Clinical trials: Heart Conduction System
Bradycardia, Heart Failure
ECG Belt to Assess Electrical Synchronization
The objective of the study is to assess the utility of ECG Belt to understand the conduction and ECG characteristics of Left Bundle Branch Pacing (LBBAP) and His-Optimized Cardiac Resynchronization Therapy (HOT-CRT) and compare…
- Trial name
- NCT04583709
- Testing
- ECG Belt
- Where
- United States
- Volunteers
- 20 people
- Sponsor
- Pugazhendhi Vijayaraman
Arrhythmogenic Right Ventricular Dysplasia, Brugada Syndrome
Distribution of Cell-cell Junction Proteins in Arrhythmic Disorders
Every week in the UK, 12 apparently healthy and fit individuals under the age of 35 die suddenly, a tragic event known as sudden cardiac death (SCD).
- Conditions
- Arrhythmogenic Right Ventricular Dysplasia, Brugada Syndrome, Cardiac Channelopathy
- Trial name
- NCT04257994
- Testing
- obtaining a buccal smear sample
- Where
- United Kingdom
- Volunteers
- 26 people
- Sponsor
- St. George's Hospital, London
Heart Failure
Conduction System Pacing Optimized Therapy
The purpose of the CSPOT study is to determine the best mode of cardiac resynchronization therapy (CRT) pacing for different populations of CRT patients, comparing traditional biventricular or left ventricular pacing (BiV)…
- Trial name
- CSPOT (NCT04905290)
- Testing
- Left ventricular coronary sinus (BiV) configuration, Conduction system pacing-only configuration, Conduction System Pacing Optimized Therapy (CSPOT) configuration
- Where
- 12 sites in United States, Ireland and 2 more
- Volunteers
- 60 people
- Sponsor
- Medtronic Cardiac Rhythm and Heart Failure
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
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
AV Block, AV Block Complete
Accelerometer Sensing for Micra AV Study
The purpose of the AccelAV Study is to characterize chronic AV synchrony in subjects implanted with MicraTM AV device. This study will be conducted upon market approval of the MicraTM AV Transcatheter Pacing System.
- Conditions
- AV Block, AV Block Complete, 3rd Degree Heart Block, Complete Heart Block
- Trial name
- AccelAV (NCT04245345)
- Testing
- Accelerometer Sensing for Micra AV Study
- Where
- 20 sites in United States, Hong Kong
- Volunteers
- 157 people
- Sponsor
- Medtronic Cardiac Rhythm and Heart Failure
Myocardial Infarction, Ventricular Dysfunction
Vest Prevention of Early Sudden Death Trial and VEST Registry
This study explores the hypothesis that wearable defibrillators can impact mortality by reducing sudden death during the first three months after a heart attack in persons with high risk for life-threatening arrhythmias.
- Conditions
- Myocardial Infarction, Ventricular Dysfunction, Sudden Death, Ventricular Tachycardia
- Trial name
- VEST (NCT01446965)
- Testing
- wearable defibrillator
- Where
- 71 sites in United States, Germany and 1 more
- Volunteers
- 2,348 people
- Sponsor
- University of California, San Francisco
Scar-related Atrial Tachycardia, Persistent Atrial Fibrillation
A Study Assessing Arrhythmia Mapping With a Globe-Shaped, High-Density, Multi-Electrode Mapping Catheter
The purpose of this study is to assess the performance and safety for the use of the investigational catheter for intracardiac mapping in the atria and ventricles.
- Conditions
- Scar-related Atrial Tachycardia, Persistent Atrial Fibrillation, Paroxysmal Atrial Fibrillation, Ventricular Tachycardia
- Trial name
- COSMOS (NCT05373862)
- Testing
- Globe-Shaped, High-Density, Multi-Electrode Mapping Catheter
- Where
- 4 sites in Belgium, Croatia and 1 more
- Volunteers
- 40 people
- Sponsor
- Biosense Webster, Inc.
Ventricular Tachycardia, Arrhythmia
Imaging With a Radio Tracer to Guide VT Ablations
Some patients are at risk for life-threatening fast heart rates. These can frequently be treated by using a catheter inside the heart to burn away the cells that create the fast heart rates.
- Trial name
- NCT01250912
- Testing
- 123I-metaiodobenzylguanidine
- Where
- United States
- Volunteers
- 20 people
- Sponsor
- University of Maryland, Baltimore
Long QT Syndrome
Long-term Efficacy Study of Sodium Channel Blocker in LQT3 Patients
The purpose of this study is to determine whether late sodium channel blockade might be effective in shortening the QTc interval in various LQT3 mutations and be considered as a safe therapeutic option for LQT3 patients.
