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ClinicalTrials.gov public records Last synced Oct 21, 2026, 6:34 AM EDT

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Showing 1–24 of 140 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Cardiac Pacemaker Clear all
Terminated Not applicable Interventional Results available

Investigational Device Exemption (IDE) Study for the Approval of Closed Loop Stimulation (CLS) and Cardiac Resyncronization Pacing Therapies (CRT) for the Treatment of Atrial Fibrillation (AF) With Ablate and Pace

NCT00356057
View directory record Official record
Conditions
Atrial Fibrillation, Congestive Heart Failure
Interventions
Protos DR/CLS and Stratos LV CRT pacemakers
Device
Lead sponsor
Biotronik, Inc.
Industry
Eligibility
18 Years and older
Enrollment
153 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2008
U.S. locations
10
States / cities
Birmingham, Alabama • Lake Charles, Louisiana • Boston, Massachusetts + 7 more
Source: ClinicalTrials.gov public record
Updated Feb 27, 2018 · Synced Oct 21, 2026, 6:34 AM EDT
Recruiting Not applicable Interventional

Remote Alert Pathway To Optimize CaRe of Cardiac Implantable Electrical Devices

NCT06937658
View directory record Official record
Conditions
Pacemaker DDD, Implantable Defibrillator User
Interventions
Alert-based care, Guideline-based care
Device
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 7, 2026 · Synced Oct 21, 2026, 6:34 AM EDT
Completed No phase listed Observational

iPod and Other MP3 Players on ICDs and Pacemakers in Children

NCT00542854
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jan 28, 2009 · Synced Oct 21, 2026, 6:34 AM EDT
Completed No phase listed Observational

MEDTRONIC ADAPTA, VERSA AND SENSIA nEw3 POST APPROVAL STUDY

NCT01076374
View directory record Official record
Conditions
Arrhythmia, Bradycardia
Interventions
Not listed
Lead sponsor
Medtronic
Industry
Eligibility
Not listed
Enrollment
2,927 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2015
U.S. locations
110
States / cities
Birmingham, Alabama • Anchorage, Alaska • Gilbert, Arizona + 107 more
Source: ClinicalTrials.gov public record
Updated Apr 26, 2018 · Synced Oct 21, 2026, 6:34 AM EDT
Terminated No phase listed Observational Results available

P3: Pacemaker Patient Profiling Study

NCT00294060
View directory record Official record
Conditions
Bradycardia
Interventions
Not listed
Lead sponsor
Medtronic Cardiac Rhythm and Heart Failure
Industry
Eligibility
18 Years and older
Enrollment
2,013 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2007
U.S. locations
83
States / cities
Birmingham, Alabama • Prescott, Arizona • Little Rock, Arkansas + 80 more
Source: ClinicalTrials.gov public record
Updated May 6, 2011 · Synced Oct 21, 2026, 6:34 AM EDT
Completed Not applicable Interventional Results available

ZIPS Study - Zip Incision aPproximation vs. Suture

NCT02213510
View directory record Official record
Conditions
Wound, Cardiac Arrhythmia
Interventions
Zip Surgical Skin Closure Device, Standard Suture Closure
Device
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated May 30, 2016 · Synced Oct 21, 2026, 6:34 AM EDT
Completed Not applicable Interventional Results available

Optimize RV Follow-up Selective Site Pacing Clinical Trial

NCT00949715
View directory record Official record
Conditions
Cardiac Pacing, Right Ventricular Pacing, Left Ventricular Ejection Fraction
Interventions
Medtronic or Vitatron Dual-Chamber Pacemaker, Medtronic SelectSecure 3830 Lead
Device
Lead sponsor
Medtronic Cardiac Rhythm and Heart Failure
Industry
Eligibility
18 Years and older
Enrollment
67 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
10
States / cities
Des Moines, Iowa • Silver Spring, Maryland • Southfield, Michigan + 7 more
Source: ClinicalTrials.gov public record
Updated Feb 15, 2018 · Synced Oct 21, 2026, 6:34 AM EDT
Completed No phase listed Observational Results available

ProMRI Study of the Entovis Pacemaker System (Phase B)

