Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 19, 2026, 11:30 PM EDT

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Showing 265–288 of 353 matching trials from the live ClinicalTrials.gov search.
Conditions
Cardiomyopathies, Congestive Heart Failure
Interventions
Biotronik Vision Guidewire
Device
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years and older
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
1
States / cities
Cleveland, Ohio
Conditions
Post-Acute COVID-19 Syndrome, COVID-19
Interventions
On Site Exercise Rehabilitation
Other
Lead sponsor
Lundquist Institute for Biomedical Innovation at Harbor-UCLA Medical Center
Other
Eligibility
18 Years to 90 Years
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Torrance, California
Conditions
Diaphragm Pacing
Interventions
TransLoc electrode
Device
Lead sponsor
Synapse Biomedical
Industry
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015
U.S. locations
1
States / cities
Cleveland, Ohio
Conditions
Left Ventricular Pacing Leads
Interventions
Quicksite, Quickflex
Device
Lead sponsor
Dhanunjaya Lakkireddy, MD, FACC
Other
Eligibility
18 Years and older
Enrollment
190 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2012
U.S. locations
1
States / cities
Kansas City, Kansas
Completed Not applicable Interventional Results available

Attain Performa(TM) Quadripolar Lead Study

NCT01751022
Conditions
Heart Failure
Interventions
Device: Attain Performa Pacing Lead (along with a standard CRT-D system)
Device
Lead sponsor
Medtronic Cardiac Rhythm and Heart Failure
Industry
Eligibility
18 Years and older
Enrollment
1,202 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
67
States / cities
Glendale, California • Riverside, California • San Diego, California + 64 more
Completed No phase listed Observational Results available

Quadripolar CRT-D On Currently Approved Lead SystemS

NCT02232984
Conditions
Heart Failure
Interventions
Not listed
Lead sponsor
Boston Scientific Corporation
Industry
Eligibility
18 Years and older
Enrollment
749 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
60
States / cities
Gilbert, Arizona • Phoenix, Arizona • Yuma, Arizona + 49 more
Conditions
Amyotrophic Lateral Sclerosis (ALS)
Interventions
NeuRx® Diaphragm Pacing System™ (DPS)
Device
Lead sponsor
Barrow Neurological Institute
Other
Eligibility
21 Years and older
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
25
States / cities
Phoenix, Arizona • Los Angeles, California • San Diego, California + 21 more
Conditions
Chronic Pain, Musculoskeletal Pain
Interventions
Posturographic evaluation
Other
Lead sponsor
Carrick Institute for Graduate Studies
Other
Eligibility
18 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
1
States / cities
Savannah, Georgia
Conditions
Colorectal Cancer
Interventions
Telephone-Based Coping Skills Training (CST)
Behavioral
Lead sponsor
Duke University
Other
Eligibility
21 Years to 80 Years
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Durham, North Carolina
Conditions
Heart Failure
Interventions
Active reprogam
Device
Lead sponsor
St. Francis Hospital, New York
Other
Eligibility
Not listed
Enrollment
30 participants
Timeline
2017 – 2019
U.S. locations
1
States / cities
Roslyn, New York
Conditions
Heart Failure, Systolic
Interventions
Programming of CRT device settings
Device
Lead sponsor
Minneapolis Heart Institute Foundation
Other
Eligibility
18 Years to 100 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
2
States / cities
Minneapolis, Minnesota • Saint Paul, Minnesota
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
Ventricular Flutter, Atrioventricular Block, Intraventricular Conduction Delay, Bundle Branch Block, Pacemaker Implantation
Interventions
Permanent Pacemaker Placement
Device
Lead sponsor
Baylor Research Institute
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
Plano, Texas
Conditions
Atrial Fibrillation (AF)
Interventions
Bachmann's Bundle Pacing, Right Atrial Appendage Pacing
Device
Lead sponsor
Allegheny Singer Research Institute (also known as Allegheny Health Network Research Institute)
Other
Eligibility
18 Years and older
Enrollment
334 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Completed Phase 1 Interventional Accepts healthy volunteers

Ivabradine for Rate Control in Permanent Atrial Fibrillation

NCT03987204
Conditions
Atrial Fibrillation, Atrial Fibrillation, Persistent
Interventions
Ivabradine
Drug
Lead sponsor
Yale University
Other
Eligibility
21 Years to 90 Years
Enrollment
4 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
New Haven, Connecticut
Conditions
Arrhythmia, Bradycardia, Heart Failure, Sinus Tachycardia
Interventions
Device
Device
Lead sponsor
Medtronic
Industry
Eligibility
Not listed
Enrollment
20,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1983 – 2040
U.S. locations
113
States / cities
Birmingham, Alabama • Anchorage, Alaska • Chandler, Arizona + 110 more
Conditions
Cardiac Resynchronization Therapy, Heart Failure
Interventions
Primary epicardial placement of left ventricular lead, Transvenous placement of left ventricular lead
Procedure
Lead sponsor
St. Luke's-Roosevelt Hospital Center
Other
Eligibility
18 Years to 85 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2012
U.S. locations
1
States / cities
New York, New York
Terminated Not applicable Interventional Results available

APPROPRIATE - Rate Adaptive Pacing Sensor

NCT00757666
Conditions
Heart Diseases
Interventions
Rate adaptive pacemaker
Device
Lead sponsor
Boston Scientific Corporation
Industry
Eligibility
18 Years and older
Enrollment
566 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
2
States / cities
Jonesboro, Arkansas • Davenport, Iowa
Recruiting Not applicable Interventional

Left vs Left Randomized Clinical Trial

NCT05650658
Conditions
Heart Failure, Heart Failure With Reduced Ejection Fraction, AV Block, LBBB, RBBB, Intraventricular Conduction Delay, Pacing-Induced Cardiomyopathy
Interventions
His/LBBP, BiVP
Device
Lead sponsor
Baylor College of Medicine
Other
Eligibility
18 Years and older
Enrollment
2,136 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2029
U.S. locations
57
States / cities
Gilbert, Arizona • Tucson, Arizona • Little Rock, Arkansas + 46 more
Conditions
Sudden Cardiac Death
Interventions
Arm 1 (ATP+Shock), Arm 2 (shock only)
Device
Lead sponsor
Boston Scientific Corporation
Industry
Eligibility
21 Years and older
Enrollment
2,692 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2023
U.S. locations
89
States / cities
Huntsville, Alabama • Anchorage, Alaska • Mesa, Arizona + 82 more
Conditions
Chronic Pain
Interventions
Cognitive Behavioral Therapy (CBT), Hypnotic Cognitive Therapy (HYP-CT), Mindfulness-Based Cognitive Therapy (MBCT)
Behavioral
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older
Enrollment
331 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
3
States / cities
Seattle, Washington • Tacoma, Washington
Conditions
Gastroparesis, Functional Dyspepsia, Vomiting Syndrome
Interventions
Temporary Gastric Electrical Stimulation
Device
Lead sponsor
Nationwide Children's Hospital
Other
Eligibility
Up to 21 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
1
States / cities
Columbus, Ohio
Conditions
Injuries, Spinal Cord
Interventions
Diaphragm pacing
Device
Lead sponsor
University of Florida
Other
Eligibility
18 Years and older
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2020
U.S. locations
2
States / cities
Gainesville, Florida • Jacksonville, Florida
Conditions
Congenital Central Hypoventilation Syndrome
Interventions
Not listed
Lead sponsor
Ilya Khaytin
Other
Eligibility
Not listed
Enrollment
1,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2032
U.S. locations
1
States / cities
Chicago, Illinois