Clinical trials: Arrhythmia
Tachycardia, Ventricular Fibrillation
Safety and Performance Study of the RELIANCE 4-Front Passive Fixation Lead
The objective of this study is to gather data to establish the chronic safety, performance and effectiveness of the RELIANCE 4-FRONT™ Passive Fixation Defibrillation Leads.
- Conditions
- Tachycardia, Ventricular Fibrillation, Ventricular Flutter
- Trial name
- NCT01856491
- Testing
- RELIANCE 4-FRONT™ Passive Fixation lead implantation
- Where
- 11 sites in Germany, Israel and 1 more
- Volunteers
- 167 people
- Sponsor
- Boston Scientific Corporation
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.
Atrial Fibrillation
Patients' Assessment of Satisfaction for Stroke Prevention in Atrial Fibrillation
To describe the treatment perception from patients with non-valvular atrial fibrillation (NVAF) receiving Pradaxa® or VKA for stroke prevention by using the self-estimation questionnaire of PACT-Q during a 6-month study period.
- Trial name
- NCT03187197
- Testing
- Pradaxa®
- Where
- 24 sites in Taiwan
- Volunteers
- 1,315 people
- Sponsor
- Boehringer Ingelheim
Atrial Fibrillation, Coronary Artery Disease
Regadenoson Stress-MRI to Identify Coronary Artery Disease in Atrial Fibrillation Patients
Atrial fibrillation (AF) is growing into an epidemic affecting 1 in 4 adults. There is a need for research to elucidate the prevalence of ischemic cardiomyopathy in patients diagnosed with AF.
- Trial name
- RECAD-AF (NCT01710254)
- Testing
- Regadenoson MRI, Gadobenate dimeglumine
- Where
- United States
- Volunteers
- 30 people
- Sponsor
- University of Utah
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
Atrial Fibrillation
STOP Persistent AF
To demonstrate safety and effectiveness of the Arctic Front Advance™ and Freezor MAX® Cardiac CryoAblation Catheters for the treatment of drug refractory recurrent symptomatic persistent atrial fibrillation (AF).
- Trial name
- NCT03012841
- Testing
- Arctic Front Advance Cardiac CryoAblation Catheter
- Where
- 25 sites in United States, Canada and 1 more
- Volunteers
- 186 people
- Sponsor
- Medtronic Cardiac Ablation Solutions
Congestive Heart Failure, Arrhythmias
T-wave Alternans and Intrathoracic Impedance Measurements
T-wave alternans is a test that is currently being used to risk stratify patients with structural heart disease for sudden cardiac death.
- Trial name
- NCT00669682
- Testing
- Congestive heart failure
- Where
- United States
- Volunteers
- 9 people
- Sponsor
- Columbia University
Ventricular Tachycardia
Multimodality Assessment of Ventricular Scar Arrhythmogenicity.
We aim to improve our understanding of a life-threatening heart rhythm disorder known as ventricular tachycardia (VT). This is a disorder which originates from the lower chamber of the heart and frequently is associated with…
- Trial name
- NCT04632394
- Testing
- Generation of computational model from cardiac MRI., VT ablation
- Where
- United Kingdom
- Volunteers
- 18 people
- Sponsor
- St George's, University of London
AtrioVentricular Nodal Reentrant Tachycardia, Supraventricular Tachycardia
Intracardiac CrYoablation for AtrioVentricular Nodal Reentrant Tachycardia
ICY-AVNRT (Intracardiac CrYoablation for AtrioVentricular Nodal Reentrant Tachycardia) is a prospective multi-center, nonrandomized, single arm, controlled, unblinded, investigational clinical study.
- Conditions
- AtrioVentricular Nodal Reentrant Tachycardia, Supraventricular Tachycardia, Heart Disease
- Trial name
- NCT01426425
- Testing
- Freezor Xtra Cryoablation Catheter
- Where
- 34 sites in United States, Canada
- Volunteers
- 572 people
- Sponsor
- Medtronic Cardiac Ablation Solutions
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
Atrial Fibrillation
Effect of Structural Remodeling on Scar Formation as Assessed by DE-MRI of the Left Atrium
The purpose of this study is to evaluate the impact of pre-ablation fibrosis on scar formation in the left atrium of the heart. This will be assessed by delayed enhancement magnetic resonance imaging and will be looked at in…
- Trial name
- RADAR (NCT01187914)
- Volunteers
- 40 people
- Sponsor
- University of Utah