Clinical trials: Cardiac Rhythm Disturbance
Atrial Fibrillation, Congestive Heart Failure
Investigational Device Exemption (IDE) Study for the Approval of Closed Loop Stimulation (CLS) and Cardiac Resyncronization Pacing Therapies (CRT) for the Treatment of Atrial Fibrillation (AF) With Ablate and Pace
The purpose of this study is to demonstrate the safety and effectiveness of biventricular pacing over conventional right ventricular pacing in patients with persistent or permanent, symptomatic atrial fibrillation undergoing…
- Trial name
- AVAIL (NCT00356057)
- Testing
- Protos DR/CLS and Stratos LV CRT pacemakers
- Where
- 10 sites in United States
- Volunteers
- 153 people
- Sponsor
- Biotronik, Inc.
Atrial Fibrillation, Atrial Fibrillation Recurrent
Effect of Dronedarone on Atrial Fibrosis Progression and Atrial Fibrillation Recurrence
Patients who have undergone cardiac ablation will be randomized and blinded to one of two groups; one group will receive dronedarone while the other group will receive a placebo.
- Trial name
- EDORA (NCT04704050)
- Testing
- dronedarone 400 mg Oral Tablet
- Where
- 4 sites in United States
- Volunteers
- 22 people
- Sponsor
- Tulane University School of Medicine
Cardiac Arrest, Sudden Cardiac Death
Treatment of Ventricular Tachyarrhythmias Refractory To Shock With Beta Blockers: The SHOCK and BLOCK Trial
The purpose of this research study is to evaluate the effectiveness of metoprolol, a "beta blocker," in treating patients in the hospital with a cardiac arrest. It will be given intravenously (given into a vein).
- Conditions
- Cardiac Arrest, Sudden Cardiac Death, Ventricular Fibrillation, Tachycardia, Ventricular
- Trial name
- Shock n Block (NCT00401882)
- Testing
- Epinephrine, Metoprolol
- Where
- United States
- Volunteers
- 7 people
- Sponsor
- David Haines, MD
Atrial Fibrillation, Pericardial Effusion
Active Clearance of Chest Tubes After Cardiac Surgery: A Prospective Randomized Controlled Study
The purpose of this study is to assess the effectiveness of the PleuraFlow® Active Tube Clearance (ATC) technology in reducing the rate of postoperative atrial fibrillation (POAF) among post cardiac surgery patients and to…
- Conditions
- Atrial Fibrillation, Pericardial Effusion, Pleural Effusion, Hemothorax
- Trial name
- NCT02808897
- Testing
- Standard drainage, Active Tube Clearance drainage
- Where
- 2 sites in Canada
- Volunteers
- 520 people, healthy volunteers welcome
- Sponsor
- Montreal Heart Institute
Atrial Fibrillation, Deep Vein Thrombosis
Randomized Trial of Interventions to Improve Warfarin Adherence
The purpose of this research study is to see if a lottery which provides the opportunity to win money, a reminder system using a "Med-eMonitor", or the combination of both might be useful in helping patients to achieve better…
- Conditions
- Atrial Fibrillation, Deep Vein Thrombosis, Dilated Cardiomyopathies
- Trial name
- WIN3 (NCT00904982)
- Testing
- Financial Incentive and Med-eMonitor, 2Med-eMonitor
- Where
- 2 sites in United States
- Volunteers
- 268 people
- Sponsor
- University of Pennsylvania
Persistent Atrial Fibrillation
AF Substrate Mapping and Guided Ablation
In this study, the investigators aim to identify and characterize, by means of an EnSite Velocity Research Software, the electrophysiological characteristics of substrates that sustain AF in patients with persistent AF and to…
- Trial name
- NCT02571218
- Testing
- Substrate+mCPVA, mCPVA
- Where
- Italy
- Volunteers
- 81 people
- Sponsor
- Abbott Medical Devices
Paroxysmal Atrial Fibrillation
Multi-electrode Radiofrequency Balloon Catheter Use for the Isolation of the Pulmonary Veins.
This clinical investigation is a prospective, multicenter, single arm clinical evaluation utilizing the multi-electrode radiofrequency balloon catheter and the multi-electrode circular diagnostic catheter.
- Trial name
- SHINE (NCT03437733)
- Testing
- Radiofrequency Ablation
- Where
- 5 sites in Czechia, Italy and 1 more
- Volunteers
- 98 people
- Sponsor
- Biosense Webster, Inc.
Ventricular Tachycardia, Ischemic Cardiomyopathy
Ablation at Virtual-hEart pRedicted Targets for VT
The goal of this study is to test the efficacy of the new imaging/simulation ("virtual heart") approach for determining the optimal ablation sites in patients with VT, which render post-infarction VT non-inducible.
- Trial name
- AVERT-VT (NCT03536052)
- Testing
- Virtual Heart Guided Ablation
- Where
- United States
- Volunteers
- 10 people
- Sponsor
- Johns Hopkins University
Tachycardia
Safety and Performance Study of the Reliance 4-Front Lead
The objective of this study is to gather data to establish the chronic safety, performance and effectiveness of the RELIANCE 4-FRONT™ Active Fixation Defibrillation Leads.
- Trial name
- NCT01772576
- Testing
- Reliance 4-Front lead implantation
- Where
- 15 sites in Austria, China and 9 more
- Volunteers
- 167 people
- Sponsor
- Boston Scientific Corporation
Paroxysmal Atrial Fibrillation
A Blinded Study to Evaluate Effect on Atrial Fibrillation Burden in Patients With Paroxysmal Atrial Fibrillation
The purpose of this study is to evaluate the effect of BMS-919373 on atrial fibrillation (AF) through its effect on AF burden (AFB), or the percent of time in AF, in subjects with paroxysmal AF (pAF) when administered orally at a…
- Trial name
- NCT02156076
- Testing
- BMS-919373
- Where
- 35 sites in United States, Canada
- Volunteers
- 158 people
- Sponsor
- Bristol-Myers Squibb
Tachycardia, Ventricular Arrythmia
ExtraVascular Implantable Cardioverter Defibrillator (EV ICD) Japan Study
The study is designed to characterize the acute safety and performance of the EV ICD System for Japanese patients.
