- Conditions
- Bradyarrhythmia, Heart Failure
- Interventions
- Data collection
- Other
- Lead sponsor
- University of Chicago
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 383 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2021 – 2026
- U.S. locations
- 5
- States / cities
- Tucson, Arizona • Chicago, Illinois • New York, New York + 2 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 108
matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
- Conditions
- Heart Block, Bradycardia, Tachycardia, Arrhythmia
- Interventions
- MP3
- Device
- Lead sponsor
- Boston Children's Hospital
- Other
- Eligibility
- 4 Years to 55 Years
- Enrollment
- 100 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2007 – 2008
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- Conditions
- Bradycardia
- Interventions
- Micra Pacemaker Implant
- Device
- Lead sponsor
- Medtronic
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 285 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2015 – 2016
- U.S. locations
- 29
- States / cities
- Los Angeles, California • New Haven, Connecticut • Jacksonville, Florida + 25 more
- Conditions
- Bradycardia
- Interventions
- Leadless Pacemaker
- Device
- Lead sponsor
- Abbott Medical Devices
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 952 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2014 – 2022
- U.S. locations
- 50
- States / cities
- Birmingham, Alabama • Huntsville, Alabama • La Jolla, California + 43 more
- Conditions
- Symptomatic Bradycardia
- Interventions
- transcutaneous cardiac pacing
- Procedure
- Lead sponsor
- University of Maryland, Baltimore
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 20 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2019 – 2022
- U.S. locations
- 1
- States / cities
- Baltimore, Maryland
- Conditions
- Atrial Fibrillation, Bradycardia
- Interventions
- Pacing Algorithms
- Device
- Lead sponsor
- Medtronic Cardiac Ablation Solutions
- Industry
- Eligibility
- Not listed
- Enrollment
- 540 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2002 – 2006
- U.S. locations
- 34
- States / cities
- Yuma, Arizona • Fayetteville, Arkansas • Fort Smith, Arkansas + 31 more
- Conditions
- Vasovagal Syncope, AV Block-2Nd Degree-Type 1, Sinus Pause
- Interventions
- Ablation procedure
- Procedure
- Lead sponsor
- Rush University Medical Center
- Other
- Eligibility
- 18 Years to 60 Years
- Enrollment
- 300 participants
- Timeline
- 2024 – 2027
- U.S. locations
- 1
- States / cities
- Chicago, Illinois
- Conditions
- Bradycardia
- Interventions
- Ziopatch Pre discharge, Ziopatch at Discharge, Ziopatch at 2 months
- Diagnostic Test
- Lead sponsor
- The Cleveland Clinic
- Other
- Eligibility
- 18 Years to 90 Years
- Enrollment
- 100 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2017 – 2020
- U.S. locations
- 1
- States / cities
- Cleveland, Ohio
- Conditions
- Bradycardia, Heart Failure
- Interventions
- ECG Belt
- Device
- Lead sponsor
- Pugazhendhi Vijayaraman
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 20 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2021
- U.S. locations
- 1
- States / cities
- Wilkes-Barre, Pennsylvania
- Conditions
- Cardiac Rhythm Disorder, Bradycardia
- Interventions
- Aveir VR Leadless Pacemaker System
- Device
- Lead sponsor
- Abbott Medical Devices
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 1,276 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2020 – 2023
- U.S. locations
- 38
- States / cities
- Birmingham, Alabama • Huntsville, Alabama • Scottsdale, Arizona + 32 more
- Conditions
- Gastroesophageal Reflux, Apnea, Bradycardia
- Interventions
- Erythromycin, Multi-channel intra-luminal impedance (MII) pH monitoring, Placebo (D5W)
- Drug · Device
- Lead sponsor
- University of Virginia
- Other
- Eligibility
- 14 Days and older
- Enrollment
- 40 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2012 – 2014
- U.S. locations
- 1
- States / cities
- Charlottesville, Virginia
- Conditions
- Cardiac Pacemaker, Artificial, Cardiac Rhythm Disorder, Bradycardia
- Interventions
- Aveir DR Leadless Pacemaker System
- Device
- Lead sponsor
- Abbott Medical Devices
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 464 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2022 – 2026
- U.S. locations
- 54
- States / cities
- Scottsdale, Arizona • Jonesboro, Arkansas • Little Rock, Arkansas + 44 more
- Conditions
- Cardiac Pacemaker, Arrythmia, Bradycardia
- Interventions
- Aveir VR Leadless Pacemaker System
- Device
- Lead sponsor
- Abbott Medical Devices
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 3,427 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2022 – 2034
- U.S. locations
- 1
- States / cities
- Sylmar, California
- Conditions
- Down Syndrome, Bradycardia
- Interventions
- Monitoring patients undergoing surgery to look for association between ANS activity and bradycardia
- Other
- Lead sponsor
- Children's Hospital Medical Center, Cincinnati
- Other
- Eligibility
- 1 Month to 8 Years
- Enrollment
- 195 participants
- Timeline
- 2022 – 2023
- U.S. locations
- 1
- States / cities
- Cincinnati, Ohio
- Conditions
- Sinus Node Dysfunction, Bradycardia, Atrioventricular Block
- Interventions
- Solia CSP S lead
- Device
- Lead sponsor
- Biotronik, Inc.
