Search | Clinical Trials Finder

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ClinicalTrials.gov public records Last synced Nov 14, 2026, 7:49 PM EST

All trial information on this site comes from the official ClinicalTrials.gov public API (clinicaltrials.gov/api/v2), run by the U.S. National Library of Medicine. We only display that public information; we do not add opinions, endorsements, or any other intent. Always review the official ClinicalTrials.gov record for the latest information.

Showing 49–72 of 100 matching trials from the live ClinicalTrials.gov search.

Filters: Condition: Fibrillation, Ventricular Clear all

Conditions: Atrial Fibrillation (AF), Tachycardia, Bradycardia, PVC - Premature Ventricular Contraction, Premature Atrial Contraction
Interventions: Test Algorithm and Test Device; Device
Lead sponsor: Zywie, Inc.; Industry
Eligibility: 18 Years and older
Enrollment: 153 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2025
U.S. locations: 1
States / cities: Bozeman, Montana

Conditions: Current or Recent History of Atrial Fibrillation
Interventions: bucindolol hydrochloride, metoprolol succinate, Placebo oral capsule; Drug · Other
Lead sponsor: ARCA Biopharma, Inc.; Industry
Eligibility: 18 Years to 85 Years
Enrollment: 267 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2014 – 2017
U.S. locations: 48
States / cities: Anchorage, Alaska • Phoenix, Arizona • East Palo Alto, California + 43 more

Conditions: Coronary Artery Disease, Myocardial Infarction, Atrial Fibrillation, Aortic Stenosis, Mitral Regurgitation, Idiopathic Cardiomyopathy
Interventions: Not listed
Lead sponsor: Scripps Translational Science Institute; Other
Eligibility: 18 Years and older
Enrollment: 15,000 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2007 – 2030
U.S. locations: 1
States / cities: La Jolla, California

Conditions: Sick Sinus Syndrome, Heart Failure, Congestive, Atrial Fibrillation, Bradycardia, Ventricular Dysfunction
Interventions: Implantable Pulse Generators; Device
Lead sponsor: Medtronic Cardiac Rhythm and Heart Failure; Industry
Eligibility: 18 Years and older
Enrollment: 1,070 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2003 – 2008
U.S. locations: 63
States / cities: Phoenix, Arizona • Scottsdale, Arizona • Conway, Arkansas + 60 more

Conditions: Ventricular Tachycardia, Atrial Fibrillation
Interventions: Ethanol, Ablation; Drug · Procedure
Lead sponsor: The Methodist Hospital Research Institute; Other
Eligibility: 18 Years to 85 Years
Enrollment: 343 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2013 – 2019
U.S. locations: 12
States / cities: Phoenix, Arizona • Los Angeles, California • San Diego, California + 7 more

Conditions: Chronic Stable Angina, Coronary Artery Disease, Atrial Fibrillation, Ventricular Tachycardia
Interventions: ranolazine, placebo; Drug
Lead sponsor: Cardiovascular Consultants of Nevada; Other
Eligibility: 35 Years and older
Enrollment: 50 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2012 – 2013
U.S. locations: 3
States / cities: Henderson, Nevada • Las Vegas, Nevada

Conditions: Cardiac Arrhythmia
Interventions: cardiac mapping and radiofrequency ablation procedure; Procedure
Lead sponsor: Abbott Medical Devices; Industry
Eligibility: 18 Years and older
Enrollment: 1,065 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2017 – 2020
U.S. locations: 7
States / cities: Birmingham, Alabama • Jonesboro, Arkansas • Little Rock, Arkansas + 4 more

Conditions: Obstructive Sleep Apnea, Premature Ventricular Contraction (PVC), Atrial Fibrillation (AF), Premature Atrial Contraction
Interventions: HGNS Use Randomized Instructions; Device
Lead sponsor: University of California, San Francisco; Other
Eligibility: 21 Years and older
Enrollment: 100 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2025 – 2027
U.S. locations: 1
States / cities: San Francisco, California

Conditions: Tachycardia, Ventricular, Implantable Cardioverter Defibrillator (ICD), Fibrillation, Ventricular, Syncope
Interventions: Implanted Device; Device
Lead sponsor: Medtronic Cardiac Rhythm and Heart Failure; Industry
Eligibility: 18 Years and older
Enrollment: 700 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2003 – 2006
U.S. locations: 31
States / cities: Birmingham, Alabama • Mesa, Arizona • Phoenix, Arizona + 28 more

