Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Jul 24, 2026, 1:11 AM EDT

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Showing 1–24 of 42 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Sudden Cardiac Death
Interventions
Not listed
Lead sponsor
Harbinger Medical, Inc.
Industry
Eligibility
18 Years and older
Enrollment
320 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2009
U.S. locations
4
States / cities
Phoenix, Arizona • Wichita, Kansas • Boston, Massachusetts + 1 more
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Database Registry of the Intermountain Heart Collaborative Study

NCT00406185
Conditions
Coronary Artery Disease, Electrophysiology, Cardiovascular Disease
Interventions
Not listed
Lead sponsor
Intermountain Health Care, Inc.
Other
Eligibility
18 Years and older
Enrollment
30,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1994 – 2027
U.S. locations
1
States / cities
Murray, Utah
Conditions
Aortic Stenosis, Heart Block, Aortic Insufficiency
Interventions
Electrophysiology Study
Diagnostic Test
Lead sponsor
Henry Ford Health System
Other
Eligibility
18 Years and older
Enrollment
126 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Detroit, Michigan
Conditions
Healthy Volunteer
Interventions
SAGE-718, Placebo
Drug
Lead sponsor
Supernus Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
2
States / cities
Long Beach, California • Berlin, New Jersey
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
Conditions
Ventricular Tachycardia
Interventions
MRI guided VT ablation, Increased dose of amiodarone
Procedure · Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 99 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
1
States / cities
Portland, Oregon
Conditions
Neuromuscular Disease, Motor Neuron Disease, Inherited Neuromuscular Conditions, Inherited Neuropathies
Interventions
EIM testing, Nerve & muscle ultrasonography, Nerve conduction studies, Electromyography (EMG)
Device
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
2 Years to 110 Years
Enrollment
275 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2027
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Cardiac Electrophysiology
Interventions
Tetanizing Burst Therapy
Device
Lead sponsor
EP Sciences
Industry
Eligibility
18 Years to 80 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Baltimore, Maryland
Enrolling by invitation No phase listed Observational

Virtual Reality in Electrophysiology Laboratory (EP)

NCT04893278
Conditions
PVC - Premature Ventricular Complex, Ablation
Interventions
Virtual reality
Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
1
States / cities
Jacksonville, Florida
Recruiting Not applicable Interventional Accepts healthy volunteers

Effects of Clear Speech on Listening Effort and Memory in Sentence Processing

NCT06053190
Conditions
Speech, Memory, Delayed, Sensorineural Hearing Loss
Interventions
Sentence stimulus, Speaking style
Behavioral
Lead sponsor
University of Utah
Other
Eligibility
60 Years to 90 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
Salt Lake City, Utah
Conditions
Cardiac Arrhythmia
Interventions
Electrophysiology procedure
Device
Lead sponsor
CathVision ApS
Industry
Eligibility
18 Years and older
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Burlington, Vermont
Conditions
Venous Vascular Closure, Electrophysiology Study
Interventions
MYNX CONTROLTM VENOUS Vascular Closure Device
Device
Lead sponsor
Cordis US Corp.
Industry
Eligibility
Not listed
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
3
States / cities
Littleton, Colorado • Overland Park, Kansas • Raleigh, North Carolina
Completed Early Phase 1 Interventional Results available

MEG Study of Acute STX209 Effects in ASD

NCT02278328
Conditions
Autism Disorder
Interventions
STX209 (15mg), placebo, STX209 (30mg)
Drug
Lead sponsor
Timothy Roberts
Other
Eligibility
14 Years to 17 Years · Male only
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Terminated Not applicable Interventional Results available

Pediatric Lead Extractability and Survival Evaluation (PLEASE)

NCT00335036
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
Atrial Fibrillation
Interventions
Vdrive Lasso navigation, Manual Lasso navigation
Device · Procedure
Lead sponsor
Stereotaxis
Industry
Eligibility
18 Years to 80 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
3
States / cities
Lexington, Kentucky • Austin, Texas • Dallas, Texas
Conditions
Healthy Volunteer
Interventions
SAGE-904, Placebo, Ketamine
Drug
Lead sponsor
Supernus Pharmaceuticals, Inc.
Industry
Eligibility
21 Years to 55 Years
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Newark, New Jersey
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
Conditions
Cardiac Catheterization, Electrophysiology Procedure, Pediatric Cardiology
Interventions
Standard of Care, Weighted blanket
Other · Device
Lead sponsor
University of Michigan
Other
Eligibility
3 Years to 17 Years
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Ann Arbor, Michigan
Conditions
Schizophrenia
Interventions
ANAVEX3-71 oral capsules, Placebo oral capsules
Drug
Lead sponsor
Anavex Life Sciences Corp.
Industry
Eligibility
18 Years to 55 Years
Enrollment
71 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Marlton, New Jersey
Recruiting No phase listed Observational

ViewFlex X ICE First-in-Human Study

NCT06772493
Conditions
Cardiac Arrhythmias
Interventions
ViewFlex X ICE System
Device
Lead sponsor
Abbott Medical Devices
Industry
Eligibility
18 Years and older
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
8
States / cities
Jonesboro, Arkansas • La Jolla, California • Jacksonville, Florida + 5 more
Terminated No phase listed Observational

All Inclusive Kodex - EPD Study

NCT05489445
Conditions
Atrial Fibrillation
Interventions
KODEX - EPD
Device
Lead sponsor
University of Arizona
Other
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Phoenix, Arizona
Conditions
Intraoperative Awareness
Interventions
Isoproterenol
Drug
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
New York, New York
Conditions
LAMA2-MD (Merosin Deficient Congenital Muscular Dystrophy, MDC1A)
Interventions
Not listed
Lead sponsor
Cure CMD
Other
Eligibility
Not listed
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
San Pedro, California
Conditions
Hypertrophic Cardiomyopathy (HCM)
Interventions
Not listed
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
Up to 21 Years
Enrollment
145 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2012
U.S. locations
1
States / cities
Bethesda, Maryland