Clinical trials: Conduction Defect
Supraventricular Tachycardia
Using Non-Fluoroscopic Imaging Devices to Decrease Radiation Exposure During Ablation of Supraventricular Tachycardia
The purpose of this study is to determine whether the additional use of non-fluoroscopic imaging modalities can decrease the use of radiation exposure during standard ablation procedures for supraventricular tachycardia (SVT) in…
- Trial name
- NCT00979303
- Testing
- Intracardiac echocardiography and 3D navigational system
- Where
- United States
- Volunteers
- 74 people
- Sponsor
- Boston Children's Hospital
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
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
Ventricular Tachycardia
Pilot Study of Catheter Ablation for Ventricular Tachycardia in Patients With an Implantable Cardioverter Defibrillator
The purpose of this pilot trial is to determine the feasibility of a large, multi-center randomized clinical trial aimed to test whether a treatment strategy of percutaneous catheter ablation of ventricular tachycardia (VT) is…
- Trial name
- CALYPSO (NCT01576042)
- Testing
- amiodarone, sotalol, Biosense Webster's NAVI-STAR Thermo-Cool
- Where
- 5 sites in United States
- Volunteers
- 27 people
- Sponsor
- Duke University
Premature Atrial Contraction
Magnesium Supplementation for the Prevention of Supraventricular Arrhythmias
The primary objective of this research is to determine whether oral magnesium supplementation in healthy, community-living individuals will be associated with reductions in the burden of arrhythmias in the upper chambers of the…
- Trial name
- NCT02837328
- Testing
- Oral Magnesium Supplement
- Where
- United States
- Volunteers
- 59 people, healthy volunteers welcome
- Sponsor
- University of Minnesota
Bradycardia, Atrioventricular Block
BIOTRONIK Conduction System Pacing With the Solia Lead
The purpose of the BIO-CONDUCT study is to demonstrate the safety and effectiveness of the BIOTRONIK Solia S pacing lead when implanted in the left bundle branch (LBB) area.
- Conditions
- Bradycardia, Atrioventricular Block, Left Bundle-Branch Block, Cardiomyopathies
- Trial name
- BIO-CONDUCT (NCT05251363)
- Testing
- Solia S lead
- Where
- 14 sites in United States
- Volunteers
- 194 people
- Sponsor
- Biotronik, Inc.
Atrioventricular Block, Ventricular Dysfunction
Biopace Study: Biventricular Pacing for Atrioventricular Block to Prevent Cardiac Desynchronization
The primary purpose of the study is to evaluate if patients with a standard indication for permanent ventricular pacing, left ventricular ejection fraction without limit, or any QRS duration will profit from the prevention of…
- Trial name
- NCT00187278
- Testing
- Biventricular Pacing, RV Pacing
- Where
- Germany
- Volunteers
- 1,833 people
- Sponsor
- Abbott Medical Devices
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
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
Atrial Fibrillation, Ventricular Tachycardia
An Assessment of Dual Site Left Ventricular Endocardial Pacing
We are investigating ways to help patients with heart failure, which is caused by damaged hearts which function less well, and cause symptoms of breathlessness, fatigue, lack of energy and swelling.
- Conditions
- Atrial Fibrillation, Ventricular Tachycardia, Heart Failure
- Trial name
- DOUBLE-CRT (NCT02211456)
- Testing
- Atrial Fibrillation/flutter (AF) or Ventricular Tachycardia (VT) ablation with multi-site pacing protocol
- Where
- United Kingdom
- Volunteers
- 15 people
- Sponsor
- Oxford University Hospitals NHS Trust
Atrial Fibrillation, Tachycardia, Supraventricular
Reducing Episodes by Septal Pacing Efficacy Confirmation Trial (RESPECT)
The purpose of this study is to find out if specialized programs in the AT500 and EnRhythm pacemakers will reduce the number of irregular heartbeat in the upper chamber of the heart and reduce symptoms (such as shortness of…
- Conditions
- Atrial Fibrillation, Tachycardia, Supraventricular, Arrhythmia, Bradycardia
- Trial name
- NCT00289289
- Testing
- Intervention Pacing Features
- Where
- 38 sites in United States, Canada
- Volunteers
- 400 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
Supraventricular Tachycardia
Dipole Density Mapping in Supraventricular Tachycardia
Use of dipole density mapping to identify activation in complex supraventricular tachycardias.
- Trial name
- DDRAMATIC-SVT (NCT02469623)
- Testing
- Dipole Density Mapping with AcQMap followed by ablation
- Where
- 8 sites in Belgium, Canada and 4 more
- Volunteers
- 85 people
- Sponsor
- Acutus Medical