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ClinicalTrials.gov public records Last synced Nov 14, 2026, 6:45 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 121–144 of 206 matching trials from the live ClinicalTrials.gov search.

Filters: Condition: Implantable Defibrillator Clear all

Conditions: Atrial Fibrillation, Atrial Flutter, Stroke, Embolism, Systemic Arterial, Major Bleeding
Interventions: Home Monitoring Guided OAC, Physician-Directed OAC; Drug
Lead sponsor: Biotronik, Inc.; Industry
Eligibility: 18 Years and older
Enrollment: 2,718 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2008 – 2013
U.S. locations: 73
States / cities: Phoenix, Arizona • Scottsdale, Arizona • Anaheim, California + 70 more

Conditions: Heart Failure, Congestive
Interventions: Cardiac Resynchronization Therapy Device; Device
Lead sponsor: Medtronic Cardiac Rhythm and Heart Failure; Industry
Eligibility: 18 Years and older
Enrollment: 1,024 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2004 – 2008
U.S. locations: 93
States / cities: Huntsville, Alabama • Phoenix, Arizona • Scottsdale, Arizona + 90 more

Conditions: Congestive Heart Failure, Cardiac Resynchronization Therapy
Interventions: Vipassana Meditation practice and instruction, Standard Medical Care; Behavioral · Other
Lead sponsor: University of California, Davis; Other
Eligibility: 18 Years to 85 Years
Enrollment: 27 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2007 – 2012
U.S. locations: 1
States / cities: Sacramento, California

Conditions: Implantable Defibrillator User, Terminal Illness
Interventions: GAME-EOL; Behavioral
Lead sponsor: Debra Moser; Other
Eligibility: 18 Years to 99 Years
Enrollment: 60 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2021 – 2023
U.S. locations: 1
States / cities: Lexington, Kentucky

Conditions: Bradycardia, Tachycardia, Atrial Fibrillation, Valvular Heart Disease
Interventions: continue warfarin through the procedure, Hold warfarin, Warfarin held with heparin transition.; Drug
Lead sponsor: Johns Hopkins University; Other
Eligibility: 18 Years to 99 Years
Enrollment: 104 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2007 – 2010
U.S. locations: 2
States / cities: Baltimore, Maryland • Columbia, Maryland

Conditions: Myocardial Infarction, Sudden Death
Interventions: Implantable Cardioverter Defibrillator + Usual Care, Usual care; Device · Other
Lead sponsor: University of Calgary; Other
Eligibility: 18 Years to 80 Years
Enrollment: 700 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2011 – 2024
U.S. locations: 29
States / cities: Huntsville, Alabama • Lakewood, Colorado • Tampa, Florida + 23 more

Conditions: Coronary Artery Disease, Left Ventricular Dysfunction, Sudden Cardiac Death
Interventions: Not listed
Lead sponsor: Brigham and Women's Hospital; Other
Eligibility: 18 Years and older
Enrollment: 5,764 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2007 – 2027
U.S. locations: 86
States / cities: Anchorage, Alaska • Glendale, Arizona • Phoenix, Arizona + 76 more

Conditions: Patients With a Generation 2 Medtronic Implantable Cardioverter-defibrillator(ICD)
Interventions: Not listed
Lead sponsor: Englewood Hospital and Medical Center; Other
Eligibility: 18 Years and older
Enrollment: 100 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2012 – 2015
U.S. locations: 1
States / cities: Englewood, New Jersey

Conditions: Heart Failure
Interventions: Not listed
Lead sponsor: Virginia Commonwealth University; Other
Eligibility: 18 Years and older
Enrollment: 37 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2014 – 2016
U.S. locations: 1
States / cities: Richmond, Virginia

Conditions: Arrythmias
Interventions: Not listed
Lead sponsor: National Institute of Environmental Health Sciences (NIEHS); NIH
Eligibility: 0 Years to 90 Years
Enrollment: 500 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 1998 – 2004
U.S. locations: 1
States / cities: Boston, Massachusetts

Conditions: Heart Failure
Interventions: LMI 1195; Drug
Lead sponsor: Lantheus Medical Imaging; Industry
Eligibility: 18 Years and older
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2010 – 2011
U.S. locations: 1
States / cities: New York, New York

Conditions: Implantable Cardioverter Defibrillators, CRT-D Cardiac Resynchronization Therapy Defibrillator
Interventions: Not listed
Lead sponsor: Boston Scientific Corporation; Industry
Eligibility: Not listed
Enrollment: 1,600 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2014 – 2021
U.S. locations: 51
States / cities: Birmingham, Alabama • Glendale, Arizona • Tucson, Arizona + 44 more

Conditions: Heart Disease, Cardiovascular Disease, Heart Failure, Arrhythmias, Cardiac
Interventions: Unpaired remote monitoring transmitter; Device
Lead sponsor: Abbott Medical Devices; Industry
Eligibility: 18 Years and older
Enrollment: 99 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2013 – 2015
U.S. locations: 1
States / cities: Zanesville, Ohio

Conditions: Implantable Defibrillator User
Interventions: Ellipse VR ICD and Durata/Optisure lead; Device
Lead sponsor: Abbott Medical Devices; Industry
Eligibility: 18 Years and older
Enrollment: 227 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2016 – 2018
U.S. locations: 26
States / cities: Phoenix, Arizona • Bakersfield, California • La Jolla, California + 22 more

