Independent directory Public ClinicalTrials.gov records United States
Clear filters
ClinicalTrials.gov public records Last synced Sep 3, 2026, 8:51 AM EDT

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

Showing 1–19 of 19 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Heart Failure, Left Bundle-Branch Block
Interventions
Mapping and Pacing the His Bundle, Placing a guidewire in Coronary sinus for measurement of Q-LV during His Bundle pacing or, if needed, for LV pacing
Procedure
Lead sponsor
Abbott Medical Devices
Industry
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
1
States / cities
Tampa, Florida
Conditions
Ventricular Flutter, Atrioventricular Block, Intraventricular Conduction Delay, Bundle Branch Block, Pacemaker Implantation
Interventions
Permanent Pacemaker Placement
Device
Lead sponsor
Baylor Research Institute
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
Plano, Texas
Conditions
Atrial Fibrillation, Mitral Valve Insufficiency, Mitral Valve Stenosis
Interventions
MVS, Ablation
Procedure · Device
Lead sponsor
Annetine Gelijns
Other
Eligibility
18 Years and older
Enrollment
260 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2015
U.S. locations
18
States / cities
New Haven, Connecticut • Newark, Delaware • Atlanta, Georgia + 14 more
Conditions
Bradycardia
Interventions
Micra AV Transcatheter Pacing System
Device
Lead sponsor
Medtronic
Industry
Eligibility
Not listed
Enrollment
802 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2026
U.S. locations
46
States / cities
Birmingham, Alabama • Rancho Mirage, California • Redwood City, California + 37 more
Conditions
Heart Failure
Interventions
Pressure/Conductance Catheter
Procedure
Lead sponsor
Lancaster General Hospital
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
Lancaster, Pennsylvania
Conditions
Chronic Atrial Fibrillation, Persistent Atrial Fibrillation
Interventions
RF ablation PVI alone, RF ablation PVI plus LPAW
Procedure
Lead sponsor
Sequoia Hospital
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
1
States / cities
Redwood City, California
Active, not recruiting No phase listed Observational

Micra Transcatheter Pacing System Post-Approval Registry

NCT02536118
Conditions
Bradycardia
Interventions
Micra Transcatheter Pacing System
Device
Lead sponsor
Medtronic
Industry
Eligibility
Not listed
Enrollment
3,100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2027
U.S. locations
52
States / cities
Birmingham, Alabama • Los Angeles, California • Redwood City, California + 49 more
Conditions
Ventilator Induced Diaphragm Dysfunction
Interventions
Lungpacer DPTS (Diaphragm Pacing Therapy System)
Device
Lead sponsor
Lungpacer Medical Inc.
Industry
Eligibility
18 Years and older
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
4
States / cities
Gainesville, Florida • New York, New York • Philadelphia, Pennsylvania + 1 more
Conditions
Atrial Fibrillation, Arrhythmias, Cardiac
Interventions
Standard Atrial fibrillation ablation, Coronary sinus to left atrium connection elimination
Procedure
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Recruiting No phase listed Observational

Abbott Vascular Medical Device Registry

NCT04573660
Conditions
Acute Myocardial Infarction, Restenoses, Coronary, Coronary Artery Lesions, Venous Embolism, Arterial Embolism
Interventions
Coronary and peripheral stents, Pacing catheters, Vascular plugs, Measurement and imaging (FFR and OCT), Peripheral dilatation catheters, Coronary dilatation catheters, Coronary and peripheral guidewires, Vessel closure/compression devices, Vascular access introducers
Device
Lead sponsor
Abbott Medical Devices
Industry
Eligibility
18 Years and older
Enrollment
3,784 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2031
U.S. locations
7
States / cities
Birmingham, Alabama • Little Rock, Arkansas • Los Angeles, California + 4 more
Conditions
Atrial Fibrillation
Interventions
Pace During 1st Half of Lesion, Pace During 2nd Half of Lesion
Procedure
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years and older
Enrollment
64 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
New York, New York
Completed No phase listed Observational Accepts healthy volunteers

Transvenous Lead Removal Post-Market Clinical Study

NCT03688412
Conditions
Cardiac Electrophysiology
Interventions
Cook lead extraction devices
Device
Lead sponsor
Cook Research Incorporated
Industry
Eligibility
18 Years and older
Enrollment
230 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
6
States / cities
San Francisco, California • Urbana, Illinois • Raleigh, North Carolina + 3 more
Recruiting Not applicable Interventional

Ventricular Tachycardia Mechanisms

NCT05478213
Conditions
Ventricular Tachycardia
Interventions
Monophasic Action Potential (MAP) Catheter
Device
Lead sponsor
Emory University
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
3
States / cities
Atlanta, Georgia
Completed No phase listed Observational

iBeat Wristwatch Validation Study

NCT03711695
Conditions
Arrythmia, Cardiac
Interventions
iBeat wristwatch device
Device
Lead sponsor
University of California, San Francisco
Other
Eligibility
21 Years to 85 Years
Enrollment
55 participants
Timeline
2018
U.S. locations
1
States / cities
San Francisco, California
Conditions
Pulmonary Hypertension
Interventions
Catheterization Pacing
Procedure
Lead sponsor
Stanford University
Other
Eligibility
5 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2029
U.S. locations
1
States / cities
Stanford, California
Completed Not applicable Interventional

Pacing in First-degree AV-block

NCT01985802
Conditions
First-degree AV-block, Pacing
Interventions
Pacing
Other
Lead sponsor
Duke University
Other
Eligibility
21 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Durham, North Carolina
Conditions
Ventilator Induced Diaphragm Dysfunction
Interventions
Lungpacer Diaphragm Pacing Therapy
Device
Lead sponsor
Lungpacer Medical Inc.
Industry
Eligibility
18 Years and older
Enrollment
223 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
22
States / cities
Stanford, California • Aurora, Colorado • Gainesville, Florida + 17 more
Conditions
Tachyarrhythmia
Interventions
defibrillation lead
Device
Lead sponsor
Medtronic
Industry
Eligibility
Not listed
Enrollment
2,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2032
U.S. locations
52
States / cities
Birmingham, Alabama • Stanford, California • Torrance, California + 45 more
Conditions
Sinus Bradycardia, Atrioventricular Block
Interventions
Adenosine, Cardiac catheterization
Drug · Procedure
Lead sponsor
Columbia University
Other
Eligibility
6 Months to 25 Years
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
New York, New York