Independent directory Public ClinicalTrials.gov records United States
Clinical Trials Finder
Objective public record navigation
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.

Clear filters
ClinicalTrials.gov public records Last synced Jun 11, 2026, 2:54 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Condition: Conduction Defects Clear all
Withdrawn Phase 4 Interventional Accepts healthy volunteers

Micra AV Tracking During Exercise Testing

NCT05966168
View directory record Official record
Conditions
Heart Block AV
Interventions
Medtronic Micra AV Device
Device
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Apr 16, 2024 · Synced Jun 11, 2026, 2:54 AM EDT
Recruiting No phase listed Observational

PERceptions of Diltiazem Versus ADEnosine for Treatment of Supraventricular Tachycardia in the Emergency Department

NCT07086560
View directory record Official record
Conditions
Supraventricular Tachycardia (SVT)
Interventions
IV adenosine, IV diltiazem
Drug
Lead sponsor
University of Iowa
Other
Eligibility
18 Years to 100 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated May 27, 2026 · Synced Jun 11, 2026, 2:54 AM EDT
Completed No phase listed Observational

Genetic Substudy of the Alternans Before Cardioverter Defibrillator (ABCD) Trial

NCT00583297
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Feb 21, 2018 · Synced Jun 11, 2026, 2:54 AM EDT
Completed Not applicable Interventional Results available

Imaging With a Radio Tracer to Guide VT Ablations

NCT01250912
View directory record Official record
Conditions
Ventricular Tachycardia, Arrhythmia
Interventions
123I-metaiodobenzylguanidine
Drug
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2019
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 26, 2022 · Synced Jun 11, 2026, 2:54 AM EDT
Terminated No phase listed Observational

A Registry to Determine the Clinical and Genetic Risk Factors for Torsade De Pointes

NCT02439645
View directory record Official record
Conditions
Long qt Syndrome, Torsade de Pointes
Interventions
Not listed
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2019
U.S. locations
4
States / cities
Boston, Massachusetts • West Roxbury, Massachusetts
Source: ClinicalTrials.gov public record
Updated Dec 2, 2021 · Synced Jun 11, 2026, 2:54 AM EDT
Not listed Not applicable Interventional

Transcutaneous Vagal Nerve Stimulation to Prevent Tachyarrhythmias in Patients Early Following Myocardial Infarction

NCT05750108
View directory record Official record
Conditions
Myocardial Infarction, Tachyarrhythmia
Interventions
Parasym device (active, current (mA) < discomfort threshold), Parasym device (sham, current (mA) = 0)
Device
Lead sponsor
Hippocration General Hospital
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Feb 28, 2023 · Synced Jun 11, 2026, 2:54 AM EDT
Active, not recruiting Not applicable Interventional

REsynchronization Comparison In LBBB and Normal or Mildly Reduced VENTricular Function With CRT (REINVENT-CRT)

NCT05652218
View directory record Official record
Conditions
Left Ventricular Ejection Fraction, Heart Failure (HF), Left Bundle-Branch Block
Interventions
LB-CRT, BIV-CRT
Device
Lead sponsor
Inova Health Care Services
Other
Eligibility
Not listed
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
2
States / cities
Durham, North Carolina • Falls Church, Virginia
Source: ClinicalTrials.gov public record
Updated May 5, 2026 · Synced Jun 11, 2026, 2:54 AM EDT
Completed Not applicable Interventional Results available

Using Non-Fluoroscopic Imaging Devices to Decrease Radiation Exposure During Ablation of Supraventricular Tachycardia

NCT00979303
View directory record Official record
Conditions
Supraventricular Tachycardia
Interventions
Intracardiac echocardiography and 3D navigational system
Device
Lead sponsor
Boston Children's Hospital
Other
Eligibility
8 Years to 21 Years
Enrollment
74 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 7, 2018 · Synced Jun 11, 2026, 2:54 AM EDT
Recruiting Not applicable Interventional

