Clinical trials: Ventricular Arrythmia
Ventricular Tachycardia, Ventricular Fibrillation
Septal - Success Rate and Clinical Outcome of Septal Implant of Ventricular Defibrillation Lead
The purpose of this study is to determine the safety and efficacy of the implant of a ICD lead of defibrillation in the septum of the right ventricle
- Trial name
- NCT00180297
- Testing
- Endotak Reliance G
- Where
- 18 sites in France
- Volunteers
- 215 people
- Sponsor
- Boston Scientific Corporation
Cardiomyopathies, Ventricular Dysfunction
Measuring Electrical Resistance of Different Tissues on the Outer Surface of the Heart
This is a research study to evaluate the electrical properties of heart tissue. The purpose of this study is to determine the impedance (electrical resistance) of different tissues on the outer surface of the heart.
- Conditions
- Cardiomyopathies, Ventricular Dysfunction, Myocardial Infarction, Arrhythmia
- Trial name
- NCT00291174
- Where
- United States
- Volunteers
- 8 people
- Sponsor
- University of Pennsylvania
Ventricular Tachycardia
Safety and Effectiveness of the Sphere-9™ Catheter and Affera™ Ablation System for the Treatment of Ventricular Tachycardia (Sphere VT)
Sphere VT is a prospective, multi-center, single-arm, unblinded pivotal clinical study. Adult subjects with recurrent, sustained, monomorphic ventricular tachycardia (MMVT) due to prior myocardial infarction (MI) will be enrolled…
- Trial name
- NCT07585968
- Testing
- Sphere-9 Catheter with the Affera Mapping and Ablation System
- Where
- 7 sites in United States
- Volunteers
- 260 people
- Sponsor
- Medtronic Cardiac Ablation Solutions
Cardiac Arrest, Out-Of-Hospital Cardiac Arrest
Initial Double Sequential External Defibrillation in Out of Hospital Cardiac Arrest
Double Sequential External Defibrillation (DSED) represents an alternative treatment of refractory ventricular fibrillation (rVF) in out-of-hospital cardiac arrest (OHCA).
- Conditions
- Cardiac Arrest, Out-Of-Hospital Cardiac Arrest, Ventricular Fibrillation
- Trial name
- DUALDEFIB (NCT06672159)
- Testing
- Two defibrillators, One defibrillator
- Where
- Norway
- Volunteers
- 356 people
- Sponsor
- St. Olavs Hospital
Premature Ovarian Insufficiency
Ventricular Repolarization in Patients With Premature Ovarian Insufficiency (QTIOP)
Ventricular repolarization, measured by corrected QT interval (QTc), is influenced by sex hormones. A QTc above 460msec predisposes to the risk of "torsades-de-pointes"(TdP).
- Trial name
- QTIOP (NCT04167033)
- Testing
- Hormone replacement therapy:effect on ventricular repolarization, ECG
- Where
- 3 sites in France
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Atrial Fibrillation, Tachycardia, Supraventricular
Preliminary Research Evaluation for Ambulatory Leadless Electrocardiogram Recorder Trial
The clinical study is intended to implement and test the collection and analysis of paired ECG data from the HeartWatch and two comparator devices, an Event Recorder and Holter.
- Conditions
- Atrial Fibrillation, Tachycardia, Supraventricular, Bradyarrhythmia, Ventricular Arrythmia
- Trial name
- PRE-ALERT (NCT05357716)
- Testing
- HeartWatch, Event Recorder, Holter Monitor
- Where
- Canada
- Volunteers
- 7 people
- Sponsor
- HelpWear Inc.
Sickle Cell Anemia, Pulmonary Hypertension
Heart Disease in Sickle Cell Anemia
This study will explore what may cause people with sickle cell anemia to have heart problems and an increased risk of sudden death. People 18 years of age and older with sickle cell anemia may be eligible for this study.
