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ClinicalTrials.gov public records Last synced Oct 21, 2026, 8:25 AM EDT

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Showing 1–24 of 161 matching trials from the live ClinicalTrials.gov search.
Conditions
Dilated Cardiomyopathy, Pediatric
Interventions
congestive heart failure patients
Other
Lead sponsor
Emory University
Other
Eligibility
1 Day to 18 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2006
U.S. locations
1
States / cities
Atlanta, Georgia
Conditions
Pacemaker Implantation, AV Node Disease
Interventions
Pacemaker
Device
Lead sponsor
NCH Healthcare System, Inc. dba Naples Comprehensive Health and dba NCH
Other
Eligibility
18 Years and older
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
2
States / cities
Naples, Florida • Boston, Massachusetts
Conditions
Electromagnetic Interference
Interventions
surgical procedure
Other
Lead sponsor
Edward-Elmhurst Health System
Other
Eligibility
18 Years and older
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018
U.S. locations
1
States / cities
Naperville, Illinois
Conditions
Analgesia After Pacemaker, AICDS Implantation Pediatrics
Interventions
LA group, B Group
Drug
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
0 Years to 17 Years
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Houston, Texas
Conditions
Chronotropic Incompetence
Interventions
Blended Sensor Optimization (BSO), Accelerometer Alone (AA)
Device
Lead sponsor
Vivek Reddy
Other
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
New York, New York
Completed Not applicable Interventional Results available

Cardiac Resynchronization in the Elderly

NCT03031847
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
Conditions
Pacemaker, Artificial, Cardiomyopathies
Interventions
Saliva sample
Other
Lead sponsor
The Guthrie Clinic
Other
Eligibility
18 Years and older
Enrollment
153 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2025
U.S. locations
1
States / cities
Sayre, Pennsylvania
Conditions
Left Bundle-Branch Block, Pacemaker DDD
Interventions
3D Electroanatomical Mapping (NavX)
Diagnostic Test
Lead sponsor
Steward St. Elizabeth's Medical Center of Boston, Inc.
Other
Eligibility
18 Years to 88 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Bradycardia, Atrial Tachyarrhythmia
Interventions
Use of a Tablet, Use of a Smart Phone
Device
Lead sponsor
Emory University
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016
U.S. locations
2
States / cities
Atlanta, Georgia
Conditions
Leadless Pacemaker, Bradycardia, AV Block, Cardiac Rhythm Disorder
Interventions
LivIQ Leadless Pacemaker System
Device
Lead sponsor
Biotronik, Inc.
Industry
Eligibility
18 Years and older
Enrollment
325 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
24
States / cities
Burlingame, California • La Jolla, California • Laguna Hills, California + 20 more
Conditions
Left Branch Bundle Block, RV - Right Ventricular Abnormality
Interventions
Pacemaker Interrogation and Electrocardiogram (ECG):, Cardiopulmonary Exercise Test (CPET) and Exercise Stress Cardiac Magnetic Resonance (ExeCMR, Continuous pacemaker telemetry (CPT)
Other
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
18 Years and older
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Richmond, Virginia
Completed Not applicable Interventional Results available

Advisa MRI Clinical Study

NCT01110915
Conditions
Magnetic Resonance Imaging, Cardiac Pacemaker, Artificial
Interventions
Medtronic Advisa MRI Implantable Pulse Generator (IPG), Medtronic CapSureFix MRI™ active fixation MRI lead
Device
Lead sponsor
Medtronic Cardiac Rhythm and Heart Failure
Industry
Eligibility
Not listed
Enrollment
269 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
11
States / cities
Salinas, California • Orlando, Florida • West Des Moines, Iowa + 8 more
Conditions
Prolonged QT Interval
Interventions
Not listed
Lead sponsor
Vanderbilt University
Other
Eligibility
21 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
Nashville, Tennessee
Conditions
Bradycardia
Interventions
Pacemaker with Automatic Capture
Device
Lead sponsor
Boston Scientific Corporation
Industry
Eligibility
18 Years and older
Enrollment
950 participants
Timeline
2005 – 2007
U.S. locations
1
States / cities
Boston, Massachusetts
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
Conditions
Heart Failure, Congestive
Interventions
Acute hemodynamic assessment using PV Loops (CD Leycom, The Netherlands) during LV lead placement
Procedure
Lead sponsor
Stereotaxis
Industry
Eligibility
18 Years to 80 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007
U.S. locations
3
States / cities
Gainesville, Georgia • Charleston, South Carolina • Richmond, Virginia
Conditions
Congenital Heart Disease
Interventions
Dexmedetomidine
Drug
Lead sponsor
Nationwide Children's Hospital
Other
Eligibility
6 Months and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
1
States / cities
Columbus, Ohio
Conditions
Sinus Node Dysfunction
Interventions
Reprogramming dual chamber pacemaker
Device
Lead sponsor
Arun Rao
Other
Eligibility
60 Years to 95 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
1
States / cities
Kingsport, Tennessee
Conditions
ICD, Pacemaker DDD, Adherence, Patient
Interventions
Postcard
Other
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
Not listed
Enrollment
6,351 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
San Francisco, California
Conditions
Heart Failure, Systolic
Interventions
Yoga training
Behavioral
Lead sponsor
University of Cincinnati
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017
U.S. locations
1
States / cities
Cincinnati, Ohio
Conditions
Heart Failure, Congestive Heart Failure, Cardiomyopathy
Interventions
Not listed
Lead sponsor
Medtronic Cardiac Rhythm and Heart Failure
Industry
Eligibility
18 Years and older
Enrollment
450 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2006
U.S. locations
16
States / cities
Several Locations, California • Gainsville, Florida • Atlanta, Georgia + 13 more
Completed Not applicable Interventional Results available

Micra Transcatheter Pacing Study

NCT02004873
Conditions
Class I or II Indication for Implantation of a Single Chamber Ventricular Pacemaker According to ACC/AHA/HRS 2001 Guidelines and Any National Guidelines
Interventions
Micra Pacemaker Implant
Device
Lead sponsor
Medtronic Cardiac Rhythm and Heart Failure
Industry
Eligibility
18 Years and older
Enrollment
744 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
30
States / cities
La Jolla, California • Los Angeles, California • New Haven, Connecticut + 26 more
Withdrawn Not applicable Interventional

Short Atrioventricular Delay Pacing

NCT01233661
Conditions
Chronically (i.e. Implanted for at Least Six Months) Dual-chamber Pacemaker, Stable Cardiac Status (i.e. no Hospitalizations or Cardiac Medication Changes Within 3 Months)
Interventions
short AVD pacing ; prior (stable) programming
Other
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years to 80 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
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