Clinical trials: Heart Conduction Disorder
Long QT Syndrome, Catecholaminergic Polymorphic Ventricular Tachycardia Type 1
Evaluation of Exercise Testing and Physical Activity in Children and Adolescents Living With Inherited Arrhythmias
The goal of this observational study is to evaluate exercise testing and daily physical activity in children and adolescents who are diagnosed with an inherited arrhythmia.
- Conditions
- Long QT Syndrome, Catecholaminergic Polymorphic Ventricular Tachycardia Type 1, Catecholaminergic Polymorphic Ventricular Tachycardia Type 2
- Trial name
- ACTIVELY (NCT06661278)
- Testing
- Exercise tolerance test, Physical activity & heart rate monitoring
- Where
- 2 sites in United Kingdom
- Volunteers
- 55 people, healthy volunteers welcome
- Sponsor
- Royal Brompton & Harefield NHS Foundation Trust
Heart Failure, Cardiomyopathies
The Multicenter Cardiology Monitoring Platform Registry
The multicenter Cardiology Monitoring Platform registry (mCMP-registry) is a prospective observational registry including multi-omics (diagnostic) measurements performed as part of routine clinical care, bio-banking (optional)…
- Conditions
- Heart Failure, Cardiomyopathies, Atrial Fibrillation, Ventricular Arrythmia
- Trial name
- mCMPregistry (NCT04976348)
- Where
- Netherlands
- Volunteers
- 40,000 people
- Sponsor
- Maastricht University Medical Center
Ventricular Arrythmia
China Inherited Ventricular Arrhythmias Registry
This is an observational, prospective, multi-center registry, aiming at building a risk stratification for malignant inherited ventricular arrhythmias, including Brugada syndrome(Brs)、Long QT syndrome(LQTS)、Short QT…
- Trial name
- NCT03880708
- Where
- China
- Volunteers
- 500 people
- Sponsor
- China National Center for Cardiovascular Diseases
Heart Block, Bradycardia
iPod and Other MP3 Players on ICDs and Pacemakers in Children
Unlike phones, which are commonly held to the ear, music is now available via portable MP3 players and they can be held almost anywhere.
- Conditions
- Heart Block, Bradycardia, Tachycardia, Arrhythmia
- Trial name
- NCT00542854
- Testing
- MP3
- Where
- United States
- Volunteers
- 100 people
- Sponsor
- Boston Children's Hospital
Cardiac; Dysrhythmia, Postoperative, Congenital Heart Surgery
Prevention of Post-Operative Cardiac Arrhythmias
Aim 1: Primary Prevention of Post-operative Cardiac Arrhythmias 1. To evaluate the efficacy of dexmedetomidine vs. the combination of Magnesium Sulfate and dexmedetomidine for the prevention of post-operative cardiac arrhythmias…
- Trial name
- POCA (NCT04234906)
- Testing
- Dexmedetomidine, Magnesium Sulfate, Amiodarone
- Volunteers
- 870 people, healthy volunteers welcome
- Sponsor
- Jeffrey Moak
Coronary Artery Spasm, Autonomic Dysfunction
The Effect of Autonomic Function on Coronary Vasomotion
Autonomic nerve function is involved in both blood pressure (BP) regulation and the pathogenesis of coronary artery spasm (CAS), but few studies have been published about the relationship between CAS and BP, with the exception of…
- Trial name
- NCT01877993
- Where
- 3 sites in South Korea
- Volunteers
- 2,169 people
- Sponsor
- Korea University
Paroxysmal Supraventricular Tachycardia
Study on Left Atrial Function of Paroxysmal Supraventricular Tachycardia After Radiofrequency Ablation
This study to investigate the effects of RF ablation on left atrial systolic function in patients with atrioventricular nodal reentrant tachycardia (AVNRT) and atrioventricular tachycardia (AVRT).
- Trial name
- NCT03348436
- Testing
- radiofrequency ablation
- Where
- China
- Volunteers
- 100 people
- Sponsor
- Ruiqin xie
Ventricular Tachycardia
Calmodulin Gene Mutations in Patients With Ventricular Arrhythmia of Unknown Origin - A Screening Study
The aim of this study is to screen a well characterized patient population with ventricular tachycardia of unknown origin and treated with an implantable cardioverter-defibrillator (ICD) for mutations in the calmodulin genes.
