Clinical trials: Heart Conduction System
Premature Ventricular Contraction, Ventricular Tachycardia
Ventricular Arrhythmia Ablation With the Use of Non-Invasive ECG Imaging Technology
Researchers are trying to determine if the use of software called VIVO, made by Catheter Precision, Inc. can shorten the length of time it takes to perform an ablation procedure for either premature ventricular contractions…
- Trial name
- NCT04219501
- Testing
- VIVO
- Where
- United States
- Sponsor
- Mayo Clinic
Transcatheter Aortic Valve Replacement
Prognostic Factors in NOP-LBBB After TAVI
The goal of this observational study is to find prognostic factors in patients with a new-onset persistent left bundle branch block (NOP-LBBB) after transcatheter aortic valve implantation (TAVI).
- Trial name
- ProgNOP-LBBB (NCT05654792)
- Testing
- Transcatheter aortic valve implantation
- Volunteers
- 230 people
- Sponsor
- Central Hospital, Nancy, France
Catecholaminergic Polymorphic Ventricular Tachycardia
A Phase 2 Study of CRD-4730 in CPVT
This is a Phase 2, multicenter, double-blind, sponsor blinded, placebo-controlled, repeat-dose clinical study of CRD-4730 to evaluate the safety, tolerability, pharmacokinetics (PK), and pharmacodynamics (PD) of CRD-4730 to…
- Trial name
- CPVT (NCT06658899)
- Testing
- CRD-4730
- Where
- 12 sites in United States, Canada and 4 more
- Volunteers
- 12 people
- Sponsor
- Cardurion Pharmaceuticals, Inc.
Atrial Fibrillation, Heart Failure
RAFT - Pace &Ablate
Atrial fibrillation (AF) is an irregular heartbeat that can cause symptoms of skipped beats, shortness of breath, stroke, or in some cases fluid in the lungs or legs.
- Conditions
- Atrial Fibrillation, Heart Failure, Pacemaker, Arrhythmia Atrial
- Trial name
- RAFT-P&A RCT (NCT06299514)
- Testing
- Pace and Ablate, Medication
- Where
- 12 sites in Canada
- Volunteers
- 600 people
- Sponsor
- Habib Khan
Atrial Fibrillation, Atrial Premature Complexes
Markers of Paroxysmal Atrial Fibrillation in Esophageal Holter Electrocardiography
With the use of esophageal Holter electrocardiography (eECG), the investigators will look for surrogate markers of paroxysmal atrial fibrillation.
- Trial name
- NCT01436344
- Where
- Switzerland
- Volunteers
- 50 people
- Sponsor
- Insel Gruppe AG, University Hospital Bern
Heart Failure, Myocardial Infarction
Prophylactic Substrate Ablation in Post-myocardial Patients Undergoing Defibrillator Implantation.
Prophylactic substrate ablation in post-MI patients undergoing defibrillator implantation reduces appropriate defibrillator therapies.
