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ClinicalTrials.gov public records Last synced Oct 20, 2026, 5:22 AM EDT

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Showing 313–336 of 353 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Pacing Clear all
Recruiting No phase listed Observational

The WiSE®-UP Study (The WiSE System Utilization & Performance Study)

NCT07098858
View directory record Official record
Conditions
Heart Failure
Interventions
The Wise System
Device
Lead sponsor
EBR Systems, Inc.
Industry
Eligibility
22 Years and older
Enrollment
320 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2032
U.S. locations
12
States / cities
Mesa, Arizona • Scottsdale, Arizona • Jonesboro, Arkansas + 9 more
Source: ClinicalTrials.gov public record
Updated Oct 16, 2026 · Synced Oct 20, 2026, 5:22 AM EDT
Completed Not applicable Interventional Results available

The EASYTRAK EPI Clinical Investigation

NCT00158925
View directory record Official record
Conditions
Bradycardia, Congestive Heart Failure
Interventions
EASYTRAK EPI lead
Device
Lead sponsor
Boston Scientific Corporation
Industry
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2008
U.S. locations
1
States / cities
Saint Paul, Minnesota
Source: ClinicalTrials.gov public record
Updated May 31, 2017 · Synced Oct 20, 2026, 5:22 AM EDT
Recruiting Not applicable Interventional

Group-Based Psychological Treatments Over Video Conference for Older Veterans With Chronic Pain

NCT06004804
View directory record Official record
Conditions
Chronic Musculoskeletal Pain
Interventions
Emotional Awareness and Expression Therapy, Mindfulness Meditation, Cognitive Behavioral Therapy
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
60 Years to 95 Years
Enrollment
216 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
2
States / cities
West Los Angeles, California • West Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Aug 28, 2026 · Synced Oct 20, 2026, 5:22 AM EDT
Not listed Not applicable Interventional

Electrically Guided Bachmann's Bundle Pacing: A Lead Placement Strategy With Potential Antiarrhythmic Benefits

NCT05153291
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Bachmann's bundle lead placement, Right atrial appendage lead placement
Procedure
Lead sponsor
University of Vermont
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Burlington, Vermont
Source: ClinicalTrials.gov public record
Updated Mar 9, 2022 · Synced Oct 20, 2026, 5:22 AM EDT
Active, not recruiting Not applicable Interventional

Augmented Pacing for Shock in the Cardiac Intensive Care Unit

NCT06713668
View directory record Official record
Conditions
Cardiogenic Shock, Bradycardia, Shock
Interventions
Backup Pacing Rate Change
Device
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated May 6, 2026 · Synced Oct 20, 2026, 5:22 AM EDT
Withdrawn Not applicable Interventional

Short Atrioventricular Delay Pacing

NCT01233661
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Mar 22, 2023 · Synced Oct 20, 2026, 5:22 AM EDT
Terminated Not applicable Interventional

Effect of Personalized Accelerated Pacing in Symptomatic Patients With Non-Obstructive Hypertrophic Cardiomyopathy

NCT06775886
View directory record Official record
Conditions
Non-obstructive Hypertrophic Cardiomyopathy, Hypertrophic Cardiomyopathy
Interventions
myPACE+ algorithm
Other
Lead sponsor
Montefiore Medical Center
Other
Eligibility
18 Years and older
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Feb 11, 2026 · Synced Oct 20, 2026, 5:22 AM EDT
Terminated Phase 1Phase 2 Interventional Results available

Optimized Biventricular Pacing Allograft Recipients

NCT01290822
View directory record Official record
Conditions
Dilated Cardiomyopathy, Ischemic Cardiomyopathy
Interventions
BiVP, AAI Pacing
Device
Lead sponsor
Henry M. Spotnitz
Other
Eligibility
Not listed
Enrollment
12 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 Oct 6, 2016 · Synced Oct 20, 2026, 5:22 AM EDT
Withdrawn Not applicable Interventional

Evaluation of Left Bundle Branch Area Pacing As A Rescue Strategy for Cardiac Resynchronization Therapy Non-Response

