- Conditions
- Chronic Lymphocytic Leukemia (CLL), Waldenstr(SqrRoot)(Delta)m s Macroglobulinemia, Mantle Cell Lymphoma, Sudden Cardiac Death, Cardiac Arrhythmias, Hematologic Malignancies
- Interventions
- Not listed
- Lead sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
- NIH
- Eligibility
- 18 Years to 110 Years
- Enrollment
- 135 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2023 – 2027
- U.S. locations
- 1
- States / cities
- Bethesda, Maryland
Search Results
Search by objective public record fields.
Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Showing 1–24
of 313
matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
- Conditions
- Bradyarrhythmia, Heart Failure
- Interventions
- Data collection
- Other
- Lead sponsor
- University of Chicago
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 383 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2021 – 2026
- U.S. locations
- 5
- States / cities
- Tucson, Arizona • Chicago, Illinois • New York, New York + 2 more
- Conditions
- Myocardiopathies, Ischemia, Myocardial, Arrythmia, Death, Sudden, Cardiac
- Interventions
- Not listed
- Lead sponsor
- Thomas Jefferson University
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 63 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2006 – 2008
- U.S. locations
- 1
- States / cities
- Philadelphia, Pennsylvania
- Conditions
- Heart Failure, Arrhythmias
- Interventions
- Not listed
- Lead sponsor
- University of California, Davis
- Other
- Eligibility
- 18 Years to 85 Years
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2006
- U.S. locations
- 1
- States / cities
- Sacramento, California
- Conditions
- Ventricular Ejection Fraction, LVF, LV Dysfunction, Atrial Enlargement, Conduction Defect, Heart Failure, Valvular Heart Disease, Ischemic Heart Disease, Cardiotoxicity, Myocardial Infarction, Dilated Cardiomyopathy, HFrEF - Heart Failure With Reduced Ejection Fraction, HFpEF - Heart Failure With Preserved Ejection Fraction, Syncope, Remodeling, Cardiac
- Interventions
- 15-minutes of sitting during COR ECG Acquistion
- Device
- Lead sponsor
- Peerbridge Health, Inc
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 2,000 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2024 – 2027
- U.S. locations
- 8
- States / cities
- Orange, California • Pasadena, California • Detroit, Michigan + 5 more
- Conditions
- Cardiac Arrest
- Interventions
- Defibrillation (biphasic versus monophasic shock)
- Device
- Lead sponsor
- University of Washington
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 168 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2002 – 2005
- U.S. locations
- 1
- States / cities
- Seattle, Washington
- Conditions
- Premature Ventricular Complexes, PVC - Premature Ventricular Contraction, Auricular Vagus Nerve Stimulation
- Interventions
- Extended nocturnal use of auricular vagus nerve stimulator device
- Device
- Lead sponsor
- University of California, San Diego
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 16 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2025 – 2026
- U.S. locations
- 1
- States / cities
- La Jolla, California
- Conditions
- Cardiac Arrhythmia, Atrial Fibrillation, Ventricular Arrythmia, Premature Ventricular Complexes Multiple, Ventricular Tachycardia, Ventricular Fibrillation, Premature Atrial Complex, Atrioventricular Reentrant Tachycardia
- Interventions
- Cardiac ablation procedure
- Device
- Lead sponsor
- Vektor Medical
- Industry
- Eligibility
- 22 Years to 100 Years
- Enrollment
- 225 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2020 – 2021
- U.S. locations
- 4
- States / cities
- Charleston, California • La Jolla, California • San Diego, California + 1 more
- Conditions
- Myocarditis, Premature Ventricular Contractions, Ventricular Tachycardia (VT)
- Interventions
- Not listed
- Lead sponsor
- Kansas City Heart Rhythm Research Foundation
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 100 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2026
- U.S. locations
- 1
- States / cities
- Overland Park, Kansas
- 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
- Cardiomyopathy
- Interventions
- Not listed
- Lead sponsor
- Northwell Health
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 36 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2010 – 2013
- U.S. locations
- 1
- States / cities
- Staten Island, New York
- Conditions
- Ventricular Arrhythmias
- Interventions
- Implantable Cardioverter Defibrillator
- Device
- Lead sponsor
- Medtronic Cardiac Rhythm and Heart Failure
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 500 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2004 – 2005
- U.S. locations
- 24
- States / cities
- Little Rock, Arkansas • Glendale, California • Inglewood, California + 21 more
- 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
- Conditions
- Arrhythmogenic Right Ventricular Cardiomyopathy
- Interventions
- Flecainide Pill, Placebo
- Drug
- Lead sponsor
- University of Rochester
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 22 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2019 – 2022
- U.S. locations
- 6
- States / cities
- Denver, Colorado • Baltimore, Maryland • New York, New York + 3 more
- Conditions
- Paroxysmal Supraventricular Tachycardia
- Interventions
- Etripamil NS 70 mg, Aptar Pharma Nasal Spray Bidose System
- Drug · Device
- Lead sponsor
- Milestone Pharmaceuticals Inc.