NCT02009696
View directory record Official record
Conditions
Magnetic Resonance Imaging (MRI); Cardiac Pacing
Interventions
Patients with a ProMRI Pacemaker System, Magnetic Resonance Imaging (MRI) scan
Device · Other
Lead sponsor
Biotronik, Inc.
Industry
Eligibility
18 Years and older
Enrollment
221 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
32
States / cities
Phoenix, Arizona • Scottsdale, Arizona • Concord, California + 28 more
Source: ClinicalTrials.gov public record
Updated Nov 25, 2015 · Synced Oct 21, 2026, 6:34 AM EDT
Completed Phase 1 Interventional

Natural History and Results of Dual Chamber (DDD) Pacemaker Therapy of Children With Obstructive Hypertrophic Cardiomyop...

NCT00001396
View directory record Official record
Conditions
Hypertrophic Cardiomyopathy
Interventions
Paragon Pacemaker
Device
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
5 Years to 20 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1993 – 2008
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 2, 2017 · Synced Oct 21, 2026, 6:34 AM EDT
Completed No phase listed Observational

Placement of Permanent Pacemaker Study

NCT00512161
View directory record Official record
Conditions
Cardiac Surgical Procedures
Interventions
Not listed
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years and older
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2011
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jan 19, 2017 · Synced Oct 21, 2026, 6:34 AM EDT
Recruiting No phase listed Observational

Aveir AR Coverage With Evidence Development (CED) Study

NCT06100770
View directory record Official record
Conditions
Cardiac Pacemaker, Arrhythmia, Bradycardia
Interventions
Aveir AR Leadless Pacemaker, Single-chamber atrial transvenous pacemaker
Device
Lead sponsor
Abbott Medical Devices
Industry
Eligibility
18 Years and older
Enrollment
586 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2031
U.S. locations
1
States / cities
Sylmar, California
Source: ClinicalTrials.gov public record
Updated Oct 19, 2026 · Synced Oct 21, 2026, 6:34 AM EDT
Completed No phase listed Observational

Study to Monitor Patients With Pacemakers or ICDs Who Undergo MRI Scans

NCT01999751
View directory record Official record
Conditions
Arrhythmias, Cardiac
Interventions
MRI Scan
Device
Lead sponsor
Essentia Health
Other
Eligibility
18 Years and older
Enrollment
124 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2018
U.S. locations
1
States / cities
Duluth, Minnesota
Source: ClinicalTrials.gov public record
Updated Apr 12, 2018 · Synced Oct 21, 2026, 6:34 AM EDT
Active, not recruiting No phase listed Observational

AVEIR DR Coverage With Evidence Development (CED) Study

NCT05932602
View directory record Official record
Conditions
Cardiac Pacemaker, Arrythmia, Bradycardia
Interventions
Aveir DR Leadless Pacemaker System, Dual Chamber Transvenous Pacemaker
Device
Lead sponsor
Abbott Medical Devices
Industry
Eligibility
18 Years and older
Enrollment
2,812 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2030
U.S. locations
1
States / cities
Sylmar, California
Source: ClinicalTrials.gov public record
Updated Oct 19, 2026 · Synced Oct 21, 2026, 6:34 AM EDT
Recruiting Not applicable Interventional

Chronic Evaluation of Novel Pacemaker System

NCT06056817
View directory record Official record
Conditions
Ventricular Pacing With Rate Response, Bradycardia
Interventions
Calyan Pacemaker
Device
Lead sponsor
Calyan Technologies
Industry
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Sep 1, 2026 · Synced Oct 21, 2026, 6:34 AM EDT
Terminated No phase listed Observational

His Bundle Recording From Subclavian Vein

NCT04115735
View directory record Official record
Conditions
Atrial Fibrillation, Congestive Heart Failure
Interventions
Not listed
Lead sponsor
TriHealth Inc.
Other
Eligibility
18 Years to 105 Years
Enrollment
1 participant
Timeline
2019 – 2020
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Aug 8, 2023 · Synced Oct 21, 2026, 6:34 AM EDT
Withdrawn Phase 4 Interventional

