Clinical trials: Heart Conduction Disorder
Accessory Pathway
New Criteria for Accessory Pathway Localization From Surface ECG
study for discovering new criteria for localization of site of accessory pathway from surface ECG
- Trial name
- NCT03875222
- Volunteers
- 50 people
- Sponsor
- Assiut University
Heart Failure, Systolic, Left Bundle-Branch Block
Optimizing CRT With ECGI
CRT is delivered from two electrodes on opposite sides of the heart [right (RV) and left ventricle (LV)] delivering stimulation for more efficient heart beats.
- Trial name
- optCRT (NCT03492788)
- Testing
- ECGI-optimized VV-offset, Zero VV-offset
- Where
- United States
- Volunteers
- 3 people
- Sponsor
- Washington University School of Medicine
Atrial Fibrillation, Persistent
Triple Atria Extrastimuli vs Pulmonary Vein Isolation Alone in Persistent Atrial Fibrillation
The problem addressed in this proposal is related to the success rate in treating one of the most common arrhythmias in the Western population, atrial fibrillation (AF).
- Trial name
- NCT05870306
- Testing
- pulmonary vein isolation and targeted radiofrequency ablation, pulmonary vein isolation
- Where
- Spain
- Volunteers
- 105 people
- Sponsor
- Instituto de investigación e innovación biomédica de Cádiz
Ventricular Tachycardia (VT), Ventricular Fibrillation
Evolution of Intracardiac Electrograms Recorded by Left Bundle Branch Pacing Lead in Patients With ICD or CRT-D
The goal of this observational study is to investigate the changes of LBB EGM during daily activities and overdrive pacing at the time of peri-implantation and up to 6-month follow-ups of ICD/CRT-D patients.
- Trial name
- NCT06745778
- Where
- 2 sites in China
- Volunteers
- 50 people
- Sponsor
- Medtronic Cardiac Rhythm and Heart Failure
Ventricular Tachycardia
Fibrillatory Factor in Ventricular Tachycardia
This study involves recording electrical signals inside the heart during an ablation procedure. It is thought that by studying these electrical signals in detail the investigators may be able to better identify and treat patients…
- Trial name
- NCT01974908
- Testing
- Fibrillatory Factor calculation (FF)
- Where
- United Kingdom
- Volunteers
- 20 people
- Sponsor
- Guy's and St Thomas' NHS Foundation Trust
Obstructive Sleep Apnea, Premature Ventricular Contraction (PVC)
Disrupted Sleep and Concurrent Ectopy or Atrial Fibrillation
Whereas the available evidence mostly supports chronic sleep disruption as a risk factor for incident AF, less is known about the near-term risk of a discrete atrial fibrillation (AF) episode following a night of disrupted or…
- Conditions
- Obstructive Sleep Apnea, Premature Ventricular Contraction (PVC), Atrial Fibrillation (AF), Premature Atrial Contraction
- Trial name
- DISCRETE AF (NCT07220525)
- Testing
- HGNS Use Randomized Instructions
- Where
- United States
- Volunteers
- 100 people
- Sponsor
- University of California, San Francisco
Ventricular Tachycardia
Cardiac RadiothErapy for VEntricular Tachycardia
Objective: To explore in our center the feasibility and safety of a SBRT treatment method for VT. Study population: Patients with ventricular tachycardia that are refractory to dose-escalated antiarrhythmic drugs and where…
- Trial name
- CREVET (NCT05973578)
- Testing
- Stereotactic radiotherapy
- Where
- Belgium
- Volunteers
- 5 people
- Sponsor
- Universitaire Ziekenhuizen KU Leuven
COVID-19
Safety of Short-term Hydroxychloroquine Plus Azithromycin Treatment in Critically Ill Patients With Severe COVID-19
Hydroxychloroquine and azithromycin have been proposed as treatment of COVID-19 patients, but few reports have assessed this combination therapy in critically ill COVID-19 patients.