- Conditions
- Heart Failure, Myocardial Infarction, Ventricular Tachycardia
- Trial name
- NCT02780947
- Testing
- Ventricular tachycardia substrate ablation
- Volunteers
- 40 people
- Sponsor
- Spyridon Deftereos
Chagas Cardiomyopathy, Cardiac Arrhythmia
The Signal-averaged ElectrocArdiogram in Long Term Follow-up of Chronic CHagas Disease - RIO de Janeiro Cohort
The study investigated 100 subjects, both genders, with chronic Chagas disease, confirmed by at least two distinct serological tests, and classified according to Los Andes classification in a long term follow-up aiming at…
- Conditions
- Chagas Cardiomyopathy, Cardiac Arrhythmia, Stroke, Left Ventricular Function Systolic Dysfunction
- Trial name
- SEARCH-Rio (NCT01340963)
- Where
- 4 sites in United States, Brazil
- Volunteers
- 100 people
- Sponsor
- Universidade Gama Filho
Arrhythmia, Cardiovascular Diseases
Mode Selection Trial in Sinus Node Dysfunction (MOST)
To determine if dual chamber rate-modulated pacing (DDDR) in patients with sick sinus syndrome is superior to single chamber pacing (VVIR) with respect to subsequent frequency of adverse clinical events such as stroke, quality of…
- Conditions
- Arrhythmia, Cardiovascular Diseases, Heart Diseases, Sick Sinus Syndrome
- Trial name
- NCT00000561
- Testing
- pacemaker, artificial
- Sponsor
- Mt. Sinai Medical Center, Miami
Septic Shock, Tachycardia
Effects of Heart Control at Different Stages in Patients of Septic Shock With Tachycardia
A sigle-center, randomized controlled trial will be do to investigate the effects of esomol on heart rate, clinical parameters, mortality, and safety in septic shock patients with tachycardia at different stages, compared with…
- Trial name
- NCT05389176
- Testing
- Esmolol
- Volunteers
- 96 people
- Sponsor
- Chinese Medical Association
Bradycardia, Sick Sinus Syndrome
Beluga - Clinical Observations of Automatic Algorithms for Cardiac Pacing
This study shall evaluate in daily medical practice the clinical results of the AV delay hysteresis search algorithm in patients with a INSIGNIA ULTRA or AVT pacemaker implanted for one of the three following indications: sinus…
- Conditions
- Bradycardia, Sick Sinus Syndrome, Heart Block
- Trial name
- NCT00286858
- Testing
- Insignia Ultra and Insignia AVT
- Where
- 40 sites in France, Guadeloupe
- Volunteers
- 903 people
- Sponsor
- Boston Scientific Corporation
Cardiac Pacing, Electric Countershock
Follow-up of Patients With Implantable Cardioverter Defibrillators by Home Monitoring (ANVITE)
Patients with implantable cardioverter defibrillators (ICDs) should undergo regular device follow-ups every 3 months, to verify proper ICD function.
- Conditions
- Cardiac Pacing, Electric Countershock, Ventricular Tachyarrhythmia
- Trial name
- ANVITE (NCT00858559)
- Testing
- Implantable cardioverter defibrillator with Home Monitoring function, Standard implantable cardioverter defibrillator
- Where
- Germany
- Volunteers
- 110 people
- Sponsor
- Biotronik SE & Co. KG
Sudden Cardiac Arrest, Sudden Arrhythmic Death Syndrome
Hearts in Rhythm Organization (HiRO)National Registry and Bio Bank
The Hearts in Rhythm Organization (HiRO) is a national network of Canadian researchers/clinicians, working towards a better understanding of the rare genetic causes of sudden cardiac death (SCD).
- Conditions
- Sudden Cardiac Arrest, Sudden Arrhythmic Death Syndrome, Arrhythmogenic Right Ventricular Cardiomyopathy (ARVC), Long QT Syndrome (LQTS)
- Trial name
- HiRO (NCT04189822)
- Where
- Canada
- Volunteers
- 10,000 people
- Sponsor
- University of British Columbia
Atrial Tachycardia
PVC Response ''Atrial Pace'' Inducing Atrial Tachycardias
Premature ventricular contractions (PVC) are common phenomenon and occasionally retrograde conduction from ventricle to atrium occurs and may cause pacemaker mediated tachycardia.
- Trial name
- NCT05344456
- Testing
- Change in the device PVC algorithm to ''Off''
- Where
- Finland
- Volunteers
- 16 people
- Sponsor
- Helsinki University Central Hospital
Ventricular Tachycardia, Monomorphic
Fast VT Episodes Are Terminated by ATP One Shot
Many arrhythmias detected in the ventricular fibrillation (VF)-zone picture monomorphic ventricular tachycardia (VT) and, hence, could be terminated by antitachycardia pacing (ATP) treatment.
