- Conditions
- Sudden Cardiac Death, Heart Failure
- Interventions
- Educational Video1, Educational Video 2, Usual Care 3
- Other
- Lead sponsor
- Duke University
- Other
- Eligibility
- 21 Years and older
- Enrollment
- 343 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2016 – 2020
- U.S. locations
- 14
- States / cities
- San Francisco, California • Washington D.C., District of Columbia • Atlanta, Georgia + 11 more
Search Results
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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.
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Showing 1–24
of 205
matching trials from the live ClinicalTrials.gov search.
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- Conditions
- Congenital Disorders
- Interventions
- Not listed
- Lead sponsor
- Children's Healthcare of Atlanta
- Other
- Eligibility
- Up to 21 Years
- Enrollment
- 34 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- Started 1998
- U.S. locations
- 1
- States / cities
- Atlanta, Georgia
- Conditions
- Tachycardia, Diabetes Mellitus, Cardiovascular Disease
- Interventions
- Subcutaneous Implantable Cardioverter Defibrillator
- Device
- Lead sponsor
- Boston Scientific Corporation
- Industry
- Eligibility
- 65 Years and older
- Enrollment
- 40 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2017 – 2023
- U.S. locations
- 36
- States / cities
- Huntsville, Alabama • Scottsdale, Arizona • Jonesboro, Arkansas + 31 more
- Conditions
- Cardiac Arrhythmia
- Interventions
- Pacemaker, ICD, or CRT device
- Device
- Lead sponsor
- Abbott Medical Devices
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 189 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2016 – 2018
- U.S. locations
- 58
- States / cities
- Scottsdale, Arizona • Tucson, Arizona • Jonesboro, Arkansas + 55 more
- Conditions
- Ventricular Arrhythmias
- Interventions
- spironolactone, placebo
- Drug
- Lead sponsor
- VA Office of Research and Development
- Federal
- Eligibility
- 18 Years and older
- Enrollment
- 90 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2004 – 2008
- U.S. locations
- 1
- States / cities
- Portland, Oregon
- Conditions
- Atrial Fibrillation
- Interventions
- Internal Cardioversion, External Cardioversion
- Procedure
- Lead sponsor
- University of Kentucky
- Other
- Eligibility
- 18 Years to 99 Years
- Enrollment
- 31 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2017 – 2018
- U.S. locations
- 1
- States / cities
- Lexington, Kentucky
- Conditions
- Congestive Heart Failure
- Interventions
- Medtronic 4195 active fixation LV lead and Medtronic passive fixation LV lead
- Device
- Lead sponsor
- Baylor Research Institute
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 11 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2009 – 2011
- U.S. locations
- 1
- States / cities
- Plano, Texas
- Conditions
- Heart Failure
- Interventions
- Cardiac Resynchronization Therapy (CRT) Device or Implantable Cardioverter Defibrillator (ICD) with CRT
- Device
- Lead sponsor
- Medtronic Cardiac Rhythm and Heart Failure
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 684 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2004 – 2011
- U.S. locations
- 34
- States / cities
- Huntsville, Alabama • Anchorage, Alaska • Redwood City, California + 31 more
- Conditions
- ICD, Anxiety, Patient Engagement
- Interventions
- Dance4Healing Telehealth Live Zoom Sessions, Dance Buddy
- Behavioral
- Lead sponsor
- Sanjiv Narayan, MD, PhD
- Other
- Eligibility
- 18 Years and older
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2020
- U.S. locations
- 1
- States / cities
- Stanford, California
- Conditions
- Heart Failure, Coronary Artery Disease
- Interventions
- Same Day Discharge
- Other
- Lead sponsor
- Abbott Medical Devices
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 266 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2014 – 2016
- U.S. locations
- 28
- States / cities
- Huntsville, Alabama • Mobile, Alabama • Phoenix, Arizona + 23 more
- Conditions
- Heart Failure With Reduced Ejection Fraction
- Interventions
- ICD implantation
- Procedure
- Lead sponsor
- University of Rochester
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 3,290 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2025 – 2026
- U.S. locations
- 13
- States / cities
- Portland, Maine • Baltimore, Maryland • Boston, Massachusetts + 10 more
- Conditions
- Left Ventricular Systolic Dysfunction, Congestive Heart Failure, Ischemic and Non-ischemic Cardiomyopathy, Sudden Cardiac Death Primary Prevention
- Interventions
- Not listed
- Lead sponsor
- Seattle Institute for Cardiac Research
- Other
- Eligibility
- 18 Years to 90 Years
- Enrollment
- 1,855 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2009 – 2011
- U.S. locations
- 1
- States / cities
- Bellevue, Washington
- Conditions
- Heart Failure, Nonischemic Cardiomyopathy, Ischemic Cardiomyopathy, Ventricular Arrhythmia, Complications; Device, Cardiac
- Interventions
- Not listed
