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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Recruiting Phase 4 Interventional Accepts healthy volunteers

Oxytocin and Fetal Heart Rate Changes

NCT03232918
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
Heart Failure With a Preserved Ejection Fraction, Heart Failure, Diastolic, Chronotropic Incompetence
Interventions
Rate adaptive atrial pacing using a dual-chamber pacemaker, Pacemaker system will be implanted but set to Pacing Off.
Device
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2022
U.S. locations
1
States / cities
Rochester, Minnesota
Conditions
Arrhythmia, Bradycardia
Interventions
Pacemaker
Device
Lead sponsor
Medtronic Cardiac Rhythm and Heart Failure
Industry
Eligibility
Not listed
Enrollment
860 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2006
U.S. locations
51
States / cities
Anchorage, Alabama • Mobile, Alabama • Fullerton, California + 48 more
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
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
Not yet recruiting Not applicable Interventional

Chronic Evaluation of Novel Pacemaker System

NCT06056817
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
Completed Not applicable Interventional Results available

Non-invasive Intervention for Apnea of Prematurity

NCT02641249
Conditions
Apnea of Prematurity, Hypoxia, Bradycardia
Interventions
Vibration
Device
Lead sponsor
University of California, Los Angeles
Other
Eligibility
1 Week and older
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
2
States / cities
Los Angeles, California • Santa Monica, 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
Apnea, Bradycardia, Premature Birth, Seizures
Interventions
microEEG
Device
Lead sponsor
Bio-Signal Group Corp.
Industry
Eligibility
Up to 30 Days
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
2
States / cities
Brooklyn, New York
Conditions
Bradycardia, Heart Failure, Ventricular Dysfunction
Interventions
Ultra High Frequency Electrocardiogram (UHF-ECG)
Device
Lead sponsor
VDI Technologies
Industry
Eligibility
18 Years and older
Enrollment
360 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
7
States / cities
Avondale, Arizona • Mesa, Arizona • Chicago, Illinois + 4 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
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Detection and Classification of Cardiac Rhythm and Atrial Fibrillation Using a Finger-worn Ring

NCT06892938
Conditions
Atrial Fibrillation (AF), Arrhythmias Cardiac, Tachycardia, Palpitations, Bradycardia
Interventions
Atrial Fibrillation Identification
Diagnostic Test
Lead sponsor
Everbeat
Industry
Eligibility
18 Years and older
Enrollment
232 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
3
States / cities
La Jolla, California • Baton Rouge, Louisiana • Pittsburgh, Pennsylvania
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
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Overnight Low Oxygen Exposure on Energy Balance

NCT04151927
Conditions
Resting Metabolic Rate, Appetite, Heart Rate Variability
Interventions
Normobaric Hypoxia, Normobaric Normoxia
Device
Lead sponsor
Florida State University
Other
Eligibility
20 Years to 45 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Tallahassee, Florida
Conditions
Bradycardia
Interventions
Recording heart rate changes
Other
Lead sponsor
Joseph D. Tobias
Other
Eligibility
Up to 18 Years
Enrollment
276 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Columbus, Ohio
Conditions
Cardiac Pacemaker, Arrythmia, Bradycardia
Interventions
Aveir DR Leadless Pacemaker System, Dual Chamber Transvenous Pacemaker
Device
Lead sponsor
Abbott Medical Devices
Industry
Eligibility
18 Years and older
Enrollment
2,812 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2030
U.S. locations
1
States / cities
Sylmar, California
Completed Not applicable Interventional Results available

REASSURE AV Registry

NCT01074034
Conditions
Sudden Cardiac Death, Bradycardia
Interventions
AV Therapy Assessment-B301 investigational device
Device
Lead sponsor
Boston Scientific Corporation
Industry
Eligibility
18 Years and older
Enrollment
211 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2011
U.S. locations
36
States / cities
Anchorage, Alaska • Larkspur, California • Orlando, Florida + 32 more
Conditions
Pacemaker, Bradycardia
Interventions
Pacemaker
Device
Lead sponsor
Medtronic Cardiac Rhythm and Heart Failure
Industry
Eligibility
Not listed
Enrollment
950 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2006
U.S. locations
27
States / cities
Hot Springs, Arkansas • Little Rock, Arkansas • North Little Rock, Arkansas + 24 more
Conditions
Arrhythmia, Atrial Fibrillation, Atrioventricular Block, Bradycardia, Sick Sinus Syndrome
Interventions
Not listed
Lead sponsor
Medtronic Cardiac Rhythm and Heart Failure
Industry
Eligibility
50 Years and older
Enrollment
427 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2004
U.S. locations
37
States / cities
Hot Springs, Arkansas • Little Rock, Arkansas • Fresno, California + 34 more
Conditions
Infant,Premature
Interventions
Cardiorespiratory monitoring
Diagnostic Test
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
1 Day to 15 Days
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Birmingham, Alabama
Completed Not applicable Interventional Results available

ECG Belt to Assess Electrical Synchronization

NCT04583709
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
Infant,Premature
Interventions
Cardiorespiratory monitoring
Diagnostic Test
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
1 Day to 98 Days
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Birmingham, Alabama
Terminated Not applicable Interventional Results available

Left Bundle Area Versus Selective His Bundle Pacing

NCT04093414
Conditions
Bradycardia, Sinus Node Dysfunction, Atrioventricular Block
Interventions
Select Secure pacing lead
Device
Lead sponsor
David Haines, MD
Other
Eligibility
19 Years and older
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
2
States / cities
Royal Oak, Michigan • Troy, Michigan
Completed Not applicable Interventional Results available

Aveir DR i2i Study

NCT05252702
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