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: Heart Failure, Ventricular Arrythmias
Interventions: Testing of the autocapture features of the device; Device
Lead sponsor: Abbott Medical Devices; Industry
Eligibility: 18 Years and older
Enrollment: 128 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2008 – 2010
U.S. locations: 5
States / cities: Little Rock, Arkansas • Browns Mills, New Jersey • Nashville, Tennessee + 1 more

Conditions: Heart Failure, Systolic
Interventions: Not listed
Lead sponsor: Todd M Koelling, MD; Other
Eligibility: 18 Years and older
Enrollment: 452 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2011 – 2013
U.S. locations: 1
States / cities: Ann Arbor, Michigan

Conditions: Chronic Heart Failure
Interventions: BAY2413555 Dose 1, BAY2413555 Dose 2, Placebo to BAY2413555; Drug
Lead sponsor: Bayer; Industry
Eligibility: 18 Years to 79 Years
Enrollment: 22 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2022 – 2023
U.S. locations: 3
States / cities: Atlanta, Georgia • Silver Spring, Maryland • Camp Hill, Pennsylvania

Conditions: Dilated Cardiomyopathy, Primary Prevention of Sudden Cardiac Death, Implantable Cardioverter Defibrillator
Interventions: Not listed
Lead sponsor: Catholic University of the Sacred Heart; Other
Eligibility: 18 Years and older
Enrollment: 200 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: Started 2009
U.S. locations: 1
States / cities: Austin, Texas

Conditions: Implantable Cardioverter-defibrillators (ICDs)
Interventions: Pre-visit timing of receipt of the ICDs implantation decision aid, Post-visit timing of receipt of the ICDs implantation decision aid; Behavioral
Lead sponsor: Emory University; Other
Eligibility: 18 Years and older
Enrollment: 25 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2019
U.S. locations: 3
States / cities: Atlanta, Georgia

Conditions: Need for MRI Imaging With Pacemaker or, Implantable Cardioverter Defibrillator Implanted
Interventions: MRI with pacemaker or ICD; Device
Lead sponsor: Scripps Health; Other
Eligibility: 18 Years and older
Enrollment: 2,039 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2009 – 2014
U.S. locations: 21
States / cities: Burbank, California • La Jolla, California • Los Angeles, California + 16 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: Inappropriate Shocks From Implanted Defibrillator, ICD Replacement or Upgrade
Interventions: ICD replacement or upgrade; Device
Lead sponsor: MicroPort CRM; Industry
Eligibility: 18 Years and older
Enrollment: 881 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2020 – 2025
U.S. locations: 5
States / cities: Fort Lauderdale, Florida • Chicago, Illinois • Maywood, Illinois + 2 more

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

Search by objective public record fields.

Combined Use of BIOTRONIK Home Monitoring and Predefined Anticoagulation to Reduce Stroke Risk

PARTNERS HF: Program to Access and Review Trending Information and Evaluate Correlation to Symptoms in Patients With Heart Failure

Improvement in Clinical Outcomes in Heart Failure Patients With ICDs That Practice Meditation

GAMification to Encourage End-Of-Life Discussions Between ICD Patients and Caregivers

Randomized Study of the Use of Warfarin During Pacemaker or ICD Implantation in Patients Requiring Long Term Anticoagulation

Efficacy of Implantable Defibrillator Therapy After a Myocardial Infarction

PRE-DETERMINE Cohort Study

Utility of the Audible Alert in Current Generation Medtronic Implantable Cardioverter-defibrillators

Implantable Cardioverter Defibrillator (ICD) Function During Ventricular Assist Device (VAD) Implantation

Air Pollution and Implantable Cardioverter Defibrillators

Trial to Determine Imaging Parameters of LMI1195 in Heart Failure Patients at Low and High Risk of Defibrillator Firing

LONGEVITY Study. Evaluation of the Device and Battery Longevity of Boston Scientific Market-released ICD and CRT-D Devices

Remote Device Interrogation In The Emergency Department

A Clinical Evaluation of the Durata or Optisure High Voltage Leads and Ellipse VR ICD Undergoing MRI, an IDE Study

The Efficacy of Single Coil Defibrillation Leads for Internal Cardioversion of Atrial Fibrillation

Safety and Efficacy of Automatic Testing Feature in New ICDs and CRT-Ds

Patient and Physician Survey Determinants of Appropriate ICD Utilization

A Study to Learn How Safe Study Drug BAY2413555 is, How it Affects the Body, and How it Moves Into, Through, and Out of the Body Over 4 Weeks of Use in Participants With Heart Failure and Implanted Cardiac Defibrillator or Cardiac Resynchronization Devices (ICD/CRT)

Electrophysiologic and Morphologic Assessment of the Substrate to Guide Implantation of Defibrillators in Dilated Cardiomyopathy

Syngery-Evaluating the Impact of Decision Aid

The MagnaSafe Registry: Determining the Risks of Magnetic Resonance Imaging (MRI) in the Presence of Pacemakers and Implantable Cardioverter Defibrillators (ICDs)

Advancing Understanding of Transportation Options

Observational Study on Inappropriate Therapies

Pediatric Lead Extractability and Survival Evaluation (PLEASE)