Conditions: Cardiomyopathy
Interventions: Nominal T shock setting, Educated T shock setting; Device
Lead sponsor: James Merrill; Other
Eligibility: 18 Years and older
Enrollment: 100 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2011 – 2012
U.S. locations: 1
States / cities: Kingsport, Tennessee

Conditions: Cardiomyopathy, Ventricular Tachycardia, Ventricular Fibrillation
Interventions: Not listed
Lead sponsor: Ochsner Health System; Other
Eligibility: 18 Years and older
Enrollment: 220 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2012 – 2016
U.S. locations: 1
States / cities: New Orleans, Louisiana

Conditions: Cardiovascular Diseases, Heart Failure, Ischemic Heart Disease, Non-ischemic Cardiomyopathy, Valvular Heart Disease, Metabolic Cardiomyopathy, Congenital Heart Disease, Aortic Diseases, Atrial Fibrillation, Ventricular Fibrillation
Interventions: MRI; Diagnostic Test
Lead sponsor: The Cleveland Clinic; Other
Eligibility: 18 Years and older
Enrollment: 1,000 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2022 – 2042
U.S. locations: 1
States / cities: Cleveland, Ohio

Conditions: Aortic Stenosis, Atrial Fibrillation New Onset, Heart Block
Interventions: TAVR Procedure and implantation of Boston Scientific Loop Recorder (LUX-Dx PMA# K193473); Device
Lead sponsor: Kansas City Heart Rhythm Research Foundation; Other
Eligibility: 18 Years and older
Enrollment: 50 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2023 – 2025
U.S. locations: 2
States / cities: Kansas City, Missouri

Conditions: Ventricular Fibrillation, Ventricular Tachycardia, Low Cardiac Output
Interventions: EMBLEM S-ICD System; Device
Lead sponsor: Boston Scientific Corporation; Industry
Eligibility: 21 Years and older
Enrollment: 1,173 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2015 – 2019
U.S. locations: 69
States / cities: Birmingham, Alabama • Huntsville, Alabama • Gilbert, Arizona + 62 more

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

Conditions: Ventricular Tachycardia, Ventricular Fibrillation
Interventions: Registry; Device
Lead sponsor: Medtronic Cardiac Rhythm and Heart Failure; Industry
Eligibility: 18 Years and older
Enrollment: 742 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2004 – 2005
U.S. locations: 81
States / cities: Birmingham, Alabama • Tuscaloosa, Alabama • Little Rock, Arkansas + 78 more

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: 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: Cardiac Arrest, Sudden Cardiac Death, Ventricular Fibrillation, Tachycardia, Ventricular
Interventions: Epinephrine, Metoprolol; Drug
Lead sponsor: David Haines, MD; Other
Eligibility: 18 Years and older
Enrollment: 7 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2007 – 2012
U.S. locations: 1
States / cities: Royal Oak, Michigan

Conditions: Supra-ventricular Tachyarrhythmias
Interventions: radiofrequency ablation, botulinum toxin injection; Procedure · Drug
Lead sponsor: Meshalkin Research Institute of Pathology of Circulation; Network
Eligibility: 18 Years to 70 Years
Enrollment: 60 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2013 – 2016
U.S. locations: 1
States / cities: Rochester, New York

Conditions: Cardiopulmonary Failure, Myocardial Infarction (MI), Heart Decompensation, Heart Failure, HFrEF - Heart Failure with Reduced Ejection Fraction, HFpEF - Heart Failure with Preserved Ejection Fraction, Syncopation, Syncope, Ischemic Cardiovascular Disease, STEMI, STEMI (ST Elevation MI), Atrial Fibrillation (AF), Atrial Enlargement, LVF, Conduction Defect, Conduction Abnormalities, Heart Block, Valvular Diseases, Cardiac Output, Low, Stroke Volume, Stroke Volume Variation, Hyperkalemia, Hypercalcemia, Hypocalcemia, LV Dysfunction, QT Prolongation, Sudden Cardiac Death Due to Cardiac Arrhythmia, Ventricular Arrhythmia, Pacing, Pacing Induced Dyssynchrony, Silent Ischemia, Pericarditis, Sleep Related Breathing Disorder, RSA, Apnea, Obstructive, Cardiac Output Measurement, Respiratory Impedance, CRT And/or ICD, Infarction, Cardiomyopathies, Primary, Hypertrophy
Interventions: SUBPROTOCOL A, SUBPROTOCOL B, SUBPROTOCOL C, SUBPROTOCOL D, SUBPROTOCOL E, SUBPROTOCOL F, SUBPROTOCOL G, SUBPROTOCOL H; Device
Lead sponsor: Peerbridge Health, Inc; Industry
Eligibility: 18 Years and older
Enrollment: 15,000 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2024 – 2026
U.S. locations: 1
States / cities: Melbourne, Florida

