Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Jul 24, 2026, 3:32 AM EDT

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Showing 1–11 of 11 matching trials from the live ClinicalTrials.gov search.
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Conditions
Sick Sinus Syndrome, Heart Failure, Congestive, Atrial Fibrillation, Bradycardia, Ventricular Dysfunction
Interventions
Implantable Pulse Generators
Device
Lead sponsor
Medtronic Cardiac Rhythm and Heart Failure
Industry
Eligibility
18 Years and older
Enrollment
1,070 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2008
U.S. locations
63
States / cities
Phoenix, Arizona • Scottsdale, Arizona • Conway, Arkansas + 60 more
Conditions
Sinus Node Dysfunction, Heart Block AV, LBBB, Heart Failure, Systolic
Interventions
Conventional fluoroscopy guided Conduction System Pacing(CSP), Electroanatomic Mapping (Fluoroless) guided Conduction System Pacing(CSP)
Procedure
Lead sponsor
Rush University Medical Center
Other
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Sinus Node Dysfunction, Brady Tachy Syndrome
Interventions
PACEMAKER SYMPHONY 2550
Device
Lead sponsor
LivaNova
Industry
Eligibility
18 Years and older
Enrollment
400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2007
U.S. locations
10
States / cities
Birmingham, Alabama • Mesa, Arizona • Los Angeles, California + 7 more
Conditions
Heart Failure
Interventions
Not listed
Lead sponsor
Oregon Health and Science University
Other
Eligibility
Not listed
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2018
U.S. locations
1
States / cities
Portland, Oregon
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
Atrial Fibrillation, Persistent
Interventions
Pacing rate of 80 bpm, Pacing rate of 60 bpm
Device
Lead sponsor
Medstar Health Research Institute
Other
Eligibility
18 Years to 90 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
5
States / cities
Washington D.C., District of Columbia • Baltimore, Maryland • Clinton, Maryland + 1 more
Completed Not applicable Interventional Results available

Accelerometer Sensing for Micra AV Study

NCT04245345
Conditions
AV Block, AV Block Complete, 3rd Degree Heart Block, Complete Heart Block
Interventions
Accelerometer Sensing for Micra AV Study
Device
Lead sponsor
Medtronic Cardiac Rhythm and Heart Failure
Industry
Eligibility
18 Years and older
Enrollment
157 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
18
States / cities
Stockton, California • Jacksonville, Florida • Leesburg, Florida + 14 more
Conditions
Atrial Fibrillation, Heart Failure
Interventions
FDA approved rate and rhythm control drugs, AV Node ablation and device implant
Drug · Device
Lead sponsor
Mayo Clinic
Other
Eligibility
65 Years and older
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2011
U.S. locations
5
States / cities
Scottsdale, Arizona • Evansville, Indiana • Rochester, Minnesota + 2 more
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
Supraventricular Tachycardia
Interventions
New Ablation Technique, Standard Ablation Technique
Procedure
Lead sponsor
Jeffrey Moak
Other
Eligibility
Up to 21 Years
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
5
States / cities
Washington D.C., District of Columbia • Hollywood, Florida • Iowa City, Iowa + 2 more
Conditions
Atrial Fibrillation
Interventions
MIFI Catheter, Standard Ablation Catheter
Device
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 95 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Jacksonville, Florida