- Trial name
- NCT01648205
- Testing
- Ranolazine
- Where
- United States
- Volunteers
- 25 people
- Sponsor
- University of Rochester
Catecholaminergic Polymorphic Ventricular Tachycardia
Flecainide for Catecholaminergic Polymorphic Ventricular Tachycardia
The purpose of this study is to test whether the addition of oral flecainide to standard therapy will reduce ventricular ectopy on exercise test compared to placebo plus standard therapy in patients with Catecholaminergic…
- Trial name
- NCT01117454
- Testing
- Flecainide Acetate, Beta blocker
- Where
- 10 sites in United States
- Volunteers
- 14 people
- Sponsor
- Vanderbilt University Medical Center
Sinus Node Disease, AV Block
Ingenio Device Algorithm Study
The purpose of the IVORY Study is to gather data to support global submissions/approvals for some models of the Ingenio device family.
- Conditions
- Sinus Node Disease, AV Block, Heart Failure
- Trial name
- IVORY (NCT01441583)
- Testing
- RAAT, RYTHMIQ
- Where
- 21 sites in Austria, Belgium and 10 more
- Volunteers
- 139 people
- Sponsor
- Boston Scientific Corporation
Neonates
NICU-TECH RM9L-RS Probe ME Feasibility Study
Use of a new ultrasound device designed for babies to look at the catheters in veins and arteries as well as the blood vessel itself.
- Trial name
- NCT01181596
- Where
- United States
- Volunteers
- 31 people
- Sponsor
- GE Healthcare
Bradycardia
Effectiveness of Pacemaker With Closed Loop Stimulation Compared to Pacemakers With and Without Standard Rate Response
This is a randomized, prospective, single-blinded, multi-center study involving approximately 1500 patients at 100 centers. The purpose of this study is to demonstrate the effectiveness of Closed Loop Stimulation (CLS) rate…
- Trial name
- CLEAR (NCT00355797)
- Testing
- Closed Loop Stimulation (CLS), Standard Rate Adaptive (R) Technology, Non-rate adaptive (DDD) pacing
- Where
- 99 sites in United States
- Volunteers
- 1,491 people
- Sponsor
- Biotronik, Inc.
Ventricular Tachycardia
Percutaneous Hemodynamic Support With Impella 2.5 During Scar-related Ventricular Tachycardia Ablation
The purpose of this research study is to evaluate the safety and feasibility of the Impella 2.5 Circulatory Support System for use during mapping and ablation of ventricular tachycardia in the setting of Ventricular dysfunction.
- Trial name
- PERMIT1 (NCT01294267)
- Testing
- Circulatory Support System
- Where
- United States
- Volunteers
- 20 people
- Sponsor
- Vivek Reddy
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.
Cardiomyopathy, Heart Failure
Adaptive CRT Effect on Electrical Dyssynchrony
The purpose of this study is to better understand how adaptive cardiac resynchronization therapy (aCRT) might benefit patients. aCRT works by sometimes giving stimulation to only the left side of the heart, rather than to both…
- Conditions
- Cardiomyopathy, Heart Failure, Left Bundle Branch Block
- Trial name
- aCRT-ELSYNC (NCT02543281)
- Testing
- Adaptive cardiac resynchronization therapy, Conventional Cardiac Resynchronization Therapy
- Where
- United States
- Volunteers
- 32 people
- Sponsor
- Larisa Tereshchenko
Ventricular Tachycardia, Atrial Fibrillation
Vein of Marshall Ethanol Infusion for Persistent Atrial Fibrillation
The broad, long-term objective of this project is to evaluate the therapeutic value of vein of Marshall (VOM) ethanol infusion when added to catheter ablation of atrial fibrillation (AF).
- Trial name
- VOM-R01 (NCT01898221)
- Testing
- Ethanol, Ablation
- Where
- 12 sites in United States
- Volunteers
- 343 people
- Sponsor
- The Methodist Hospital Research Institute
Ventricular Tachycardia (VT)
Pan-Asia United States PrEvention of Sudden Cardiac Death Catheter Ablation Trial
The current standard of care for ventricular tachycardia (VT) includes the use of medicine called anti-arrhythmic drugs (AADs) and Implantable Cardioverter Defibrillator (ICD) therapy.
- Trial name
- PAUSE-SCD (NCT02848781)
- Testing
- Implantable Cardioverter Defibrillator (ICD), Catheter Ablation
- Where
- 12 sites in United States, China and 3 more
- Volunteers
- 180 people
- Sponsor
- University of Arizona
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