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ClinicalTrials.gov public records Last synced Oct 20, 2026, 4:31 AM EDT

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Showing 1–24 of 1,585 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Cardiac Arrhythmia Clear all
Completed Not applicable Interventional Accepts healthy volunteers Results available

Dabigatran Adherence Pilot Intervention for Patients With Atrial Fibrillation

NCT01578044
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Intervention, Control
Behavioral · Other
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 90 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
1
States / cities
Denver, Colorado
Source: ClinicalTrials.gov public record
Updated Oct 10, 2018 · Synced Oct 20, 2026, 4:31 AM EDT
Completed No phase listed Observational

Long Term Arrhythmia Risk and Cardiovascular Events in Hematopoietic Stem Cell Transplant

NCT04118530
View directory record Official record
Conditions
Hematopoietic Stem Cell Transplant, Atrial Fibrillation, Atrial Flutter
Interventions
HSCT Patients
Other
Lead sponsor
Abramson Cancer Center at Penn Medicine
Other
Eligibility
18 Years and older
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 10, 2024 · Synced Oct 20, 2026, 4:31 AM EDT
Completed Phase 2 Interventional

Defining The Role Of Dialysate Magnesium In Arrhythmogenicity On Dialysis

NCT00242164
View directory record Official record
Conditions
Chronic Kidney Disease, Arrhythmia
Interventions
Dialysate Magnesium (Concentration)
Drug
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2006
U.S. locations
2
States / cities
Ann Arbor, Michigan • Livonia, Michigan
Source: ClinicalTrials.gov public record
Updated Dec 9, 2014 · Synced Oct 20, 2026, 4:31 AM EDT
Completed No phase listed Observational

Stanford Cardiac Invasive Electrophysiology Novel Computer Experience

NCT03549806
View directory record Official record
Conditions
Atrial Fibrillation, Atrial Tachycardia, Atrial Flutter, Arrhythmias, Cardiac
Interventions
No Intervention. Test is computer algorithm.
Diagnostic Test
Lead sponsor
Stanford University
Other
Eligibility
21 Years to 80 Years
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Dec 2, 2024 · Synced Oct 20, 2026, 4:31 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Implementation of Practice Standards for ECG Monitoring

NCT01269736
View directory record Official record
Conditions
Cardiovascular Disease
Interventions
Education
Behavioral
Lead sponsor
Yale University
Other
Eligibility
Not listed
Enrollment
92,057 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2014
U.S. locations
14
States / cities
Long Beach, California • San Francisco, California • New Haven, Connecticut + 10 more
Source: ClinicalTrials.gov public record
Updated Aug 31, 2017 · Synced Oct 20, 2026, 4:31 AM EDT
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 20, 2026, 4:31 AM EDT
Completed Phase 3 Interventional Results available

Evaluation of Dual Therapy With Dabigatran vs. Triple Therapy With Warfarin in Patients With AF That Undergo a PCI With Stenting (REDUAL-PCI)

NCT02164864
View directory record Official record
Conditions
Atrial Fibrillation, Percutaneous Coronary Intervention
Interventions
Dabigatran Etexilate 110mg, Warfarin 3mg, Aspirin, Dabigatran Etexilate 150mg, Clopidogrel or Ticagrelor, Warfarin 5mg, Warfarin 1mg
Drug
Lead sponsor
Boehringer Ingelheim
Industry
Eligibility
18 Years and older
Enrollment
2,725 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
45
States / cities
Birmingham, Alabama • Cottonwood, Arizona • Mesa, Arizona + 41 more
Source: ClinicalTrials.gov public record
Updated Jul 31, 2018 · Synced Oct 20, 2026, 4:31 AM EDT
Recruiting Phase 2 Interventional

Amiodarone for the Prevention of Atrial Fibrillation After Minimally Invasive Esophagectomy in Patients With Esophageal Cancer

NCT06067438
View directory record Official record
Conditions
Atrial Fibrillation, Esophageal Carcinoma
Interventions
Amiodarone Hydrochloride, Saline
Drug · Other
Lead sponsor
OHSU Knight Cancer Institute
Other
Eligibility
18 Years and older
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated May 22, 2026 · Synced Oct 20, 2026, 4:31 AM EDT
Enrolling by invitation No phase listed Observational Accepts healthy volunteers

Cor360: Clinician-Facing Broad-Spectrum Cardiac Phenotyping and Risk Assessment Using COR® Wearable ECG to Inform Outcomes-Oriented Care Pathways

