Clinical trials: Arrhythmia Ventricular
Atrial Fibrillation New Onset, Hemorrhage
Randomized Double Blind Control Trial on Effects of Ranolazine on New Onset Atrial Fibrillation
The aim of this study is to evaluate the prophylactic effects of Ranolazine on new onset atrial fibrillation in post-operative coronary artery bypass graft and valve surgery patient population at Staten Island University hospital.
- Conditions
- Atrial Fibrillation New Onset, Hemorrhage, Prolonged QTc Interval, Ventricular Tachycardia
- Trial name
- NCT01590979
- Testing
- Ranolazine
- Where
- United States
- Volunteers
- 54 people
- Sponsor
- Northwell Health
Scar-related Atrial Tachycardia, Persistent Atrial Fibrillation
A Study of Intracardiac Ultrasound With the NUVISION NAV Ultrasound Catheter
The purpose of this study is to assess the performance and safety of using the investigational catheter.
- Conditions
- Scar-related Atrial Tachycardia, Persistent Atrial Fibrillation, Paroxysmal Atrial Fibrillation, Ventricular Tachycardia
- Trial name
- NCT05970120
- Testing
- NUVISION NAV Ultrasound Catheter
- Where
- 3 sites in Croatia, Israel and 1 more
- Volunteers
- 30 people
- Sponsor
- Biosense Webster, Inc.
Ventricular Tachycardia, Premature Ventricular Contraction
DOACs for Stroke Prevention Post Ventricular Tachycardia Ablation
The purpose of this study is to learn if taking a drug called direct oral anticoagulant after an ablation procedure keeps blood clots from forming and lowers the chance of having a stroke in patients with ventricular tachycardia…
- Conditions
- Ventricular Tachycardia, Premature Ventricular Contraction, Stroke
- Trial name
- STROKE-VT (NCT02666742)
- Testing
- DOAC, Aspirin
- Where
- 5 sites in United States, India
- Volunteers
- 246 people
- Sponsor
- Kansas City Heart Rhythm Institute
Mitral Valve Insufficiency, Atrial Fibrillation
Left Atrial Distensibility to Predict Left Ventricular Filling Pressure and Prognosis in Patients With Severe Mitral Regurgitation
A large left atrial (LA) volume, which represents chronic diastolic dysfunction, is associated with a poor outcome, regardless of systolic function.
- Conditions
- Mitral Valve Insufficiency, Atrial Fibrillation, Heart Failure
- Trial name
- NCT01172184
- Testing
- Cardiac catheterization
- Where
- Taiwan
- Volunteers
- 111 people, healthy volunteers welcome
- Sponsor
- Kaohsiung Veterans General Hospital.
Tachycardia, Ventricular
Bispectral Index Monitoring During Testing in the Electrophysiology Lab
BACKGROUND Physician-guided moderate sedation, administered by a Registered Nurse has been the standard of practice for patients undergoing a wide range of electrophysiology procedures during the past decade.
- Trial name
- NCT00749671
- Testing
- Bispectral index monitoring, Ramsey Sedation Scale
- Where
- United States
- Volunteers
- 20 people
- Sponsor
- Baystate Medical Center
ISCHEMIC CARDIOMYOPATHY
Clinical Trial of Manganese-Enhanced MRI (MEMRI) to Assess Peri-Infarct Injury
The purpose of this study is to evaluate the safety and tolerance of a new intravenous diagnostic agent, SeeMore or EVP 1001-1, in patients with Cardiovascular Disease (MEMRI scan).
- Trial name
- NCT02933034
- Testing
- Manganese-enhanced MRI contrast reagent, Gadolinium-enhanced MRI contrast reagent
- Where
- United States
- Volunteers
- 33 people
- Sponsor
- Stanford University
Scar-related Atrial Tachycardia, Paroxysmal Atrial Fibrillation
A Study Assessing Arrhythmia Mapping With the Multi-Electrode OPTRELL™ Mapping Catheter
The purpose of this study is to assess the performance and safety for the use of the OPTRELL Catheter for intracardiac mapping in the atria and ventricles.
- Conditions
- Scar-related Atrial Tachycardia, Paroxysmal Atrial Fibrillation, Persistent Atrial Fibrillation, Tachycardia, Ventricular
- Trial name
- OPTIMUM (NCT04983797)
- Testing
- OPTRELL Mapping Catheter
- Where
- 3 sites in Belgium, Lithuania
- Volunteers
- 31 people
- Sponsor
- Biosense Webster, Inc.
Ischemic Cardiomyopathy, Nonischemic Cardiomyopathy
Ranolazine Implantable Cardioverter-Defibrillator Trial
The purpose of the study is to see how effective a drug called ranolazine is in reducing the risk of ventricular arrhythmia and death in people with implantable cardioverter-defibrillators (ICDs).
- Conditions
- Ischemic Cardiomyopathy, Nonischemic Cardiomyopathy, Heart Failure
- Trial name
- RAID (NCT01215253)
- Testing
- Ranolazine
- Where
- 90 sites in United States, Canada
- Volunteers
- 1,012 people
- Sponsor
- University of Rochester
Ventricular Tachycardia
A Clinical Trial Utilizing Dantrolene in Patients With Ventricular Arrhythmias.
