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ClinicalTrials.gov public records Last synced Oct 20, 2026, 8:52 AM EDT

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Showing 1–24 of 1,574 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Heart Arrhythmias Clear all
Completed No phase listed Observational Accepts healthy volunteers

Home Monitoring for Atrial Fibrillation Using a Microlife Blood Pressure Monitor

NCT00861354
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Microlife blood pressure monitor with AF detection (Microlife AFIB MLU3MQ1)
Device
Lead sponsor
Microlife
Industry
Eligibility
21 Years and older
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
1
States / cities
Flushing, New York
Source: ClinicalTrials.gov public record
Updated Jan 8, 2010 · Synced Oct 20, 2026, 8:52 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 21, 2018 · Synced Oct 20, 2026, 8:52 AM 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 6, 2020 · Synced Oct 20, 2026, 8:52 AM EDT
Active, not recruiting No phase listed Observational

Longitudinal Evaluation of Active-Duty Personnel with Accessory Pathways (LEAD-AP)

NCT06798961
View directory record Official record
Conditions
Cardiac Death, Cardiac Death, Sudden, Wolf Parkinson White Syndrome
Interventions
Ablation, Standard of care without ablation
Procedure
Lead sponsor
United States Naval Medical Center, San Diego
Federal
Eligibility
18 Years to 40 Years
Enrollment
1,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Mar 14, 2025 · Synced Oct 20, 2026, 8:52 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Development of a Novel Convolution Neural Network for Arrhythmia Classification

NCT03662802
View directory record Official record
Conditions
Arrhythmias, Cardiac, Cardiac Arrest, Cardiac Arrythmias
Interventions
Neural Network Classifier
Other
Lead sponsor
Scripps Clinic
Other
Eligibility
Not listed
Enrollment
25,458 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Nov 6, 2020 · Synced Oct 20, 2026, 8:52 AM EDT
Recruiting Not applicable Interventional

Cardiac RADIoablation Versus Repeat Catheter Ablation: a Pivotal Randomized Clinical Trial Evaluating Safety and Efficacy for Patients With High-risk Refractory Ventricular Tachycardia (RADIATE-VT)

NCT05765175
View directory record Official record
Conditions
Tachycardia, Ventricular
Interventions
Varian Cardiac Radioablation (CRA), Catheter Ablation (CA)
Device · Procedure
Lead sponsor
Varian, a Siemens Healthineers Company
Industry
Eligibility
18 Years and older
Enrollment
380 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2030
U.S. locations
11
States / cities
Los Angeles, California • Hartford, Connecticut • Boston, Massachusetts + 8 more
Source: ClinicalTrials.gov public record
Updated Apr 22, 2026 · Synced Oct 20, 2026, 8:52 AM EDT
Terminated No phase listed Observational Results available

MediGuide Registry

NCT02470312
View directory record Official record
Conditions
Heart Failure, Cardiac Arrhythmia
Interventions
CRT implantation, MediGuide, EP
Procedure · Device
Lead sponsor
Abbott Medical Devices
Industry
Eligibility
Not listed
Enrollment
578 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
6
States / cities
Phoenix, Arizona • Athens, Georgia • Lawrenceville, Georgia + 3 more
Source: ClinicalTrials.gov public record
Updated Feb 4, 2019 · Synced Oct 20, 2026, 8:52 AM EDT
Recruiting Phase 2 Interventional

RiLuzole to Reduce Atrial FIb Study Using Holter Monitoring

NCT05292209
View directory record Official record
Conditions
Atrial Fibrillation Paroxysmal
Interventions
Riluzole 50 MG
Drug
Lead sponsor
University of Utah
Other
Eligibility
18 Years and older
Enrollment
78 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Nov 24, 2023 · Synced Oct 20, 2026, 8:52 AM EDT
Completed No phase listed Observational

CABG REVEAL: Atrial Fibrillation After Coronary Artery Bypass Graft

NCT02169622
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Not listed
Lead sponsor
Saint Thomas Health
Other
Eligibility
60 Years and older
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2020
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Nov 6, 2020 · Synced Oct 20, 2026, 8:52 AM EDT
Completed Phase 4 Interventional Results available