- Trial name
- NCT04452617
- Where
- France
- Volunteers
- 40 people
- Sponsor
- Institut Mutualiste Montsouris
Structural Heart Diseases, Atrial Septal Defect
Cardiac Interventional ICE Imaging Trial
The INTELICE trial is a prospective, multicenter, 1:1 randomized controlled non-inferiority study. It aims to compare a novel intracardiac echography (ICE) catheter and combined ultrasound system with existing commercial ones.
- Conditions
- Structural Heart Diseases, Atrial Septal Defect, Patent Foramen Ovale, Arrhythmias, Cardiac
- Trial name
- INTELICE (NCT06344494)
- Testing
- Arch EchoTM Intracardiac Ultrasound catheter and ultrasound system, SOUNDSTAR 3D Diagnostic Ultrasound catheter and ACUSON P500 system
- Where
- 4 sites in China
- Volunteers
- 130 people
- Sponsor
- ICE Intelligent Healthcare Co., Ltd
Premature Ventricular Contractions, Ventricular Dysfunction, Left
Prophylactic Frequent Premature Ventricular complexeS sUPPression on Left ventriculaR Function impairmEnt in aSymptomatic patientS
The main objective of the study is to demonstrate that prophylactic treatment of patients with asymptomatic frequent (>10%) PVCs is superior to simple follow-up strategy with no therapy to prevent subsequent LV dysfunction at 24…
- Trial name
- SUPPRESS (NCT05784051)
- Testing
- Experimental group, Control group
- Volunteers
- 298 people
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Atrial Fibrillation, Atrial Flutter
Triggers and Risk Factors for Recurrence of Atrial Arrhythmias With the Use of Long-term Monitoring
A prospective cohort study to evaluate the association between various triggers encountered in daily life and induction of atrial arrhythmias (atrial fibrillation, atrial flutter, atrial tachycardia and premature atrial…
- Conditions
- Atrial Fibrillation, Atrial Flutter, Atrial Arrhythmia, Atrial Tachycardia
- Trial name
- TriggersAF (NCT05526170)
- Testing
- Devices for long-term monitoring of objective and subjective parameters of the body
- Where
- Lithuania
- Volunteers
- 182 people
- Sponsor
- Vilnius University
QT Prolongation
QT Interval in Athletes
QT interval prolongation occurs in athletes and causes concerns, as it may indicate the life-threatening long QT syndrome (LQTS).
- Trial name
- ERAS (NCT05759260)
- Testing
- Observation
- Where
- Italy
- Volunteers
- 869 people
- Sponsor
- Istituto Auxologico Italiano
Monomorphic Ventricular Tachycardia, Myocardial Infarction
Using Ripple Mapping to Guide Substrate Ablation of Scar Related Ventricular Tachycardia.
The heart beat is controlled by electrical signals. Following a heart attack, part of the heart muscle dies and is later replaced by scar tissue.
- Conditions
- Monomorphic Ventricular Tachycardia, Myocardial Infarction, Dilated Cardiomyopathy
- Trial name
- Ripple-VT (NCT02216760)
- Testing
- Ripple Mapping guided VT ablation, Conventional VT ablation
- Where
- United Kingdom
- Sponsor
- Imperial College London
Scar-related Atrial Tachycardia, Persistent Atrial Fibrillation
A Study of Intracardiac Ultrasound With the NUVISION NAV Ultrasound Catheter
The purpose of this study is to assess the performance and safety of using the investigational catheter.
- Conditions
- Scar-related Atrial Tachycardia, Persistent Atrial Fibrillation, Paroxysmal Atrial Fibrillation, Ventricular Tachycardia
- Trial name
- NCT05970120
- Testing
- NUVISION NAV Ultrasound Catheter
- Where
- 3 sites in Croatia, Israel and 1 more
- Volunteers
- 30 people
- Sponsor
- Biosense Webster, Inc.