Remote Interrogation in Rural Emergency Departments

NCT02421549
View directory record Official record
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
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Albuquerque, New Mexico
Source: ClinicalTrials.gov public record
Updated Feb 4, 2019 · Synced Oct 21, 2026, 6:34 AM EDT
Terminated No phase listed Observational Results available

Arrythmia Burden in Cardiac Contractility Modulation (CCM)

NCT05704426
View directory record Official record
Conditions
Atrial Fibrillation, Arrythmia
Interventions
Impulse Dynamics Optimizer Device
Device
Lead sponsor
Hackensack Meridian Health
Other
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
1
States / cities
Hackensack, New Jersey
Source: ClinicalTrials.gov public record
Updated Aug 19, 2024 · Synced Oct 21, 2026, 6:34 AM EDT
Recruiting No phase listed Observational

Inappropriate Sinus Tachycardia Registry

NCT05107635
View directory record Official record
Conditions
Inappropriate Sinus Tachycardia, Postural Tachycardia Syndrome
Interventions
AtriCure Commercially Available Devices
Device
Lead sponsor
AtriCure, Inc.
Industry
Eligibility
18 Years to 100 Years
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2030
U.S. locations
12
States / cities
Loma Linda, California • Palo Alto, California • Redwood City, California + 9 more
Source: ClinicalTrials.gov public record
Updated Oct 7, 2026 · Synced Oct 21, 2026, 6:34 AM EDT
Terminated Phase 1 Interventional

Study of the Effects of BMS-919373 on the Electrical Activity of the Heart Using Pacemakers

NCT02153437
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
BMS-919373, Sotalol, Placebo for BMS-919373
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
18 Years to 85 Years
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Dec 19, 2023 · Synced Oct 21, 2026, 6:34 AM EDT
Completed Not applicable Interventional Results available

Effect of Chronic Changes in Heart Rate on Congestive Heart Failure

NCT00389649
View directory record Official record
Conditions
Heart Failure, Congestive
Interventions
heart rate setting
Device
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years and older
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2005
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 20, 2021 · Synced Oct 21, 2026, 6:34 AM EDT
Completed Not applicable Interventional

Personalized Pacing: A New Paradigm for Patients With Diastolic Dysfunction or Heart Failure With Preserved Ejection Fraction

NCT04721314
View directory record Official record
Conditions
Pacemaker, Diastolic Dysfunction, Diastolic Heart Failure
Interventions
Adjustment of lower rate limit, Maintenance of lower rate limit
Device
Lead sponsor
University of Vermont
Other
Eligibility
18 Years and older
Enrollment
123 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Burlington, Vermont
Source: ClinicalTrials.gov public record
Updated Feb 9, 2022 · Synced Oct 21, 2026, 6:34 AM EDT
Terminated Not applicable Interventional Results available

Comparison of Cyanoacrylate Tissue Adhesive and Suture for Closure of Cardiac Device Pockets

NCT00674128
View directory record Official record
Conditions
Cardiovascular Disease
Interventions
Cyanoacrylate tissue adhesive (Dermabond), Polyglactin 910 suture (Vicryl)
Device
Lead sponsor
Mayo Clinic
Other
Eligibility
21 Years and older
Enrollment
103 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Dec 29, 2010 · Synced Oct 21, 2026, 6:34 AM EDT
Completed No phase listed Observational

Long-Term Results of DDD Pacing in Obstructive Hypertrophic Cardiomyopathy

NCT00001530
View directory record Official record
Conditions
Cardiomyopathy, Hypertrophic
Interventions
Not listed
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
Not listed
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1996 – 2000
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 4, 2008 · Synced Oct 21, 2026, 6:34 AM EDT
Completed Not applicable Interventional Results available

Cardiac Resynchronization in the Elderly

NCT03031847
View directory record Official record
Conditions
Heart Failure
Interventions
Cardiac Resynchronization Therapy Pacemaker, Cardiac Resynchronization Therapy Defibrillator
Device
Lead sponsor
Samir Saba
Other
Eligibility
75 Years and older
Enrollment
102 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
6
States / cities
Durham, North Carolina • Columbus, Ohio • Erie, Pennsylvania + 2 more
Source: ClinicalTrials.gov public record
Updated Dec 7, 2023 · Synced Oct 21, 2026, 6:34 AM EDT