville, Florida + 18 more
Source: ClinicalTrials.gov public record
Updated Oct 16, 2018 · Synced Oct 19, 2026, 10:11 AM EDT