Sick Sinus Syndrome, AV Block
HBP Device EGM Data Collection
This is a single-arm, non-randomized, non-blinded study designed to collect device data in patients with permanent His bundle (HB) pacing lead and an existing Abbott permanent pacemaker, defibrillator, or cardiac…
- Conditions
- Sick Sinus Syndrome, AV Block, Heart Failure
- Trial name
- NCT03564860
- Testing
- Device data collection
- Where
- 3 sites in United States
- Volunteers
- 200 people
- Sponsor
- Abbott Medical Devices
Atrial Fibrillation, Syncope
BIO|CONCEPT.BIOMONITOR III
The objective of the study is to confirm the safety and efficacy of the BIOMONITOR III system. Furthermore, the insertion procedure, the use and handling of the incision and insertion tools and the sensing quality of the…
- Conditions
- Atrial Fibrillation, Syncope, Tachyarrhythmia
- Trial name
- NCT03850327
- Testing
- BIOMONITOR III
- Where
- 7 sites in Australia
- Volunteers
- 48 people
- Sponsor
- Biotronik SE & Co. KG
Tachycardia, Ventricular, Implantable Cardioverter Defibrillator (ICD)
PREPARE - Primary Prevention Parameters Evaluation
The purpose of this study is to test specific device programming in patients without a previous history of a life-threatening, abnormally fast heartbeat who are implanted with a Medtronic ICD (Implantable Cardioconverter…
- Conditions
- Tachycardia, Ventricular, Implantable Cardioverter Defibrillator (ICD), Fibrillation, Ventricular, Syncope
- Trial name
- NCT00279279
- Testing
- Implanted Device
- Where
- 32 sites in United States, Puerto Rico
- Volunteers
- 700 people
- Sponsor
- Medtronic Cardiac Rhythm and Heart Failure
Cardiac Resynchronization, Biventricular Pacemakers, Artificial
Assessment of Ventricular Arrhythmia Risk After CRT-D Replacement for Patients With Primary Prevention Indication
Cardiac resynchronization therapy (CRT) has been shown to reduce heart failure (HF), hospitalizations and death in patients with left ventricular ejection fraction (LVEF) <35% and wide QRS.
- Conditions
- Cardiac Resynchronization, Biventricular Pacemakers, Artificial, Cardioverter-Defibrillators, Implantable, Device Replacement
- Trial name
- BioCONTINUE (NCT02323503)
- Testing
- CRT-D device replacement
- Where
- 37 sites in Belgium, France and 6 more
- Volunteers
- 289 people
- Sponsor
- Biotronik SE & Co. KG
Cardiac Resynchronization Therapy, Chronic Heart Failure
Cardiac Resynchronization Therapy Delivery Guided Non-Invasive Electrical and Venous Anatomy Assessment
The objective of this prospective, multicenter controlled study is to assess the feasibility of a patient-tailored implantation by creating a cloud-based pre-procedural multimodality CRT-roadmap by integration of 3D images from…
- Conditions
- Cardiac Resynchronization Therapy, Chronic Heart Failure, Left Bundle-Branch Block
- Trial name
- CRT-DRIVE (NCT05327062)
- Testing
- CRT implantation guided by XSpline, a non-invasive electrical and venous anatomy assessment
- Where
- 13 sites in United States, Austria and 5 more
- Volunteers
- 150 people
- Sponsor
- XSpline S.p.A.
Cardiac Toxicity
Race Difference Moxifloxacin-induced QT Prolongation Between Healthy Chinese and Caucasian Volunteers
A double-center, randomized, double-blinded, 2-way crossover, placebo-controlled Study: Comparison of single oral dose 400mg Moxifloxacin-induced QT prolongation between healthy Chinese volunteers and Caucasian Volunteers Study…
- Trial name
- NCT02119091
- Testing
- Moxifloxacin
- Where
- 2 sites in United States, China
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Haiyan Li