Continuous Versus Intermittent cARdiac Electrical moNitorinG

NCT04336644
View directory record Official record
Conditions
Torsades de Pointe Caused by Drug, Long QT Syndrome
Interventions
BodyGuardian Mini Plus
Device
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Dec 29, 2025 · Synced Jun 11, 2026, 2:54 AM EDT
Completed No phase listed Observational

Multicenter Evaluation of Children and Young Adults With Genotype Positive Long QT Syndrome

NCT01705925
View directory record Official record
Conditions
Long QT Syndrome
Interventions
Not listed
Lead sponsor
Pediatrix
Other
Eligibility
Up to 20 Years
Enrollment
92 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2018
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated May 5, 2019 · Synced Jun 11, 2026, 2:54 AM EDT
Completed Not applicable Interventional

Conduction Disease After Transcatheter Aortic Valve Replacement

NCT04489095
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Dec 13, 2022 · Synced Jun 11, 2026, 2:54 AM EDT
Terminated No phase listed Observational Accepts healthy volunteers

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

NCT06647459
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated May 5, 2026 · Synced Jun 11, 2026, 2:54 AM EDT
Completed Phase 4 Interventional Results available

Antiarrhythmic Effects of Spironolactone in Patients With ICDs

NCT04495712
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Oct 8, 2020 · Synced Jun 11, 2026, 2:54 AM EDT
Terminated No phase listed Observational Results available

NICU-TECH RM9L-RS Probe ME Feasibility Study

NCT01181596
View directory record Official record
Conditions
Neonates
Interventions
Not listed
Lead sponsor
GE Healthcare
Industry
Eligibility
23 Weeks to 6 Months
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Aug 5, 2019 · Synced Jun 11, 2026, 2:54 AM EDT
Completed Phase 2 Interventional Results available

Evaluating Ventricular Arrhythmia in Subjects With Implantable Cardioverter Defibrillator or Cardiac Resynchronization Therapy-Defibrillator

NCT02104583
View directory record Official record
Conditions
Ventricular Arrhythmia
Interventions
Eleclazine, Placebo to match eleclazine
Drug
Lead sponsor
Gilead Sciences
Industry
Eligibility
18 Years to 80 Years
Enrollment
313 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
37
States / cities
Mesa, Arizona • Long Beach, California • Los Angeles, California + 32 more
Source: ClinicalTrials.gov public record
Updated Apr 8, 2019 · Synced Jun 11, 2026, 2:54 AM EDT
Completed Not applicable Interventional Results available

Safety and Performance Study of the INGEVITY Lead

NCT01688843
View directory record Official record
Conditions
Bradycardia, Sinus Node Dysfunction
Interventions
INGEVITY lead
Device
Lead sponsor
Boston Scientific Corporation
Industry
Eligibility
18 Years and older
Enrollment
1,060 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2019
U.S. locations
44
States / cities
Gilbert, Arizona • Glendale, Arizona • Tucson, Arizona + 39 more
Source: ClinicalTrials.gov public record
Updated Mar 9, 2020 · Synced Jun 11, 2026, 2:54 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Surpoint Algorithm for Improved Guidance of Ablation for Ventricular Tachycardia

NCT05618717
View directory record Official record
Conditions
Ventricular Tachycardia
Interventions
Radiofrequency Ablation
Device
Lead sponsor
Rush University Medical Center
Other
Eligibility
19 Years to 80 Years
Enrollment
103 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2023
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Dec 4, 2023 · Synced Jun 11, 2026, 2:54 AM EDT
Completed Phase 3 Interventional

Etripamil Nasal Spray in Patients With Paroxysmal Supraventricular Tachycardia

NCT04952610
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated May 14, 2026 · Synced Jun 11, 2026, 2:54 AM EDT
Completed Not applicable Interventional Results available