- Trial name
- NCT00113152
- Where
- 2 sites in United States
- Volunteers
- 120 people
- Sponsor
- National Institutes of Health Clinical Center (CC)
Sudden Cardiac Death, Sudden Cardiac Arrest
Wearable Cardioverter Defibrillator in Hemodialysis Patients (WED-HED) Study
A multi-center, prospective, randomized controlled clinical trial with 1:1 assignment of treatment and control. This study will evaluate the impact of wearable cardioverter defibrillator use on sudden cardiac death in incident…
- Trial name
- WED-HED (NCT02481206)
- Testing
- Wearable Cardioverter Defibrillator
- Where
- 31 sites in United States
- Volunteers
- 66 people
- Sponsor
- Zoll Medical Corporation
Atrial Fibrillation
Dose Ranging Study of Dronedarone for the Control of Ventricular Rate in Japanese Patients With Permanent Atrial Fibrillation
Primary Objective: To assess the efficacy of dronedarone versus placebo for the control of ventricular rate in patients with permanent Atrial Fibrillation (AF).
- Trial name
- NCT01213368
- Testing
- DRONEDARONE (SR33589)
- Where
- 25 sites in Japan
- Volunteers
- 181 people
- Sponsor
- Sanofi
Cardiovascular Diseases, Heart Failure
Development of CIRC Technologies
Cardiovascular disease is the leading cause of death worldwide. Advanced cardiovascular imaging using Magnetic Resonance Imaging (MRI) has proven to be effective in providing gold standard myocardial tissue characterization.
- Conditions
- Cardiovascular Diseases, Heart Failure, Ischemic Heart Disease, Non-ischemic Cardiomyopathy
- Trial name
- CIRC (NCT05654272)
- Testing
- MRI
- Where
- United States
- Volunteers
- 1,000 people, healthy volunteers welcome
- Sponsor
- The Cleveland Clinic
Paroxysmal Supraventricular Tachycardia (PSVT)
Comparing Two Vagal Maneuvers for Paroxysmal Supraventricular Tachycardia
The goal of this clinical trial is to compare two physical techniques for treating paroxysmal supraventricular tachycardia in adults. This condition causes a fast, regular heartbeat that starts and stops suddenly.
- Trial name
- RVM-MVM (NCT07785466)
- Testing
- Modified Valsalva Maneuver, Reverse Vagal Maneuver
- Where
- Turkey (Türkiye)
- Volunteers
- 142 people
- Sponsor
- Salih Karakoyun
Cardiac Arrest, Ventricular Fibrillation
VectOr ChAnge defibriLlatIon in Refractory Shockable rhyThms
Management of cardiac arrest according to published guidelines has remained largely unchanged for a decade. Thames Valley Air Ambulance provide Critical Care Paramedic and Physician teams who respond to cardiac arrests and offer…
- Conditions
- Cardiac Arrest, Ventricular Fibrillation, Ventricular Tachycardia
- Trial name
- VOCALIST (NCT05926973)
- Testing
- Enhanced cardiac arrest bundle
- Where
- United Kingdom
- Volunteers
- 50 people
- Sponsor
- Thames Valley Air Ambulance
Pregnancy, Long QT Syndrome
Ventricular Repolarization During the Pregnancy-to-Postpartum Transition (QuTe)
Pregnancy and the postpartum period are accompanied by marked changes in heart rate, circulating hormones, and electrolyte balance that may influence ventricular repolarization.
- Trial name
- QuTe (NCT02931695)
- Testing
- Evaluation of QT interval duration, Circulating sex hormones levels sample
- Where
- France
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- French Cardiology Society
Coronary Artery Disease, Arrhythmia
Effect of Supplemental Intake of Omega-3 Polyunsaturated Fatty Acids on the Rate and Complexity of Spontaneously Occurring Ventricular and Supraventricular Arrhythmias in Patients With Implantable Cardioverter Defibrillator (ICD) - A Randomized Clinical Trial
We hypothesize that oral supplementation with omega-3 PUFA will decrease occurrence of arrhythmic events among post-MI, ICD recipients.