NCT07775976
View directory record Official record
Conditions
Cardiovascular Diseases, Cardiovascular Diseases Risk, Cardiac Conduction System Disease, Bundle/Fascicular Abnormalities, His-Purkinje Disease, Arrhythmias, Cardiac, Rhythm Phenotypes, Myocardial Ischemia, Syncope, Syncope Recurrent, Syncope and Collapse, Seizure Disorder, Sleep Apnea Syndrome, Obstructive, Decision Support Systems, Clinical, Heart Failure - NYHA II - IV, Heart Failure (for Example, Fluid Overload), HRV, Cardiopulmonary, Sudden Cardiac Arrest, Cardiac Arrest (CA), Ventricular Arrhythmias and Cardiac Arrest, Ventricular Fibrillation, QT Dispersion, Atrial Cardiomyopathy
Interventions
COR Wearable ECG Monitoring, Cor360 Clinician-Facing Decision-Aid Reporting
Device · Other
Lead sponsor
Peerbridge Health, Inc
Industry
Eligibility
18 Years and older
Enrollment
1,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2030
U.S. locations
2
States / cities
Pasadena, California • Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Aug 21, 2026 · Synced Oct 20, 2026, 4:31 AM EDT
Completed Not applicable Interventional Results available

Randomized Evaluation of Redo Ablation Procedures of Atrial Fibrillation With FIRM Guided Procedures

NCT02799043
View directory record Official record
Conditions
Persistent Atrial Fibrillation, Paroxysmal Atrial Fibrillation
Interventions
Standard PVI, FIRM-Guided Procedure and PVI
Procedure
Lead sponsor
Abbott Medical Devices
Industry
Eligibility
18 Years to 80 Years
Enrollment
269 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
12
States / cities
Phoenix, Arizona • Ventura, California • Fort Lauderdale, Florida + 8 more
Source: ClinicalTrials.gov public record
Updated Sep 19, 2024 · Synced Oct 20, 2026, 4:31 AM EDT
Completed No phase listed Observational

Implantable Loop Recorders in Post-atrial Fibrillation (AF) Ablation: RPAF-A

NCT01061125
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
TTM and Holter monitor
Other
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years to 100 Years
Enrollment
68 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2016
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Feb 10, 2017 · Synced Oct 20, 2026, 4:31 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Cardiovascular Innovation & Research Institute 's NEXUS Registry, the Whole is Greater Than the Parts.

NCT03428048
View directory record Official record
Conditions
Coronary Artery Disease, Atrial Fibrillation (AF)
Interventions
Hybrid procedure, Endocardial ablations, left atrial appendage occlusion
Procedure
Lead sponsor
Cardiovascular Innovation and Research Institute
Other
Eligibility
18 Years and older
Enrollment
1,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2030
U.S. locations
1
States / cities
Glenwood Springs, Colorado
Source: ClinicalTrials.gov public record
Updated Jun 1, 2020 · Synced Oct 20, 2026, 4:31 AM EDT
Terminated Not applicable Interventional

Posterior Wall Substrate Modification Using Irreversible Electroporation for Paroxysmal Atrial Fibrillation

NCT06364215
View directory record Official record
Conditions
Atrial Fibrillation Paroxysmal
Interventions
Farapulse PFA, Pulmonary Vein Isolation alone, Farapulse PFA, Pulmonary Vein Isolation and Left atrial Posterior Wall Isolation
Device
Lead sponsor
Jorge Romero
Other
Eligibility
21 Years to 90 Years
Enrollment
198 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
18
States / cities
Birmingham, Alabama • Washington D.C., District of Columbia • Jacksonville, Florida + 13 more
Source: ClinicalTrials.gov public record
Updated May 15, 2026 · Synced Oct 20, 2026, 4:31 AM EDT
Completed No phase listed Observational

The Role of Electrophysiology Testing in Survivors of Unexplained Cardiac Arrest

NCT03079414
View directory record Official record
Conditions
Sudden Cardiac Death
Interventions
Invasive Electrophysiology Study
Procedure
Lead sponsor
Western University, Canada
Other
Eligibility
Not listed
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2025
U.S. locations
11
States / cities
Los Angeles, California • San Diego, California • San Francisco, California + 8 more
Source: ClinicalTrials.gov public record
Updated Jun 15, 2025 · Synced Oct 20, 2026, 4:31 AM EDT
Not listed No phase listed Observational

Persistent Atrial Fibrillation Cryoballoon Ablation

NCT02166723
View directory record Official record
Conditions
Persistent Atrial Fibrillation
Interventions
cryoballoon ablation
Device
Lead sponsor
Staten Island University Hospital
Other
Eligibility
18 Years to 80 Years
Enrollment
62 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 18, 2014 · Synced Oct 20, 2026, 4:31 AM EDT
Withdrawn Phase 4 Interventional

Atrial Fibrillation Ablation Device Comparison Study

NCT00466973
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Dry bipolar radiofrequency (RF) clamp, Unipolar microwave antenna, Unipolar cryothermic probe, Irrigated unipolar RF antenna, Irrigated bipolar RF clamp, Hi-intensity focused ultrasound wand
Device
Lead sponsor
Maimonides Medical Center
Other
Eligibility
19 Years to 75 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
1
States / cities
Brooklyn, New York
Source: ClinicalTrials.gov public record
Updated Aug 17, 2018 · Synced Oct 20, 2026, 4:31 AM EDT
Terminated No phase listed Observational