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 192 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2024 – 2026
- U.S. locations
- 10
- States / cities
- Phoenix, Arizona • Ventura, California • Sarasota, Florida + 6 more
- 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
- Adverse Effect of MRI on an Implanted Pacemaker Lead, Adverse Effect of MRI on an Implanted Pacemaker
- Interventions
- Accent MRI system (lead safety), Accent MRI system (with MRI scan)
- Device
- Lead sponsor
- Abbott Medical Devices
- Industry
- Eligibility
- Not listed
- Enrollment
- 950 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2012 – 2018
- U.S. locations
- 66
- States / cities
- Birmingham, Alabama • Huntsville, Alabama • Phoenix, Arizona + 57 more
- Conditions
- Hypertension, Hypertension, Systolic, Hypertension, Essential
- Interventions
- Medtronic Astra/Azure DR MRI IPG with AVIM therapy Activated, Medtronic Astra/Azure DR MRI IPG with AVIM therapy Deactivated
- Device
- Lead sponsor
- Orchestra BioMed, Inc
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 316 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2023 – 2029
- U.S. locations
- 72
- States / cities
- Scottsdale, Arizona • Glendale, California • Newport Beach, California + 60 more
- Conditions
- Fetal Bradycardia Complicating Labor and Delivery, Fetal Bradycardia During Labor, Fetal Heart Rate or Rhythm Abnormality Affecting Fetus
- Interventions
- Half dose Oxytocin
- Drug
- Lead sponsor
- Unyime Ituk
- Other
- Eligibility
- 18 Years to 55 Years · Female only
- Enrollment
- 730 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2019 – 2025
- U.S. locations
- 2
- States / cities
- Iowa City, Iowa • Milwaukee, Wisconsin
- Conditions
- Cardiac Pacemaker, Arrythmia, Bradycardia
- Interventions
- Aveir VR Leadless Pacemaker System, Single-Chamber Transvenous Pacemaker
- Device
- Lead sponsor
- Abbott Medical Devices
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 8,744 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2022 – 2028
- U.S. locations
- 1
- States / cities
- Sylmar, California
- Conditions
- Bradycardia, Arrhythmias
- Interventions
- Atropine
- Drug
- Lead sponsor
- State University of New York at Buffalo
- Other
- Eligibility
- 1 Day to 2 Years
- Enrollment
- 60 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2013
- U.S. locations
- 1
- States / cities
- Buffalo, New York
- 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
- Ventricular Pacing With Rate Response, Bradycardia
- Interventions
- Calyan Pacemaker
- Device
- Lead sponsor
- Calyan Technologies
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 10 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2026 – 2027
- U.S. locations
- 1
- States / cities
- Minneapolis, Minnesota
- Conditions
- Cardiac Pacemaker, Arrhythmia, Bradycardia
- Interventions
- Aveir AR Leadless Pacemaker, Single-chamber atrial transvenous pacemaker
- Device
- Lead sponsor
- Abbott Medical Devices
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 586 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2024 – 2031
- U.S. locations
- 1
- States / cities
- Sylmar, California