- Trial name
- NCT00290056
- Testing
- Eicosapentanoic acid (EPA) and Docosahexanoic acid (DHA).
- Where
- 2 sites in Israel
- Volunteers
- 105 people
- Sponsor
- Sheba Medical Center
Premature Ventricular Complexes
Physical Impairments in Premature Ventricular Complex
Premature ventricular complexes may be observed in individuals without underlying disease due to factors such as physical inactivity, advanced age, smoking, male sex, and psychosocial disturbances, and in some cases may result in…
- Trial name
- NCT07396597
- Testing
- Physical Evaluations of Patients with Premature Ventricular Complex, Physical Evaluations of Healthy Individuals
- Where
- Turkey (Türkiye)
- Volunteers
- 52 people, healthy volunteers welcome
- Sponsor
- Izmir Democracy University
Tachycardia, Ventricular, Arrhythmia, Ventricular
Effectiveness of the EMPOWER™ Modular Pacing System and EMBLEM™ Subcutaneous ICD to Communicate Antitachycardia Pacing
The MODULAR ATP Clinical Study is designed to demonstrate safety, performance, and effectiveness of the Modular Cardiac Rhythm Management (mCRM) Therapy System.
- Trial name
- MODULAR ATP (NCT04798768)
- Testing
- mCRM Therapy System
- Where
- 38 sites in United States, Austria and 7 more
- Volunteers
- 297 people
- Sponsor
- Boston Scientific Corporation
Atrial Fibrillation, Atrioventricular Block, Second and Third Degree
Predicting Severe Cardiac Arrhythmias in the Perioperative Period Using AI-ECG
During the preoperative examination, in addition to the standard examination recommended before high-risk cardiac surgeries, a digital single-lead ECG is recorded using portable CardioQUARK devices.
- Conditions
- Atrial Fibrillation, Atrioventricular Block, Second and Third Degree, Sinus Node Dysfunction, Ventricular Tachycardia (VT)
- Trial name
- NCT07348991
- Testing
- digital single-channel ECG recording
- Volunteers
- 300 people
- Sponsor
- I.M. Sechenov First Moscow State Medical University
Heart Failure
Sensing Ventricular Arrhythmias by His Bundle Leads
The purpose of this trial is to determine if implantable cardiac device leads implanted in the His bundle are capable of detecting ventricular arrhythmias.
- Trial name
- NCT03530423
- Where
- United States
- Sponsor
- The Guthrie Clinic
Premature Ventricular Contraction, Ventricular Tachycardia
VIVO™ Accuracy Study
A multi-center study designed to assess the accuracy of VIVO™ in determining the location of a PVC/VT foci in comparison to an electroanatomical mapping system.
- Trial name
- NCT03340142
- Testing
- VIVO™
- Where
- 3 sites in United States
- Volunteers
- 45 people
- Sponsor
- Catheter Precision. Inc.
Out-Of-Hospital Cardiac Arrest, Ventricular Fibrillation Sustained
Percutaneous Left Stellate Ganglion Block In Out-of-hospital Cardiac Arrest Due to Refractory VEntricular Arrhythmias (LIVE Study)
This is an observational, prospective study to verify the feasibility and practicability of percutaneous stellate ganglion block (PSGB) in patient suffering from a refractory out-of-hospital cardiac arrest (OHCA) due to a…
- Conditions
- Out-Of-Hospital Cardiac Arrest, Ventricular Fibrillation Sustained, Shockable Rhythm, Medical Etiology
- Trial name
- LIVE (NCT04168970)
- Testing
- PSGB
- Where
- 2 sites in Italy
- Volunteers
- 62 people
- Sponsor
- Fondazione IRCCS Policlinico San Matteo di Pavia