SHERLOCK 3CG™ Diamond Tip Confirmation System

NCT03288766
View directory record Official record
Conditions
Indication for Peripheral Intravenous Catheterization, Atrial Flutter, Premature Atrial Contraction, Premature Ventricular Contraction, Premature Junctional Contraction, Tachycardia, Atrioventricular Block, Bundle-Branch Block
Interventions
PICC placement with SHERLOCK 3CG™ Diamond TCS with MODUS II software
Procedure
Lead sponsor
C. R. Bard
Industry
Eligibility
21 Years and older
Enrollment
232 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
6
States / cities
Las Vegas, Nevada • Greensboro, North Carolina • Greenville, North Carolina + 3 more
Source: ClinicalTrials.gov public record
Updated Oct 20, 2021 · Synced Oct 20, 2026, 4:31 AM EDT
Enrolling by invitation No phase listed Observational Accepts healthy volunteers

Derivation of Human Induced Pluripotent Stem (iPS) Cells to Heritable Cardiac Arrhythmias

NCT02413450
View directory record Official record
Conditions
Inherited Cardiac Arrythmias, Long QT Syndrome (LQTS), Brugada Syndrome (BrS), Catecholaminergic Polymorphic Ventricular Tachycardia (CPVT), Early Repolarization Syndrome (ERS), Arrhythmogenic Cardiomyopathy (AC, ARVD/C), Hypertrophic Cardiomyopathy (HCM), Dilated Cardiomyopathy (DCM), Muscular Dystrophies (Duchenne, Becker, Myotonic Dystrophy), Normal Control Subjects
Interventions
Not listed
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 85 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2031
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 16, 2026 · Synced Oct 20, 2026, 4:31 AM EDT
Completed No phase listed Observational

Characteristics of Andersen-Tawil Syndrome

NCT00521794
View directory record Official record
Conditions
Andersen-Tawil Syndrome, Andersen Syndrome
Interventions
Not listed
Lead sponsor
University of Rochester
Other
Eligibility
10 Years and older
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2012
U.S. locations
4
States / cities
San Francisco, California • Kansas City, Kansas • Rochester, New York + 1 more
Source: ClinicalTrials.gov public record
Updated Jan 16, 2013 · Synced Oct 20, 2026, 4:31 AM EDT
Completed Not applicable Interventional Results available

A Prospective Single Arm Open Label Study of the FARAPULSE Pulsed Field Ablation System in Subjects With Persistent Atrial Fibrillation

NCT05443594
View directory record Official record
Conditions
Persistent Atrial Fibrillation
Interventions
Phase 1: FARAPULSE Ablation System, Phase 2: FARAPULSE Ablation System
Device
Lead sponsor
Boston Scientific Corporation
Industry
Eligibility
18 Years and older
Enrollment
669 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
40
States / cities
Birmingham, Alabama • Phoenix, Arizona • Jonesboro, Arkansas + 32 more
Source: ClinicalTrials.gov public record
Updated Dec 16, 2025 · Synced Oct 20, 2026, 4:31 AM EDT
Terminated No phase listed Observational

Markers of Oxidative Stress Present in Left Atrial Appendage Tissue in Patients With Atrial Fibrillation

NCT00243802
View directory record Official record
Conditions
Atrial Fibrillation, Atrial Flutter, Inflammation
Interventions
Not listed
Lead sponsor
Emory University
Other
Eligibility
18 Years to 65 Years
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Sep 27, 2013 · Synced Oct 20, 2026, 4:31 AM EDT
Completed No phase listed Observational

Cryo Global Registry

NCT02752737
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Not listed
Lead sponsor
Medtronic Cardiac Ablation Solutions
Industry
Eligibility
18 Years and older
Enrollment
5,385 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2024
U.S. locations
6
States / cities
Urbana, Illinois • Grand Rapids, Michigan • Cincinnati, Ohio + 3 more
Source: ClinicalTrials.gov public record
Updated Jul 30, 2025 · Synced Oct 20, 2026, 4:31 AM EDT
Withdrawn Not applicable Interventional

Noninvasive Cardiac Radioablation for Ventricular Tachycardia Refractory to Medication and Catheter Ablation

NCT04757688
View directory record Official record
Conditions
Ventricular Tachycardia
Interventions
Cardiac radioablation (CRA)
Radiation
Lead sponsor
John Stahl
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2028
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Nov 9, 2022 · Synced Oct 20, 2026, 4:31 AM EDT
Completed Phase 3 Interventional

Impact Of Different Ablation Approaches on Outcome In Coexistent Atrial Fibrillation and Flutter

NCT01439386
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Oct 19, 2017 · Synced Oct 20, 2026, 4:31 AM EDT