Bipolar Ventricular Tachycardia (VT) Study

NCT02374476
View directory record Official record
Conditions
Ventricular Tachycardia
Interventions
Bipolar Ablation
Device
Lead sponsor
Srinivas Dukkipati
Other
Eligibility
18 Years and older
Enrollment
145 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2020
U.S. locations
6
States / cities
Maywood, Illinois • Boston, Massachusetts • New York, New York + 2 more
Source: ClinicalTrials.gov public record
Updated Oct 31, 2022 · Synced Jun 11, 2026, 2:54 AM EDT
Completed No phase listed Observational

Brain Perfusion and Hemodynamic Stability in Patients Undergoing Radiofrequency Ablation of Ventricular Tachycardia

NCT01695551
View directory record Official record
Conditions
Ventricular Tachycardia
Interventions
Data Collection Forms
Other
Lead sponsor
Dhanunjaya Lakkireddy, MD, FACC
Other
Eligibility
18 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
1
States / cities
Kansas City, Kansas
Source: ClinicalTrials.gov public record
Updated Jan 8, 2017 · Synced Jun 11, 2026, 2:54 AM EDT
Completed Phase 3 Interventional Results available

Ranolazine Implantable Cardioverter-Defibrillator Trial

NCT01215253
View directory record Official record
Conditions
Ischemic Cardiomyopathy, Nonischemic Cardiomyopathy, Heart Failure
Interventions
Ranolazine
Drug
Lead sponsor
University of Rochester
Other
Eligibility
21 Years and older
Enrollment
1,012 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2017
U.S. locations
83
States / cities
Tucson, Arizona • Little Rock, Arkansas • East Palo Alto, California + 70 more
Source: ClinicalTrials.gov public record
Updated Aug 26, 2018 · Synced Jun 11, 2026, 2:54 AM EDT
Recruiting Phase 1 Interventional

A Study of SGT-501 Gene Therapy in Catecholaminergic Polymorphic Ventricular Tachycardia (CPVT)

NCT07148089
View directory record Official record
Conditions
Catecholaminergic Polymorphic Ventricular Tachycardia
Interventions
SGT-501
Drug
Lead sponsor
Solid Biosciences Inc.
Industry
Eligibility
7 Years and older
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2031
U.S. locations
4
States / cities
Boston, Massachusetts • Rochester, Minnesota • Cleveland, Ohio + 1 more
Source: ClinicalTrials.gov public record
Updated Jun 1, 2026 · Synced Jun 11, 2026, 2:54 AM EDT
Completed Phase 3 Interventional Results available

Intracardiac CrYoablation for AtrioVentricular Nodal Reentrant Tachycardia

NCT01426425
View directory record Official record
Conditions
AtrioVentricular Nodal Reentrant Tachycardia, Supraventricular Tachycardia, Heart Disease
Interventions
Freezor Xtra Cryoablation Catheter
Device
Lead sponsor
Medtronic Cardiac Ablation Solutions
Industry
Eligibility
18 Years and older
Enrollment
572 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
26
States / cities
Phoenix, Arizona • Santa Monica, California • Stanford, California + 23 more
Source: ClinicalTrials.gov public record
Updated Feb 12, 2025 · Synced Jun 11, 2026, 2:54 AM EDT
Terminated No phase listed Observational

LifeVest Post-CABG Registry

NCT01448005
View directory record Official record
Conditions
Sudden Cardiac Death, Ventricular Fibrillation, Ventricular Tachycardia, Ventricular Dysfunction, Myocardial Ischemia
Interventions
wearable defibrillator (LifeVest)
Device
Lead sponsor
Zoll Medical Corporation
Industry
Eligibility
18 Years and older
Enrollment
69 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
5
States / cities
Sacramento, California • Atlanta, Georgia • Takoma Park, Maryland + 2 more
Source: ClinicalTrials.gov public record
Updated Dec 5, 2017 · Synced Jun 11, 2026, 2:54 AM EDT