- Trial name
- FavoriteATP (NCT00617578)
- Testing
- ATP One Shot ON, ATP One Shot OFF
- Where
- 14 sites in Austria, Finland and 2 more
- Volunteers
- 194 people
- Sponsor
- Biotronik SE & Co. KG
Supraventricular Tachycardia
Shortening Duration of Antiarrhythmic Medication for SVT in Infants
The infants diagnosed with SVT are treated with antiarrhythmic medication to prevent the recurrence of SVT. This prospective observational cohort study evaluates efficacy and safety of shortening duration of antiarrhythmic…
- Trial name
- NCT04837261
- Testing
- Propranolol, Flecainide, Amiodarone
- Where
- 18 sites in Finland
- Volunteers
- 107 people
- Sponsor
- Tampere University Hospital
Sick Sinus Syndrome, Brady-Tachy Syndrome
Arrhythmia Restart Prevention and RatE STabilization in Atrial Fibrillation
The objective of this trial is to show the therapeutic efficacy of the preventive pacing therapies of the Selection 9000 and Vitatron T70 DR pacemakers, dedicated to handle atrial fibrillation (AF).
- Trial name
- NCT00224341
- Testing
- Pacemaker Vitatron Selection 9000, Pacemaker Vitatron T70
- Where
- 37 sites in France
- Volunteers
- 360 people
- Sponsor
- Vitatron France
Quality of Life, Pacemaker Ddd Permanent
Clinical Benefit of Rigourous AV Delay Optimization in Patients With a Dual Chamber Pacemaker
Though AV optimization has become a cornerstone in optimization of patients with a cardiac resynchronization therapy (CRT) device, surprisingly the use of AV optimization in patients with a dual chamber (bicameral (BIC))…
- Conditions
- Quality of Life, Pacemaker Ddd Permanent, Atrial Dysfunction
- Trial name
- CBRAVO (NCT01998256)
- Testing
- AV optimization
- Where
- Belgium
- Volunteers
- 28 people
- Sponsor
- Jessa Hospital
Brugada Syndrome, Cardiac Arrest
Feasibility of Improving Risk Stratification in Brugada Syndrome
Feasibility of Improving Risk Stratification in Brugada Syndrome (BrS), retrospective cohort study To study the reproducibility and specificity of V-CoS for activation heterogeneities predisposing to VT/VF in a larger series of…
- Conditions
- Brugada Syndrome, Cardiac Arrest, Athletes Heart, Atrial Fibrillation
- Trial name
- FIRST-BrS (NCT03992677)
- Testing
- No intervention
- Where
- United Kingdom
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- Imperial College London
Myocardial Infarction, Myocardial Infarction Old
CMR Based Prediction of Ventricular Tachycardia Events in Healed Myocardial Infarction (DEVELOP-VT)
Fibrotic tissue is known to be the substrate for the appearance of scar-related reentrant ventricular arrhythmias (VA) in chronic ischemic cardiomyopathy (ICM).
- Conditions
- Myocardial Infarction, Myocardial Infarction Old, Arrhythmias, Cardiac, Ventricular Tachycardia
- Trial name
- DEVELOP-VT (NCT04599439)
- Testing
- Cardiac magnetic resonance imaging
- Where
- Spain
- Volunteers
- 1,000 people
- Sponsor
- Centro Medico Teknon
Cognitive Function 1, Social, Competence
Heart Rate Variability and Cognitive Load on Image-Based Virtual Reality Instructional Design in Otolaryngology
This study aims to compare heart rate variation, cognitive load, and learning outcomes of novel image-based virtual reality with traditional video in learning for otolaryngology.
- Conditions
- Cognitive Function 1, Social, Competence, Heart Rate Fast, Learning, Spatial
- Trial name
- NCT03501641
- Testing
- image-based virtual reality learning, video-based learning
- Where
- Taiwan
- Volunteers
- 64 people, healthy volunteers welcome
- Sponsor
- Chang Gung Memorial Hospital