Pharmacodynamic Effects of Low-dose Rivaroxaban With Antiplatelet Therapies

NCT03718429
View directory record Official record
Conditions
Coronary Artery Disease, Peripheral Arterial Disease, Atrial Fibrillation
Interventions
Rivaroxaban 2.5 mg Tablet
Drug
Lead sponsor
University of Florida
Other
Eligibility
18 Years and older
Enrollment
86 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
2
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Jun 27, 2022 · Synced Oct 20, 2026, 8:52 AM EDT
Completed No phase listed Observational

Brain Perfusion and Hemodynamic Stability in Patients Undergoing Radiofrequency Ablation of Ventricular Tachycardia

NCT01695551
View directory record Official record
Conditions
Ventricular Tachycardia
Interventions
Data Collection Forms
Other
Lead sponsor
Dhanunjaya Lakkireddy, MD, FACC
Other
Eligibility
18 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
1
States / cities
Kansas City, Kansas
Source: ClinicalTrials.gov public record
Updated Jan 9, 2017 · Synced Oct 20, 2026, 8:52 AM EDT
Recruiting No phase listed Observational

Baseline Atrial Fibrosis Predicts Risk for Post-operative Atrial Fibrillation in Patients Undergoing Cardiac Surgery

NCT05014802
View directory record Official record
Conditions
Atrial Fibrillation, Atrial Arrhythmia, Atrial Flutter, Atrial Tachycardia
Interventions
Not listed
Lead sponsor
Tulane University
Other
Eligibility
40 Years to 120 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
3
States / cities
Covington, Louisiana • New Orleans, Louisiana • St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jun 15, 2026 · Synced Oct 20, 2026, 8:52 AM EDT
Completed Phase 4 Interventional Results available

Oral vs Intravenous Diltiazem for Rapid Atrial Fibrillation/Flutter Trial

NCT03472495
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Mar 1, 2023 · Synced Oct 20, 2026, 8:52 AM EDT
Completed Not applicable Interventional Results available

Safety and Effectiveness of TactiCath™ Contact Force, Sensor Enabled™ (TactiCath SE) Catheter for Ablation of Drug Refractory, Symptomatic, Persistent Atrial Fibrillation

NCT03650556
View directory record Official record
Conditions
Persistent Atrial Fibrillation
Interventions
TactiCath™ Contact Force Ablation Catheter, Sensor Enabled™
Device
Lead sponsor
Abbott Medical Devices
Industry
Eligibility
18 Years and older
Enrollment
224 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
20
States / cities
Birmingham, Alabama • Jonesboro, Arkansas • Little Rock, Arkansas + 17 more
Source: ClinicalTrials.gov public record
Updated Apr 27, 2022 · Synced Oct 20, 2026, 8:52 AM EDT
Completed Phase 4 Interventional Results available

Evaluation of VISITAG SURPOINT™ Module With External Processing Unit (EPU)

NCT03624881
View directory record Official record
Conditions
Paroxysmal Atrial Fibrillation
Interventions
Catheter ablation with EPU
Device
Lead sponsor
Biosense Webster, Inc.
Industry
Eligibility
18 Years and older
Enrollment
333 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
41
States / cities
Birmingham, Alabama • Huntsville, Alabama • Little Rock, Arkansas + 34 more
Source: ClinicalTrials.gov public record
Updated Jul 3, 2023 · Synced Oct 20, 2026, 8:52 AM EDT
Completed Not applicable Interventional Results available

A Study of the Effectiveness of Anti-Arrhythmic Medications After Atrial Fibrillation Ablation

NCT00408200
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
propafenone; flecainide; sotalol; dofetilide, Radiofrequency catheter ablation
Drug · Device
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
110 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
2
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 7, 2013 · Synced Oct 20, 2026, 8:52 AM EDT
Completed Phase 4 Interventional Results available

Selective Complex Fractionated Atrial Electrograms (CFAE) Targeting for Atrial Fibrillation

NCT00926783
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
CFAE ablation
Procedure
Lead sponsor
Biosense Webster, Inc.
Industry
Eligibility
18 Years and older
Enrollment
86 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
2
States / cities
Maywood, Illinois • Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 10, 2014 · Synced Oct 20, 2026, 8:52 AM EDT
Withdrawn No phase listed Observational