- Lead sponsor
- American College of Cardiology
- Other
- Eligibility
- Not listed
- Enrollment
- 1,750 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2005 – 2030
- U.S. locations
- 1
- States / cities
- Washington D.C., District of Columbia
- Conditions
- Conditions Requiring Diagnostic Evaluation
- Interventions
- Perform MRI in patients with pacemaker or ICD
- Diagnostic Test
- Lead sponsor
- Johns Hopkins University
- Other
- Eligibility
- 9 Years to 100 Years
- Enrollment
- 1,275 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2011 – 2015
- U.S. locations
- 1
- States / cities
- Baltimore, Maryland
- Conditions
- Cardiovascular Disease
- Interventions
- Therapy Programming Report (TPR)
- Behavioral
- Lead sponsor
- Medtronic Cardiac Rhythm and Heart Failure
- Industry
- Eligibility
- Not listed
- Enrollment
- 4,384 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2009 – 2013
- U.S. locations
- 83
- States / cities
- Anniston, Alabama • Phoenix, Arizona • Tucson, Arizona + 80 more
- Conditions
- Ventricular Tachycardia
- Interventions
- Sphere-9 Catheter with the Affera Mapping and Ablation System
- Device
- Lead sponsor
- Medtronic Cardiac Ablation Solutions
- Industry
- Eligibility
- 18 Years to 85 Years
- Enrollment
- 260 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2026 – 2028
- U.S. locations
- 3
- States / cities
- Winston-Salem, North Carolina • Columbus, Ohio • Austin, Texas
- Conditions
- Ventricular Tachycardia, Ventricular Fibrillation, Atrial Fibrillation
- Interventions
- Not listed
- Lead sponsor
- Boston Scientific Corporation
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 142 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2005 – 2008
- U.S. locations
- 3
- States / cities
- Chicago, Illinois • Charleston, South Carolina • Richmond, Virginia
- Conditions
- Heart Failure
- Interventions
- Ultra Conservative ICD Programming, Traditional ICD Programming
- Other
- Lead sponsor
- Vanderbilt University Medical Center
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 80 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2013 – 2016
- U.S. locations
- 1
- States / cities
- Nashville, Tennessee
- Conditions
- Heart Block, Bradycardia, Tachycardia, Arrhythmia
- Interventions
- MP3
- Device
- Lead sponsor
- Boston Children's Hospital
- Other
- Eligibility
- 4 Years to 55 Years
- Enrollment
- 100 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2007 – 2008
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- Conditions
- Coronary Artery Disease
- Interventions
- ICD
- Device
- Lead sponsor
- Medtronic Cardiac Rhythm and Heart Failure
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 175 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2008 – 2011
- U.S. locations
- 17
- States / cities
- Anchorage, Alaska • Brandon, Florida • Orlando, Florida + 14 more
- Conditions
- Diabetic Retinopathy, Macular Degeneration, Glaucoma, Retinitis Pigmentosa, Vision Disorders, Acute Coronary Syndrome, Implantable Defibrillator User, Congestive Heart Failure, Hypertrophic Obstructive Cardiomyopathy, Orthostatic Hypotension, Syncope, Presyncope, Narcolepsy, Dementia, Multiple Sclerosis, Parkinson Disease, Brain Injuries, Spinal Cord Injuries, Stroke, Vertigo, Dizziness, Seizures, Substance Use, Insulin Dependent Diabetes Mellitus, Arthritis, Foot--Abnormalities, Chronic Obstructive Pulmonary Disease, Obstructive Sleep Apnea, End Stage Renal Disease, Sleep Apnea, Insomnia, Restless Legs Syndrome
- Interventions
- Driving Decision Aid, Older Drivers Website
- Behavioral
- Lead sponsor
- University of Colorado, Denver
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 529 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2019 – 2023
- U.S. locations
- 3
- States / cities
- La Jolla, California • Aurora, Colorado • Indianapolis, Indiana
- Conditions
- Myocardial Infarction, Arrhythmia, Ventricular, Ischemic Cardiomyopathy
- Interventions
- T Wave Alternans Test
- Procedure
- Lead sponsor
- Medtronic Cardiac Rhythm and Heart Failure
- Industry
- Eligibility
- Not listed
- Enrollment
- 656 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2003 – 2007
- U.S. locations
- 47
- States / cities
- Mobile, Alabama • Phoenix, Arizona • Walnut Creek, California + 44 more
- Conditions
- Heart Failure
- Interventions
- Thyroid hormone T3, Control Group
- Drug · Other
- Lead sponsor
- Emory University
- Other
- Eligibility
- 18 Years to 80 Years
- Enrollment
- 14 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2022 – 2025
- U.S. locations
- 2
- States / cities
- Atlanta, Georgia
- Conditions
- Ventricular Arrhythmia, Ventricular Tachycardia, Premature Ventricular Contraction (PVC), Cardiomyopathy
- Interventions
- Not listed
- Lead sponsor
- University of California, Los Angeles
- Other
- Eligibility
- Not listed
- Enrollment
- 10,000 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2018 – 2027
- U.S. locations
- 34
- States / cities
- Phoenix, Arizona • Los Angeles, California • Sacramento, California + 25 more