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 130 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2021 – 2026
- U.S. locations
- 17
- States / cities
- Little Rock, Arkansas • Vista, California • West Hills, California + 14 more
- Conditions
- Ventricular Tachycardia
- Interventions
- TPD RAMWare
- Other
- Lead sponsor
- Medtronic Cardiac Rhythm and Heart Failure
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 138 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2018 – 2020
- U.S. locations
- 15
- States / cities
- Los Angeles, California • Des Moines, Iowa • Royal Oak, Michigan + 12 more
- Conditions
- Atrial Fibrillation, Tachycardia, Bradycardia, Premature Supraventricular Beat, Premature Ventricular Contraction
- Interventions
- Cardiologs Platform
- Device
- Lead sponsor
- Cardiologs Technologies
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 220 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2022 – 2023
- U.S. locations
- 3
- States / cities
- Hackensack, New Jersey • Ridgewood, New Jersey • New York, New York
- Conditions
- Sudden Cardiac Death, Ventricular Tachycardia, Ventricular Fibrillation, Cardiomyopathy
- Interventions
- Cardiac Sympathetic Denervation (CSD), Routine Care
- Procedure · Drug
- Lead sponsor
- University of California, Los Angeles
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 40 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2021 – 2024
- U.S. locations
- 3
- States / cities
- Los Angeles, California • Portland, Oregon • Nashville, Tennessee
- Conditions
- Arrythmia, Cardiomyopathies
- Interventions
- Intra-Op Prophylactic VT ablation, Conventional Management
- Procedure · Other
- Lead sponsor
- University of Rochester
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 100 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2022 – 2027
- U.S. locations
- 19
- States / cities
- Phoenix, Arizona • Los Angeles, California • San Francisco, California + 15 more
- 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
- Conditions
- Catecholaminergic Polymorphic Ventricular Tachycardia
- Interventions
- CRD-4730, Placebo
- Drug
- Lead sponsor
- Cardurion Pharmaceuticals, Inc.
- Industry
- Eligibility
- 18 Years to 99 Years
- Enrollment
- 12 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2025 – 2027
- U.S. locations
- 5
- States / cities
- San Francisco, California • Morrisville, North Carolina • Houston, Texas + 2 more
- Conditions
- Atrial Fibrillation, Premature Atrial and Ventricular Beats, Conduction Defects, Normal Sinus Rhythm
- Interventions
- Observational ambulatory ECG monitoring
- Device
- Lead sponsor
- Peerbridge Health, Inc
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 14 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2014 – 2016
- U.S. locations
- 1
- States / cities
- New York, New York
- Conditions
- Cardiovascular Diseases, Heart Diseases, Ventricular Arrhythmia, Long QT Syndrome
- Interventions
- Not listed
- Lead sponsor
- University of Rochester
- Other
- Eligibility
- Up to 100 Years
- Enrollment
- 2,125 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 1985 – 2013
- U.S. locations
- 1
- States / cities
- Rochester, New York
- Conditions
- Ventricular Tachycardia, Cardiovascular Diseases, Arrythmia, CVD
- Interventions
- Not listed
- Lead sponsor
- CardioDx
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 400 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2007 – 2009
- U.S. locations
- 1
- States / cities
- Cleveland, Ohio