Clinical trials: Arrhythmia, Ventricular
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.
Ventricular Tachycardia
Inducibility and Stability of Ventricular Tachycardia Inpatients Undergoing VT Ablation Under General Anesthesia
This research study is being done to see whether general anesthesia (GA) affects our ability to start ventricular tachycardia (VT) during an VT ablation procedure.
- Trial name
- NCT02419547
- Testing
- Versed, Fentanyl, Propofol
- Where
- United States
- Volunteers
- 11 people
- Sponsor
- Brigham and Women's Hospital
Conduction Defect
Subcostal Temporary Extracardiac Pacing Study
Up to 15 subjects will be enrolled to evaluate initial safety and performance of the AtaCor Temporary Pacing System. Safety will be evaluated through analysis of all Adverse Events.
- Trial name
- STEP (NCT04096365)
- Testing
- Subcostal Temporary Extracardiac Pacing Lead
- Where
- Paraguay
- Volunteers
- 12 people
- Sponsor
- AtaCor Medical, Inc.
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 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
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
Ventricular Tachycardia, Ischemic
Early Ablation Therapy for the Treatment of Ischemic Ventricular Tachycardia in Patients With Implantable Cardioverter Defibrillators
The purpose of this study is to determine if early ablation (i.e., ablation of ventricular tachycardia in patients with infrequent VT episodes) is more effective than medical therapy alone for the treatment of ischemic…
- Trial name
- ASPIRE (NCT01557842)
- Testing
- Drug Treatment, Catheter Ablation
- Where
- 23 sites in United States
- Volunteers
- 15 people
- Sponsor
- Biosense Webster, Inc.
Ventricular Tachycardia
Stereotaxis Study To Obliterate Persistent Ventricular Tachycardia
This is a prospective, non-randomized, multi-center clinical case series evaluating the outcomes of the magnetic navigation system in ventricular tachycardia (VT) cases.
- Trial name
- STOP-VT (NCT00851279)
- Testing
- Magnetic irrigated ablation catheter
- Where
- 4 sites in United States, Czechia and 1 more
- Volunteers
- 53 people
- Sponsor
- Stereotaxis
Death, Sudden, Cardiac, Ventricular Fibrillation
Automatic External Defibrillation Monitoring in Cardiac Arrest
We propose to randomize automatic external cardioverter/defibrillators (AECD) in patients who are at high risk for life-threatening abnormal heart rhythms (arrhythmias) and are admitted to the telemetry ward, all other treatments…
- Conditions
- Death, Sudden, Cardiac, Ventricular Fibrillation, Tachycardia, Ventricular
- Trial name
- NCT00382928
- Testing
- Defibrillation of pulseless VT/VF by AECD
- Where
- United States
- Volunteers
- 192 people
- Sponsor
- Foundation for Atlanta Veterans Education and Research, Inc.
Bradycardia, Sinus Node Dysfunction
Physiologic Pacing Registry
The Physiologic Pacing Registry is a prospective, observational, multi-center registry performed to gain a broader understanding of 1) physiologic pacing implant and follow-up workflows, including pacing and sensing measurements…
- Conditions
- Bradycardia, Sinus Node Dysfunction, Heart Block, Syncope
- Trial name
- NCT03719040
- Testing
- Physiologic pacing device implant
- Where
- 50 sites in United States, Australia and 14 more
- Volunteers
- 870 people
- Sponsor
- Abbott Medical Devices
Sinus Bradycardia, Sinus Node Disease
IES-ACap: Influence of Atrial Pulse Width in the Behaviour of ACap™ Confirm Algorithm.
The purpose of this observational study is to collect data regarding the population of patients with a pacemaker implanted.
- Conditions
- Sinus Bradycardia, Sinus Node Disease, Atrio-ventricular Block
- Trial name
- IES-ACap (NCT00832260)
- Volunteers
- 70 people
- Sponsor
- Abbott Medical Devices
Ventricular Tachycardia
Low Energy Therapy to Convert Ventricular Tachycardias
The LEVER study is a prospective, unblinded, non-randomized, first in human feasibility study that will assess and characterize early safety and effectiveness of low energy therapies in converting monomorphic ventricular…
- Trial name
- LEVER (NCT02891863)
- Testing
- LEVER Acute Study System
- Where
- Australia
- Volunteers
- 9 people
- Sponsor
- Boston Scientific Corporation
Ventricular Arrythmia
Intramural Needle Ablation for the Treatment of Refractory Ventricular Arrhythmias
This study will examine the safety and efficacy of intramural needle ablation (INA) in the treatment of intramural ventricular arrhythmias in patients for whom standard RF ablation has been unsuccessful.