Conditions: Atrial Fibrillation, Congestive Heart Failure
Interventions: Not listed
Lead sponsor: Abbott Medical Devices; Industry
Eligibility: 18 Years and older
Enrollment: 14 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2007 – 2010
U.S. locations: 1
States / cities: Salt Lake City, Utah

Conditions: Ventricular Tachycardia, Ventricular Fibrillation, Cardiomyopathy, Long QT Syndrome, Congenital Heart Disease
Interventions: ICD lead implant, Thin leads; Device
Lead sponsor: Charles Berul; Other
Eligibility: 1 Year to 55 Years
Enrollment: 748 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2006 – 2009
U.S. locations: 1
States / cities: Boston, Massachusetts

Conditions: Cardiac Arrest, Extracorporeal Membrane Oxygenation Complication, Ventricular Fibrillation, Pulseless Ventricular Tachycardia, Out-Of-Hospital Cardiac Arrest
Interventions: Early Extracorporeal Membrane Oxygenation (ECMO) Facilitated Resuscitation, Standard Advanced Cardiac Life Support (ACLS) Resuscitation; Device
Lead sponsor: University of Minnesota; Other
Eligibility: 18 Years to 75 Years
Enrollment: 30 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2019 – 2020
U.S. locations: 1
States / cities: Minneapolis, Minnesota

Search by objective public record fields.

Evaluation of a Test Algorithm for Use to Analyze ECG Data Collected From a Test Device of a 24-hour Simulated Use Period

Genetically Targeted Therapy for the Prevention of Symptomatic Atrial Fibrillation in Patients With Heart Failure

Genomic Investigation of Cardiovascular Diseases

SAVEPACe - Search AV Extension and Managed Ventricular Pacing for Promoting Atrio-Ventricular Conduction

Vein of Marshall Ethanol Infusion for Persistent Atrial Fibrillation

Safety of Amiodarone and Ranolazine Together in Patients With Angina

EnSite Precision Observational Study

Disrupted Sleep and Concurrent Ectopy or Atrial Fibrillation

PREPARE - Primary Prevention Parameters Evaluation

Comparison of VF Induction Techniques During Medtronic ICD Implant (VF) (ICD)

Circulating Biomarkers and Ventricular Tachyarrhythmia

Development of CIRC Technologies

Long Term Evaluation of Cardiac Arrhythmias After Transcatheter Aortic Valve Implantation -The LOCATE Registry

Understanding Outcomes With the EMBLEM™ S-ICD in Primary Prevention Patients With Low Ejection Fraction

MANAGE-VT Registry - MANAGEment of Ventricular Tachycardia Outcomes Registry

MAVRIC VR ICD Registry

Defining the Risk of Ventricular Tachycardia in Genetic Forms of Early-onset Atrial Fibrillation

OMNI Study--Assessing Therapies in Medtronic Pacemaker, Defibrillator, and Cardiac Resynchronization Therapy Devices.

Treatment of Ventricular Tachyarrhythmias Refractory To Shock With Beta Blockers: The SHOCK and BLOCK Trial

Botulinum Toxin Injection for Preventing Secondary Atrial Fibrillation in Patient With Supra-ventricular Tachyarrythmias

COR-INSIGHT: Optimizing Cardiovascular and Cardiopulmonary Outcomes with AI-Driven Multiplexed Indications Using COR ECG Wearable

AVJ Ablation Followed by Resynchronization Therapy in Patients With CHF and AF

Pediatric Lead Extractability and Survival Evaluation (PLEASE)

Advanced Reperfusion Strategies for Refractory Cardiac Arrest