The Ability Of The PD2i Cardiac Analyzer To Predict Risk Of Ventricular Tachyarrhythmic Events

NCT00510731
View directory record Official record
Conditions
Tachycardia, Ventricular, Cardiac Sudden Death
Interventions
Not listed
Lead sponsor
Vicor Technologies, Inc.
Industry
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
19
States / cities
Los Angeles, California • San Ramon, California • Walnut Creek, California + 14 more
Source: ClinicalTrials.gov public record
Updated Dec 9, 2015 · Synced Oct 20, 2026, 8:52 AM EDT
Completed Phase 2Phase 3 Interventional Results available

A Clinical Trial Utilizing Dantrolene in Patients With Ventricular Arrhythmias.

NCT04134845
View directory record Official record
Conditions
Ventricular Tachycardia
Interventions
Dantrolene/Ryanodex, Placebo
Drug
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years and older
Enrollment
68 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Oct 8, 2026 · Synced Oct 20, 2026, 8:52 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Use of MIBG Scan Images in PVC Ablations

NCT02279030
View directory record Official record
Conditions
Premature Ventricular Contractions
Interventions
MIBG nuclear scan
Other
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2019
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Feb 8, 2022 · Synced Oct 20, 2026, 8:52 AM EDT
Not listed Phase 4 Interventional

Feasibility and Safety of IV Sotalol Administered as a Loading Dose to Initiate Oral Sotalol Therapy

NCT04473807
View directory record Official record
Conditions
Arrhythmias, Cardiac, Atrial Fibrillation
Interventions
Intravenous Sotalol Administered as a Loading Dose to Initiate Oral Sotalol Therapy in Adult Patients with Atrial Fibrillation
Drug
Lead sponsor
Kansas City Heart Rhythm Research Foundation
Other
Eligibility
18 Years to 85 Years
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated Jan 14, 2022 · Synced Oct 20, 2026, 8:52 AM EDT
Terminated Phase 2 Interventional

Study Evaluating GAP-486 on Heart Rhythm in Patients With Coronary Artery Disease

NCT00137332
View directory record Official record
Conditions
Arrhythmia
Interventions
GAP-486 (ZP-123), 0.9% Sodium Chloride, USP
Drug
Lead sponsor
Wyeth is now a wholly owned subsidiary of Pfizer
Industry
Eligibility
18 Years and older
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2006
U.S. locations
19
States / cities
Sacramento, California • San Francisco, California • Washington D.C., District of Columbia + 15 more
Source: ClinicalTrials.gov public record
Updated Dec 10, 2007 · Synced Oct 20, 2026, 8:52 AM EDT
Terminated Not applicable Interventional Results available

Investigational Device Exemption (IDE) Study for the Approval of Closed Loop Stimulation (CLS) and Cardiac Resyncronization Pacing Therapies (CRT) for the Treatment of Atrial Fibrillation (AF) With Ablate and Pace

NCT00356057
View directory record Official record
Conditions
Atrial Fibrillation, Congestive Heart Failure
Interventions
Protos DR/CLS and Stratos LV CRT pacemakers
Device
Lead sponsor
Biotronik, Inc.
Industry
Eligibility
18 Years and older
Enrollment
153 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2008
U.S. locations
10
States / cities
Birmingham, Alabama • Lake Charles, Louisiana • Boston, Massachusetts + 7 more
Source: ClinicalTrials.gov public record
Updated Feb 27, 2018 · Synced Oct 20, 2026, 8:52 AM EDT
Terminated Not applicable Interventional

Efficacy and Safety Study of the Estech COBRA® Surgical System to Treat Patients With a History of Irregular Heart Beats

NCT01683045
View directory record Official record
Conditions
Persistent Atrial Fibrillation
Interventions
The Estech COBRA® Surgical System
Device
Lead sponsor
Endoscopic Technologies, Inc
Industry
Eligibility
18 Years to 80 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
13
States / cities
Mesa, Arizona • Hartford, Connecticut • Atlanta, Georgia + 10 more
Source: ClinicalTrials.gov public record
Updated Apr 23, 2014 · Synced Oct 20, 2026, 8:52 AM EDT