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ClinicalTrials.gov public records Last synced Oct 19, 2026, 2:29 PM EDT

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

Showing 97–120 of 353 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Pacing Clear all
Completed No phase listed Observational

St. Jude Medical Product Longevity and Performance (SCORE) Registry

NCT01754064
View directory record Official record
Conditions
Bradycardia, Tachycardia, Heart Disease
Interventions
Cardiac Rhythm Management device
Device
Lead sponsor
Abbott Medical Devices
Industry
Eligibility
18 Years and older
Enrollment
10,957 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2020
U.S. locations
80
States / cities
Huntsville, Alabama • Mobile, Alabama • Anchorage, Alaska + 72 more
Source: ClinicalTrials.gov public record
Updated May 11, 2021 · Synced Oct 19, 2026, 2:29 PM EDT
Withdrawn Early Phase 1 Interventional

Placement of CS/LV Pacing Leads With EnSite NavX Guidance

NCT00577187
View directory record Official record
Conditions
Heart Failure
Interventions
EnSite NavX-Guided CRT implant
Device
Lead sponsor
Abbott Medical Devices
Industry
Eligibility
Not listed
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008
U.S. locations
1
States / cities
Omaha, Nebraska
Source: ClinicalTrials.gov public record
Updated Feb 4, 2019 · Synced Oct 19, 2026, 2:29 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Pacing (Guided Vs Unguided) Strategies Study

NCT02310334
View directory record Official record
Conditions
Body Temperature Changes
Interventions
Guided Exercise Session, Unguided Exercise Session
Other
Lead sponsor
USDA Beltsville Human Nutrition Research Center
Federal
Eligibility
18 Years to 29 Years
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Beltsville, Maryland
Source: ClinicalTrials.gov public record
Updated Feb 24, 2016 · Synced Oct 19, 2026, 2:29 PM EDT
Completed Not applicable Interventional Results available

Model 4396 Left Ventricular (LV) Lead Study

NCT00853593
View directory record Official record
Conditions
Heart Failure
Interventions
Pacing Lead
Device
Lead sponsor
Medtronic Cardiac Rhythm and Heart Failure
Industry
Eligibility
18 Years and older
Enrollment
197 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
19
States / cities
Pasadena, California • Sacramento, California • Atlantis, Florida + 16 more
Source: ClinicalTrials.gov public record
Updated Feb 18, 2019 · Synced Oct 19, 2026, 2:29 PM EDT
Completed Not applicable Interventional

PITA-HF: Feasibility, Safety, and Tolerability

NCT04159454
View directory record Official record
Conditions
Heart Failure, Dilated Cardiomyopathy
Interventions
PITA
Device
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Feb 14, 2023 · Synced Oct 19, 2026, 2:29 PM EDT
Terminated Not applicable Interventional Results available

Optimize RV Selective Site Pacing Clinical Trial

NCT00422669
View directory record Official record
Conditions
Cardiac Pacing, Artificial, Cardiac Pacemaker, Artificial
Interventions
Medtronic Dual-Chamber Pacemaker, Medtronic SelectSecure 3830 Lead
Device
Lead sponsor
Medtronic Cardiac Rhythm and Heart Failure
Industry
Eligibility
18 Years and older
Enrollment
205 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
16
States / cities
Bridgeport, Connecticut • Clearwater, Florida • Hudson, Florida + 13 more
Source: ClinicalTrials.gov public record
Updated Jan 31, 2013 · Synced Oct 19, 2026, 2:29 PM EDT
Completed Phase 1 Interventional

Analysis of Adenosine on Sinus and Atrioventricular Nodal Conduction in the Pediatric Transplanted Heart

NCT02462941
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Feb 8, 2018 · Synced Oct 19, 2026, 2:29 PM EDT
Completed No phase listed Observational Results available

Imaging Study of Lead Implant for His Bundle Pacing

NCT03294317
View directory record Official record
Conditions
Cardiac Pacemaker, Artificial
Interventions
His bundle pacing
Device
Lead sponsor
Medtronic Cardiac Rhythm and Heart Failure
Industry
Eligibility
18 Years and older
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
3
States / cities
Indianapolis, Indiana • Wilkes-Barre, Pennsylvania • Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Jun 1, 2021 · Synced Oct 19, 2026, 2:29 PM EDT
Completed Not applicable Interventional