NCT05884411
View directory record Official record
Conditions
Systolic Heart Failure, Heart Failure With Reduced Ejection Fraction, CRT Non-Response, Left Bundle Branch Area Pacing
Interventions
Left bundle branch area pacing, Cardiac MRI
Device · Diagnostic Test
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
Not listed
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Aug 11, 2025 · Synced Oct 20, 2026, 5:22 AM EDT
Completed Not applicable Interventional Results available

Reducing Episodes by Septal Pacing Efficacy Confirmation Trial (RESPECT)

NCT00289289
View directory record Official record
Conditions
Atrial Fibrillation, Tachycardia, Supraventricular, Arrhythmia, Bradycardia
Interventions
Intervention Pacing Features
Device
Lead sponsor
Medtronic Cardiac Rhythm and Heart Failure
Industry
Eligibility
Not listed
Enrollment
400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2011
U.S. locations
34
States / cities
Little Rock, Arkansas • Rancho Mirage, California • San Diego, California + 31 more
Source: ClinicalTrials.gov public record
Updated Aug 8, 2012 · Synced Oct 20, 2026, 5:22 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Live Video Mind-body Treatment to Prevent Persistent Symptoms Following mTBI

NCT05524402
View directory record Official record
Conditions
MTBI - Mild Traumatic Brain Injury, Anxiety
Interventions
TOR-C 1, TOR-C 2
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 35 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 20, 2025 · Synced Oct 20, 2026, 5:22 AM EDT
Completed No phase listed Observational

Evaluation of Left Ventricular Autothreshold, Phase Two

NCT01242722
View directory record Official record
Conditions
Heart Failure
Interventions
CRT-D
Device
Lead sponsor
Boston Scientific Corporation
Industry
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
Stuebenville, Ohio
Source: ClinicalTrials.gov public record
Updated Oct 3, 2012 · Synced Oct 20, 2026, 5:22 AM EDT
Active, not recruiting Not applicable Interventional

Acceptability and Efficacy of Pain Reprocessing Therapy in Racially/ Ethnically Diverse Adults With Chronic Back Pain

NCT05820204
View directory record Official record
Conditions
Pain, Chronic, Back Pain
Interventions
Pain reprocessing therapy (PRT), Cognitive Behavioral Therapy for Chronic Pain (CBT-CP), Usual care
Behavioral · Other
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Aug 3, 2026 · Synced Oct 20, 2026, 5:22 AM EDT
Completed Phase 2Phase 3 Interventional

Comparison of Medical Therapy, Pacing and Defibrillation in Heart Failure

NCT00180258
View directory record Official record
Conditions
Congestive Heart Failure
Interventions
Cardiac Resynchronization Therapy with & without defibrillator
Device
Lead sponsor
Boston Scientific Corporation
Industry
Eligibility
18 Years and older
Enrollment
2,200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2002
U.S. locations
1
States / cities
Saint Paul, Minnesota
Source: ClinicalTrials.gov public record
Updated Jan 25, 2007 · Synced Oct 20, 2026, 5:22 AM EDT
Completed No phase listed Observational Results available

LBBAP Data Collection Registry

NCT05887323
View directory record Official record
Conditions
Bradycardia, Sinus Node Dysfunction, Heart Block, Syncope, Cardiomyopathies, Heart Failure
Interventions
Implantation of the Tendril 2088 lead in the LBBA
Device
Lead sponsor
Abbott Medical Devices
Industry
Eligibility
18 Years and older
Enrollment
221 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
5
States / cities
Jonesboro, Arkansas • Rancho Mirage, California • Pensacola, Florida + 2 more
Source: ClinicalTrials.gov public record
Updated Oct 8, 2024 · Synced Oct 20, 2026, 5:22 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Heart Rate Variability Biofeedback: It's Role in Asthma Therapeutics

NCT02766374
View directory record Official record
Conditions
Asthma
Interventions
Heart rate variability biofeedback, Placebo
Behavioral
Lead sponsor
Fred Wamboldt, MD
Other
Eligibility
18 Years to 75 Years
Enrollment
68 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2018
U.S. locations
2
States / cities
Denver, Colorado • Piscataway, New Jersey
Source: ClinicalTrials.gov public record
Updated Jan 15, 2019 · Synced Oct 20, 2026, 5:22 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 20, 2026, 5:22 AM EDT
Completed No phase listed Observational