This is a randomized, placebo-controlled trial of Dantrolene (N= 84 participants) to demonstrate the feasibility of using intravenous (IV) dantrolene to study the effect of RyR2 inhibition on cardiac electrophysiology…
- Trial name
- NCT04134845
- Testing
- Dantrolene/Ryanodex
- Where
- United States
- Volunteers
- 68 people
- Sponsor
- Vanderbilt University Medical Center
Atrial Flutter
Cardiac Electrophysiological Study
The purpose of the study is to measure the effects of AZD1305 on cardiac electrophysiological properties and intracardiac pressures
- Trial name
- NCT00616629
- Testing
- AZD1305
- Where
- 13 sites in Denmark, Finland and 2 more
- Volunteers
- 55 people
- Sponsor
- AstraZeneca
Ventricular Arrhythmias
Antiarrhythmic Effects of Spironolactone in Patients With ICDs
This study will test whether spironolactone, an approved drug for among other things hypertension, will reduce the risk of severe arrhythmias in patients with implanted defibrillators.
- Trial name
- SPIRIT (NCT04495712)
- Testing
- spironolactone
- Where
- United States
- Volunteers
- 90 people
- Sponsor
- VA Office of Research and Development
Ventricular Fibrillation, Ventricular Tachycardia
Shockless Implant Evaluation
This trial will assess the safety of defibrillator testing and the influence of defibrillation testing on the efficacy of clinical shocks.
- Trial name
- SIMPLE (NCT00800384)
- Testing
- Implantable defibrillator
- Where
- 85 sites in Australia, Austria and 16 more
- Volunteers
- 2,500 people
- Sponsor
- Boston Scientific Corporation
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
Other Intraoperative Cardiac Functional Disturbances During Cardiac Surgery
Amiodarone for the Prevention of Reperfusion Ventricular Fibrillation
This was a prospective, randomized, double blinded study in which patients undergoing a cardiopulmonary bypass (CPB) with aortic cross clamping were randomly assigned to receive amiodarone, lidocaine, or saline placebo prior to…
- Trial name
- NCT00587483
- Testing
- Lidocaine, Amiodarone
- Where
- United States
- Volunteers
- 342 people
- Sponsor
- Mayo Clinic
Prolonged QT Interval in EKG and Sudden Death
Influence of Progesterone Administration on Drug-Induced QT Interval Lengthening
Female sex is an independent risk factor for the potentially fatal drug-induced arrhythmia (irregular heartbeat) known as torsades de pointes (TdP), which is associated with prolongation of the corrected QT (QTc) interval on the…
- Trial name
- NCT01929083
- Testing
- Progesterone, Ibutilide
- Where
- 2 sites in United States
- Volunteers
- 19 people, healthy volunteers welcome
- Sponsor
- Indiana University
Permanent Atrial Fibrillation
Rate Control Therapy Evaluation in Permanent Atrial Fibrillation (RATE-AF)
Atrial fibrillation is a common heart rhythm disturbance, causing important discomfort for patients, a high risk of stroke, frequent hospital admissions and a two-fold increase in death.
- Trial name
- RATE-AF (NCT02391337)
- Testing
- Bisoprolol, Digoxin
- Where
- 2 sites in United Kingdom
- Volunteers
- 161 people
- Sponsor
- University of Birmingham
Heart Failure, Tachycardia, Ventricular
Optisure Lead Post Approval Study
The purpose of this post approval study is to characterize the chronic performance of the SJM Optisure family of HV leads in patients.
- Trial name
- NCT02235545
- Testing
- St. Jude Medical Optisure Lead
- Where
- 60 sites in United States, Belgium and 5 more
- Volunteers
- 1,735 people
- Sponsor
- Abbott Medical Devices
Atrial Fibrillation, Aortic Valve Stenosis
WATCH-TAVR, WATCHMAN for Patients With Atrial Fibrillation Undergoing Transcatheter Aortic Valve Replacement
To evaluate the safety and effectiveness of the left atrial appendage occlusion with WATCHMAN Device in prevention of stroke and bleeding in patients with atrial fibrillation (AF) undergoing transcatheter aortic valve replacement…
- Trial name
- NCT03173534
- Testing
- WATCHMAN, TAVR
- Where
- 32 sites in United States
- Volunteers
- 350 people
- Sponsor
- samir kapadia
Tachycardia, Ventricular Arrythmia
Extravascular ICD Pilot Study
The proposed study is designed to characterize the safety and efficacy of a new extravascular implantable cardioverter defibrillator (ICD) system in humans.
- Trial name
- EV ICD (NCT03608670)
- Testing
- Defibrillation using the Extravascular ICD
- Where
- 4 sites in Australia, New Zealand
- Volunteers
- 26 people
- Sponsor
- Medtronic Cardiac Rhythm and Heart Failure
Tachycardia, Ventricular, Heart Failure, Congestive
OMNI Study--Assessing Therapies in Medtronic Pacemaker, Defibrillator, and Cardiac Resynchronization Therapy Devices.
The purpose of the OMNI study is to characterize therapy and diagnostic utilization in study participants implanted with study devices and to describe Implantable Cardioverter Defibrillator(ICD)therapy utilization for life…
- Conditions
- Tachycardia, Ventricular, Heart Failure, Congestive, Ventricular Fibrillation, Ventricular Dysfunction
- Trial name
- OMNI (NCT00277524)
- Where
- 113 sites in United States
- Volunteers
- 3,032 people
- Sponsor
- Medtronic Cardiac Rhythm and Heart Failure