Structured Treatment of Pain (STOP) Study

NCT01768650
View directory record Official record
Conditions
Traumatic Brain Injury, Chronic Pain
Interventions
Self-Management #1, Self-Management #2
Behavioral
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older
Enrollment
231 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
4
States / cities
Seattle, Washington • Tacoma, Washington
Source: ClinicalTrials.gov public record
Updated Sep 9, 2019 · Synced Oct 19, 2026, 2:29 PM EDT
Completed Not applicable Interventional Results available

Intra-procedural Transthoracic EChocardiogram to Facilitate Left Bundle Branch Area Pacing (LBBAP)

NCT05646251
View directory record Official record
Conditions
Heart Failure
Interventions
Heart Ultrasound
Device
Lead sponsor
Geisinger Clinic
Other
Eligibility
18 Years to 89 Years
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Wilkes-Barre, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 1, 2025 · Synced Oct 19, 2026, 2:29 PM EDT
Completed No phase listed Observational

Personalized CRT - PSR

NCT03723265
View directory record Official record
Conditions
Heart Failure
Interventions
Cardiac Resynchronization Therapy
Device
Lead sponsor
Medtronic
Industry
Eligibility
Not listed
Enrollment
1,517 participants
Timeline
2012 – 2022
U.S. locations
88
States / cities
Birmingham, Alabama • Anchorage, Alaska • Gilbert, Arizona + 85 more
Source: ClinicalTrials.gov public record
Updated May 20, 2022 · Synced Oct 19, 2026, 2:29 PM EDT
Completed Not applicable Interventional

Percutaneous Temporary Placement of a Phrenic Nerve Stimulator for Diaphragm Pacing (RESCUE1)

NCT03107949
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated May 10, 2021 · Synced Oct 19, 2026, 2:29 PM EDT
Enrolling by invitation Not applicable Interventional

Virtual Nurse and Social Worker Palliative Care Team to Improve Quality of Life in Veterans With Heart Failure or COPD

NCT07714252
View directory record Official record
Conditions
Heart Failure, Pulmonary Disease, Chronic Obstructive, Interstitial Lung Disease
Interventions
Virtual Nurse and Social Worker Palliative Care Team, Enhanced Implementation Support, Standard Implementation Support
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
420 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
7
States / cities
Phoenix, Arizona • Long Beach, California • Aurora, Colorado + 4 more
Source: ClinicalTrials.gov public record
Updated Aug 24, 2026 · Synced Oct 19, 2026, 2:29 PM EDT
Completed Not applicable Interventional

A Skills-Based Program Delivered Via Secure Live Video to Patients With Acute Musculoskeletal Trauma

NCT03405610
View directory record Official record
Conditions
Musculoskeletal Injury, Fracture
Interventions
The Toolkit for Optimal Recovery after Injury
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
55 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 17, 2018 · Synced Oct 19, 2026, 2:29 PM EDT
Completed Not applicable Interventional Results available

Mobile App of CBT for Anxiety and Cancer

NCT02286466
View directory record Official record
Conditions
Cancer, Anxiety
Interventions
Health Education Program, CBT Mobile Application
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
145 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 28, 2018 · Synced Oct 19, 2026, 2:29 PM EDT
Terminated Not applicable Interventional

Risk Stratification in Primary Care Combined With Stratified-specific Physical Therapy Care for Low Back Pain

NCT03065894
View directory record Official record
Conditions
Low Back Pain
Interventions
Matched Physical Therapy Intervention, Current Care in Family Medicine
Other
Lead sponsor
University of Vermont Medical Center
Other
Eligibility
21 Years to 60 Years
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Burlington, Vermont
Source: ClinicalTrials.gov public record
Updated Sep 7, 2018 · Synced Oct 19, 2026, 2:29 PM EDT
Completed Not applicable Interventional Results available