CRT Pilot Study for Children With Heart Failure

NCT00585065
View directory record Official record
Conditions
Chronic Pediatric Heart Failure
Interventions
CRT device implant
Device
Lead sponsor
University of Utah
Other
Eligibility
1 Year to 18 Years
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2016
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated May 11, 2023 · Synced Oct 20, 2026, 5:22 AM EDT
Terminated Not applicable Interventional Results available

Cardiovascular and Neurohormonal Effects of Faster Atrial Pacing Rate

NCT00698139
View directory record Official record
Conditions
Heart Failure
Interventions
Medtronic Pacemaker
Device
Lead sponsor
Columbia University
Other
Eligibility
18 Years to 90 Years
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 27, 2018 · Synced Oct 20, 2026, 5:22 AM EDT
Completed Not applicable Interventional

Lead EvaluAtion for Defibrillation and Reliability (LEADR) / Lead Evaluation for Defibrillation and Reliability in Left Bundle Branch Area Pacing (LEADR LBBAP)

NCT04863664
View directory record Official record
Conditions
Tachyarrhythmia
Interventions
Defibrillation (RV Implant), Defibrillation (LBBAP Implant)
Device
Lead sponsor
Medtronic Cardiac Rhythm and Heart Failure
Industry
Eligibility
12 Years and older
Enrollment
998 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
23
States / cities
Huntsville, Alabama • Torrance, California • Hartford, Connecticut + 19 more
Source: ClinicalTrials.gov public record
Updated Dec 9, 2025 · Synced Oct 20, 2026, 5:22 AM EDT
Completed Phase 4 Interventional

Optimal Anti-tachycardia Therapy in Implantable Cardioverter-defibrillator (ICD) Patients Without Pacing Indications

NCT00729703
View directory record Official record
Conditions
Tachycardia
Interventions
OVATIO DR 6550
Device
Lead sponsor
LivaNova
Industry
Eligibility
18 Years and older
Enrollment
462 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2013
U.S. locations
5
States / cities
Atlanta, Georgia • Decatur, Georgia • Mandeville, Louisiana + 2 more
Source: ClinicalTrials.gov public record
Updated Jan 13, 2015 · Synced Oct 20, 2026, 5:22 AM EDT
Completed No phase listed Observational

InSync Implantable Cardioverter Defibrillator Registry: Cardiac Resynchronization Therapy

NCT00289302
View directory record Official record
Conditions
Heart Failure, Cardiomyopathy
Interventions
Cardiac resynchronization therapy device
Device
Lead sponsor
Medtronic Cardiac Rhythm and Heart Failure
Industry
Eligibility
18 Years and older
Enrollment
600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2006
U.S. locations
51
States / cities
Birmingham, Alabama • Mobile, Alabama • Phoenix, Arizona + 48 more
Source: ClinicalTrials.gov public record
Updated Oct 5, 2007 · Synced Oct 20, 2026, 5:22 AM EDT
Completed Not applicable Interventional Results available

Toolkit for Optimal Recovery After Orthopedic Injury

NCT04973696
View directory record Official record
Conditions
Acute Orthopedic Injury
Interventions
Toolkit for Optimal Recovery after Orthopedic Injury, Minimally Enhanced Usual Care (MEUC)
Behavioral · Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
195 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 27, 2025 · Synced Oct 20, 2026, 5:22 AM EDT
Completed Phase 4 Interventional

Syncope: Pacing or Recording in the Later Years

NCT01423994
View directory record Official record
Conditions
Syncope, Heart Block, Conduction Disorder of the Heart
Interventions
pacemaker, implantable loop recorder
Procedure
Lead sponsor
Canadian Institutes of Health Research (CIHR)
Government
Eligibility
Not listed
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2017
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated May 16, 2019 · Synced Oct 20, 2026, 5:22 AM EDT