- Trial name
- NCT03204981
- Testing
- Intramural Needle Ablation, Ablation
- Where
- United States
- Volunteers
- 52 people
- Sponsor
- Vivek Reddy
Sudden Cardiac Arrest, Ventricular Arrythmia
Improve Sudden Cardiac Arrest Study
The purpose of this study is to demonstrate that primary prevention patients with one or more additional risk factors (1.5 prevention criteria: syncope/pre-syncope, non-sustained ventricular tachycardia (NSVT), frequent…
- Trial name
- NCT02099721
- Testing
- ICD or CRT-D Device
- Where
- 93 sites in Argentina, Belarus and 14 more
- Volunteers
- 4,222 people
- Sponsor
- Medtronic Cardiac Rhythm and Heart Failure
Atrial Fibrillation, Heart Failure
The Use of Ranolazine for Atrial Fibrillation and Diastolic Heart Failure
The purpose of this study is to evaluate the efficacy of ranolazine in the prevention of recurrent atrial fibrillation in post-cardioversion patients with heart failure and preserved ejection fraction.
- Trial name
- RAD HF (NCT01887353)
- Testing
- Ranolazine
- Where
- United States
- Volunteers
- 8 people
- Sponsor
- Intermountain Health Care, Inc.
Bradycardia
Reduction of Right Ventricular Pacing Using the Feature Ventricular Intrinsic Preference (VIP)
The purpose of this study is to evaluate the efficacy of the VIP™ feature (available in dual chamber Victory® devices) to reduce unnecessary RV pacing, and to determine if patients with implanted SJM pacemakers will benefit by…
- Trial name
- NCT00311168
- Testing
- Intervention/treatment
- Where
- United States
- Volunteers
- 135 people
- Sponsor
- Abbott Medical Devices
Cardiac Arrest, Extracorporeal Membrane Oxygenation Complication
Advanced Reperfusion Strategies for Refractory Cardiac Arrest
This is a Phase II, single center (Under the Center for Resuscitation Medicine at the University of Minnesota Medical School), partially blinded, prospective, intention to treat, safety and efficacy clinical trial, randomizing…
- Conditions
- Cardiac Arrest, Extracorporeal Membrane Oxygenation Complication, Ventricular Fibrillation, Pulseless Ventricular Tachycardia
- Trial name
- ARREST (NCT03880565)
- Testing
- Early Extracorporeal Membrane Oxygenation (ECMO) Facilitated Resuscitation, Standard Advanced Cardiac Life Support (ACLS) Resuscitation
- Where
- United States
- Volunteers
- 30 people
- Sponsor
- University of Minnesota
Ventricular Tachycardia
INTERVENE: Indian Trial of Endocardial Ventricular Substrate Ablation to Prevent Recurrent VT Events
This study to is being conducted in India to determine the role of catheter-based ablation for ventricular tachycardia (VT) in post- heart attack patients who meet established guidelines for implantable cardiodefibrillator (ICD)…
- Trial name
- INTERVENE (NCT02301390)
- Testing
- Amiodarone, Catheter Ablation
- Where
- 3 sites in India
- Volunteers
- 53 people
- Sponsor
- Icahn School of Medicine at Mount Sinai
Ventricular Premature Complexes, Blood Pressure
Premature Ventricular Contractions (PVCs) and Blood Pressure Control
The purpose of this study is to determine if reduction in premature ventricular contraction (PVC) burden results in a decrease in blood pressure, sympathetic outflow, plasma catecholamines and an improvement in baroreflex gain.
- Trial name
- NCT01833455
- Testing
- PVC Suppression using Flecainide
- Where
- United States
- Volunteers
- 8 people
- Sponsor
- University of Wisconsin, Madison
Congestive Heart Failure, Left Ventricular Failure
Catheter Ablation vs. Medical Therapy in Congested Hearts With AF
This study is a multi-center, randomized, unblinded, clinical trial. The objective is to determine if catheter-based atrial fibrillation (AF) ablation is superior to medical treatment in patients with impaired left ventricular…
- Conditions
- Congestive Heart Failure, Left Ventricular Failure, Atrial Fibrillation
- Trial name
- CATCH-AF (NCT02686749)
- Testing
- Catheter Ablation, FDA approved anti arrhythmic drug
- Where
- 6 sites in United States
- Volunteers
- 4 people
- Sponsor
- The Cleveland Clinic