Improvisational Movement for People With Memory Loss and Their Caregivers

NCT03333837
View directory record Official record
Conditions
Alzheimer's Disease (Incl Subtypes), Dementia, Mild Cognitive Impairment
Interventions
Dance Group, Non-Group Dance, Social Group, No Contact
Behavioral
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
60 Years to 85 Years
Enrollment
104 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Jul 27, 2022 · Synced Oct 19, 2026, 2:29 PM EDT
Completed No phase listed Observational Results available

INGEVITY+ Active Fixation Pace/Sense Lead Clinical Study

NCT04346537
View directory record Official record
Conditions
Bradycardia
Interventions
INGEVITY+™ Pace/Sense Lead
Device
Lead sponsor
Boston Scientific Corporation
Industry
Eligibility
18 Years and older
Enrollment
109 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
13
States / cities
Huntsville, Alabama • Jonesboro, Arkansas • Torrance, California + 10 more
Source: ClinicalTrials.gov public record
Updated Jul 14, 2022 · Synced Oct 19, 2026, 2:29 PM EDT
Completed Not applicable Interventional

Fatigue Self-Management in Primary Care

NCT00997451
View directory record Official record
Conditions
Medically Unexplained Chronic Fatigue, Chronic Fatigue Syndrome
Interventions
Cognitive-behavioral self-management, Symptom monitoring
Behavioral
Lead sponsor
Stony Brook University
Other
Eligibility
18 Years to 70 Years
Enrollment
107 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Stony Brook, New York
Source: ClinicalTrials.gov public record
Updated Oct 1, 2012 · Synced Oct 19, 2026, 2:29 PM EDT
Terminated Not applicable Interventional

Unpinning Termination Therapy for VT (US)

NCT03093051
View directory record Official record
Conditions
Ventricular Tachycardia
Interventions
Unpinning Termination therapy
Device
Lead sponsor
Cardialen, Inc.
Industry
Eligibility
18 Years to 80 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
7
States / cities
Sacramento, California • Des Moines, Iowa • Minneapolis, Minnesota + 3 more
Source: ClinicalTrials.gov public record
Updated Oct 10, 2022 · Synced Oct 19, 2026, 2:29 PM EDT
Completed Not applicable Interventional

Emotional Awareness and Expression Therapy (EAET) or Cognitive Behavior Therapy (CBT) for Older Veterans With Chronic Musculoskeletal Pain

NCT03844880
View directory record Official record
Conditions
Musculoskeletal Pain
Interventions
Emotional Awareness and Expression Therapy, Cognitive Behavior Therapy
Behavioral
Lead sponsor
VA Greater Los Angeles Healthcare System
Federal
Eligibility
50 Years and older
Enrollment
64 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Sep 7, 2020 · Synced Oct 19, 2026, 2:29 PM EDT
Completed Not applicable Interventional

Engaging Patients in Heart Failure Management

NCT02682251
View directory record Official record
Conditions
Congestive Heart Failure
Interventions
PHR Messaging
Other
Lead sponsor
Parkview Health
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
1
States / cities
Fort Wayne, Indiana
Source: ClinicalTrials.gov public record
Updated Oct 30, 2019 · Synced Oct 19, 2026, 2:29 PM EDT
Completed Not applicable Interventional

Engaging African American Older Adults With Arthritis in a Physical Activity Intervention

NCT05652413
View directory record Official record
Conditions
Osteoarthritis, Knee, Osteoarthritis, Hip
Interventions
Adapted-Engage-PA
Behavioral
Lead sponsor
Duke University
Other
Eligibility
65 Years and older
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Jul 27, 2023 · Synced Oct 19, 2026, 2:29 PM EDT
Completed Not applicable Interventional Results available

MADIT-CRT: Multicenter Automatic Defibrillator Implantation With Cardiac Resynchronization Therapy

NCT00180271
View directory record Official record
Conditions
Tachycardia, Congestive Heart Failure
Interventions
Cardiac resynchronization therapy with defibrillation, Implantable Cardioverter Defibrillator (ICD)
Device
Lead sponsor
Boston Scientific Corporation
Industry
Eligibility
21 Years and older
Enrollment
1,820 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2010
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Dec 19, 2018 · Synced Oct 19, 2026, 2:29 PM EDT