- Conditions
- Heart Failure
- Interventions
- Pacing Lead
- Device
- Lead sponsor
- Medtronic Cardiac Rhythm and Heart Failure
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 441 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2004 – 2005
- U.S. locations
- 20
- States / cities
- Long Beach, California • Palo Alto, California • Newark, Delaware + 17 more
Search Results
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Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.
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Showing 1–24
of 183
matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
- Conditions
- Pacemaker, Diastolic Dysfunction, Diastolic Heart Failure
- Interventions
- Adjustment of lower rate limit, Maintenance of lower rate limit
- Device
- Lead sponsor
- University of Vermont
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 123 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2019 – 2021
- U.S. locations
- 1
- States / cities
- Burlington, Vermont
- 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
- Symptomatic First-degree Heart Block
- Interventions
- Dual chamber Medtronic pacemaker implantation., DDD-50 pacing program, AAI-DDD 50 pacing program
- Device · Other
- Lead sponsor
- Ascension Health
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 40 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2023 – 2025
- U.S. locations
- 1
- States / cities
- Nashville, Tennessee
- Conditions
- Bradycardia, Sinus Node Dysfunction, Heart Block, Syncope, Cardiomyopathies, Ventricular Tachycardia, Heart Failure
- Interventions
- Physiologic pacing device implant
- Device
- Lead sponsor
- Abbott Medical Devices
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 870 participants
- Timeline
- 2018 – 2021
- U.S. locations
- 26
- States / cities
- Huntsville, Alabama • Burlingame, California • San Diego, California + 22 more
- 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
- Conditions
- Heart Failure With Preserved Ejection Fraction, Concentric Hypertrophy
- Interventions
- Pacemaker PLR + TRT ON, Pacemaker non-pacing mode or an exertional rate-adaptive pacing mode with no planned pacing at rest.
- Device
- Lead sponsor
- Medtronic Cardiac Rhythm and Heart Failure
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 105 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2024 – 2027
- U.S. locations
- 8
- States / cities
- Naples, Florida • O'Fallon, Illinois • Springfield, Illinois + 5 more
- Conditions
- Heart Failure
- Interventions
- CRT-D
- Device
- Lead sponsor
- Boston Scientific Corporation
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 699 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2017 – 2020
- U.S. locations
- 41
- States / cities
- Birmingham, Alabama • Huntsville, Alabama • Tucson, Arizona + 37 more
- Conditions
- Heart Failure
- Interventions
- Cardiac Resynchronization Therapy (CRT) Device or Implantable Cardioverter Defibrillator (ICD) with CRT
- Device
- Lead sponsor
- Medtronic Cardiac Rhythm and Heart Failure
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 684 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2004 – 2011
- U.S. locations
- 34
- States / cities
- Huntsville, Alabama • Anchorage, Alaska • Redwood City, California + 31 more
- Conditions
- Tachycardia, Ventricular, Heart Failure, Congestive, Ventricular Fibrillation, Ventricular Dysfunction, Bradycardia
- Interventions
- Not listed
- Lead sponsor
- Medtronic Cardiac Rhythm and Heart Failure
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 3,032 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2005 – 2010
- U.S. locations
- 113
- States / cities
- Tucson, Arizona • Little Rock, Arkansas • Fresno, California + 107 more
- Conditions
- Heart Failure
- Interventions
- Cardiac pacing
- Device
- Lead sponsor
- Boston Scientific Corporation
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 50 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2012
- U.S. locations
- 4
- States / cities
- Davenport, Iowa • Yardley, Pennsylvania • Richmond, Virginia + 1 more
- Conditions
- Postoperative Atrial Fibrillation
- Interventions
- Amiodarone Injection, Intraoperative Rapid Atrial Pacing
- Drug · Device
- Lead sponsor
- Stanford University
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 600 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2017 – 2050
- U.S. locations
- 1
- States / cities
- Stanford, California
- Conditions
- Heart Failure, Systolic, Left Bundle Branch Block
- Interventions
- Cardiac Resynchronization Therapy (CRT) implantation
- Procedure
- Lead sponsor
- Emory University
- Other
- Eligibility
- Not listed
- Enrollment
- 38 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2010 – 2014
- U.S. locations
- 1
- States / cities
- Atlanta, Georgia
- 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
- 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
- Conditions
- Cardiac Resynchronization Therapy
- Interventions
- ACUITY X4 quadripolar coronary venous lead and RELIANCE 4-FRONT defibrillation lead
- Device
- Lead sponsor
- Boston Scientific Corporation
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 2,244 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2014 – 2020
- U.S. locations
- 96
- States / cities
- Birmingham, Alabama • Huntsville, Alabama • Anchorage, Alaska + 85 more
- 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
- Conditions
- Heart Failure
- Interventions
- Simultaneous VV Pacing, Sequential VV Pacing
- Device
- Lead sponsor
- Abbott Medical Devices
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 816 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2005 – 2010
- U.S. locations
- 1
- States / cities
- Columbus, Ohio
- Conditions
- Heart Failure, Diastolic
- Interventions
- Dual chamber pacemaker, Accelerated Physiologic Pacing, Nocturnal Pacing
- Device · Other
- Lead sponsor
- Daniel L Lustgarten
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 20 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2021 – 2023
- U.S. locations
- 1
- States / cities
- Burlington, Vermont
- 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
- Conditions
- Cardiac Amyloidosis, Pacemaker
- Interventions
- Pacemaker Rate
- Other
- Lead sponsor
- University of Minnesota
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 10 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2025 – 2026
- U.S. locations
- 1
- States / cities
- Minneapolis, Minnesota
- Conditions
- Bradycardia
- Interventions
- Micra AV Transcatheter Pacing System
- Device
- Lead sponsor
- Medtronic
- Industry
- Eligibility
- Not listed
- Enrollment
- 802 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2020 – 2026
- U.S. locations
- 46
- States / cities
- Birmingham, Alabama • Rancho Mirage, California • Redwood City, California + 37 more
- Conditions
- Heart Failure
- Interventions
- The Wise System
- Device
- Lead sponsor
- EBR Systems, Inc.
- Industry
- Eligibility
- Not listed
- Enrollment
- 320 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2025 – 2032
- U.S. locations
- 5
- States / cities
- Jonesboro, Arkansas • Naples, Florida • Ann Arbor, Michigan + 2 more
- Conditions
- Atrial Fibrillation, Mitral Valve Insufficiency, Mitral Valve Stenosis
- Interventions
- MVS, Ablation
- Procedure · Device
- Lead sponsor
- Annetine Gelijns
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 260 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2010 – 2015
- U.S. locations
- 18
- States / cities
- New Haven, Connecticut • Newark, Delaware • Atlanta, Georgia + 14 more