- Trial name
- NCT07091916
- Testing
- Defibrillation using the Extravascular ICD
- Where
- Japan
- Volunteers
- 14 people
- Sponsor
- Medtronic Cardiac Rhythm and Heart Failure
Atrial Fibrillation
Validation Durability Adenosine Effect in Verification Pulmonary Vein Isolation
Adenosine is used clinically to assess permanency of electrical isolation of pulmonary veins during atrial fibrillation ablation, however, the methodology has not been validated either in terms of the reproducibility of the…
- Trial name
- NCT01590875
- Testing
- Adenosine arm
- Where
- United States
- Volunteers
- 20 people
- Sponsor
- Medical College of Wisconsin
Paroxysmal Atrial Fibrillation
Guided Radiofrequency Ablation Using the CARTO® 3 and NavX™ Systems for the Treatment of Paroxysmal Atrial Fibrillation
The purpose of this study is to determine the change in median radiation exposure time and median procedure time following guided radiofrequency (RF) ablation among subjects undergoing treatment for paroxysmal atrial fibrillation…
- Trial name
- CO1 (NCT01036724)
- Testing
- Cardiac Mapping
- Where
- 6 sites in Canada
- Volunteers
- 107 people
- Sponsor
- Biosense Webster, Inc.
Atrioventricular Block, Sick Sinus Syndrome
AV Delay Optimization vs. Intrinsic Conduction in Pacemaker Patients With Long PR Intervals
This is a randomized, prospective clinical trial to determine the effects of two different pacemaker atrioventricular delay (AV delay) settings on heart function in patients with dual chamber pacemakers implanted for symptomatic…
- Conditions
- Atrioventricular Block, Sick Sinus Syndrome, Symptomatic Bradycardia, Cardiac Arrhythmia
- Trial name
- AV Delay (NCT02154750)
- Testing
- Long, fixed AV delay, Short, optimized AV delay
- Where
- United States
- Volunteers
- 23 people
- Sponsor
- University of California, San Diego
Ventricular Tachycardia, Cardiomyopathy
Phase I/II Study of EP-guided Noninvasive Cardiac Radioablation for Treatment of Ventricular Tachycardia
Phase I/II Study of EP-guided Noninvasive Cardiac Radioablation (ENCORE) for Treatment of Ventricular Tachycardia
- Conditions
- Ventricular Tachycardia, Cardiomyopathy, Premature Ventricular Contractions
- Trial name
- ENCORE-VT (NCT02919618)
- Testing
- stereotactic body radiotherapy (SBRT)
- Where
- United States
- Volunteers
- 19 people
- Sponsor
- Washington University School of Medicine
Bradycardia
Endothelial Function and Cardiac Output in RV Pacing
Pacing from the right ventricle (as is current practice in patients implanted with permanent pacemakers for bradycardia), has been associated with worse outcomes particularly in heart failure patients.
- Trial name
- NCT00508196
- Testing
- RVP-min, RVP-max
- Where
- United Kingdom
- Volunteers
- 22 people
- Sponsor
- University of Dundee
Persistent Atrial Fibrillation
Modified Ablation Guided by Ibutilide Use in Chronic Atrial Fibrillation
Procedures for ablation of persistent or long lasting atrial fibrillation are frequently long and require extensive ablation. Some electrophysiologists administer the drug ibutilide during these procedures to help organize the…
- Trial name
- MAGIC-AF (NCT01014741)
- Testing
- Ibutilide
- Where
- 7 sites in United States, Canada and 1 more
- Volunteers
- 200 people
- Sponsor
- Vivek Reddy
Atrial Fibrillation
ReVeRA-201: Etripamil in Atrial Fibrillation, Phase 2
Many patients with atrial fibrillation (AF) experience persistent tachycardia with episodes of rapid ventricular rate despite chronic treatment to reduce ventricular rate.
- Trial name
- NCT04467905
- Testing
- Etripamil
- Where
- 18 sites in Canada, Netherlands
- Volunteers
- 69 people
- Sponsor
- Milestone Pharmaceuticals Inc.
Atropine Bioequivalence
Sublingual Atropine Bioequivalence by Route of Administration (SABER)
A randomized, two-period, two-sequence, crossover study to assess the bioequivalence, bioavailability, and pharmacokinetics (PK) of a single dose of atropine administered sublingually (SL) or intramuscularly (IM) in healthy adult…
- Trial name
- SABER (NCT06366087)
- Testing
- Atropine Sulfate Ophthalmic Solution USP, 1%, Atropine Sulfate Injection, USP 8 mg/20 mL (0.4 mg/mL)
- Where
- United States
- Volunteers
- 46 people, healthy volunteers welcome
- Sponsor
- Biomedical Advanced Research and Development Authority
Heart Diseases
Transseptal Needle Versus Radiofrequency Energy for Left Atrial Access
This is a randomized controlled trial examining whether a mechanical needle versus a needle that uses radiofrequency energy is better at puncturing through a thin wall in the heart (called "transseptal puncture") as measured by…
- Trial name
- TRAVERSE-LA (NCT01209260)
- Testing
- Radiofrequency energy needle, Mechanical Needle
- Where
- United States
- Volunteers
- 72 people
- Sponsor
- University of California, San Francisco