- Trial name
- NCT01947543
- Where
- Sweden
- Volunteers
- healthy volunteers welcome
- Sponsor
- Region Örebro County
Atrial Fibrillation, Bradycardia
Prospective Registry of Pacemaker Patients Concerning Percentage of Right Ventricular Pacing, LVEF and NYHA Class
This registry is a data collection on patients who are implanted for more than 6 months with a pacemaker. Frequency and distribution of right ventricular pacing, NYHA class and left ventricular ejection fraction shall be…
- Conditions
- Atrial Fibrillation, Bradycardia, Heart Block, Sick Sinus Syndrome
- Trial name
- NCT00292539
- Testing
- Any pacemaker with right ventricular pacing option
- Where
- Germany
- Volunteers
- 600 people
- Sponsor
- Guidant Corporation
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
Ventricular Arrhythmia, Ventricular Tachycardia
IVTCC 2.0: A Prospective Multicenter Ventricular Tachycardia Catheter Ablation Registry
This is a prospective multi-center international registry. The objective of this registry is to collect prospective data on patients undergoing catheter ablation for Ventricular Tachycardia (VT) and Premature Ventricular…
- Conditions
- Ventricular Arrhythmia, Ventricular Tachycardia, Premature Ventricular Contraction (PVC), Cardiomyopathy
- Trial name
- IVTCC (NCT04520347)
- Where
- 41 sites in United States, Canada and 5 more
- Volunteers
- 10,000 people
- Sponsor
- University of California, Los Angeles
Brugada Syndrome, Arrhythmia
Drug-induced Brugada Syndrome Research Database
All patients with drug-induced Brugada syndrome who are evaluated and followed at each participating centers will be recorded in this register. Within this register a characterization of patients and therapy will be done.
- Conditions
- Brugada Syndrome, Arrhythmia, ICD
- Trial name
- NCT05048602
- Where
- Italy
- Volunteers
- 500 people
- Sponsor
- University of Campania Luigi Vanvitelli
Andersen-Tawil Syndrome, Andersen Syndrome
Characteristics of Andersen-Tawil Syndrome
Andersen-Tawil Syndrome (ATS) is a rare, genetic disorder that causes episodes of muscle weakness, potentially life-threatening changes in heart rhythm, and developmental abnormalities.
- Trial name
- NCT00521794
- Where
- 7 sites in United States, Canada and 2 more
- Volunteers
- 28 people
- Sponsor
- University of Rochester
Neoplasms, Cardiac Arrhythmia
Beat to Beat A Study in Paediatric, Adolescent and Young Adult Patients Who Are Undergoing or Have Undergone Cancer Therapy to Evaluate the Agreement Between QTc Measured Using 12 Lead Electrocardiogram (ECG) and a Wearable Device ECG
A prospective study in paediatric, adolescent and young adult patients aged 7 to 18 years to evaluate the agreement between QTc measured using 12 lead electrocardiogram (ECG) and the wearable device ECG.
- Trial name
- NCT05615376
- Testing
- ECG application, 12 lead ECG
- Where
- Australia
- Volunteers
- 45 people
- Sponsor
- Murdoch Childrens Research Institute
Azithromycin Adverse Reaction, Covid19
The Effect of Azithromycin Use on Conduction System of Heart in COVID-19 Positive Children
Azithromycin (AZ) is used in the pediatric group in COVID-19 diseas. It has been reported to cause prolongation in the QT interval in adult age group.
- Conditions
- Azithromycin Adverse Reaction, Covid19, Long QT Syndrome
- Trial name
- NCT04699097
- Testing
- Azithromycin
- Where
- Turkey (Türkiye)
- Volunteers
- 105 people
- Sponsor
- Kayseri City Hospital
Williams Syndrome
Motor Deficits and Signal Conduction in Individuals With Williams Syndrome
The current study aims to validate basic research findings of abnormal conductivity and motor abilities from a mouse model in humans.
- Trial name
- NCT05430763
- Where
- Israel
- Sponsor
- Sheba Medical Center
Supraventricular Tachycardia
Safety and Efficacy of Paramedic Treatment of Regular Supraventricular Tachycardia
Supraventricular tachycardia (SVT) is a term describing any rhythm coming from the top half of the heart. Although atrial fibrillation is the commonest cardiac arrhythmia, regular SVT's are also common.
- Trial name
- Para-SVT (NCT02216240)
- Testing
- Paramedic, Standard care
- Where
- United Kingdom
- Volunteers
- 86 people
- Sponsor
- Barts & The London NHS Trust
Long QT Syndrome
The Long QT Syndrome in Pregnancy
Long QT Syndrome (LQTS) is a disease of young adults and can affect women of child bearing age. Suffers of LQTS are at risk of ventricular dysrhythmias including torsades de pointes and ventricular fibrillation.
- Trial name
- NCT00488254
- Where
- Canada
- Volunteers
- 12 people
- Sponsor
- University of British Columbia
Supraventricular Tachycardia
Sevoflurane and Isoflurane for RF or Cryo Ablation in Children.
In children, radiofrequency catheter ablation (RFCA) or cryoablation are highly effective treatments for supraventricular tachycardia treatment.
- Trial name
- NCT01216501
- Where
- Israel
- Volunteers
- 32 people
- Sponsor
- Schneider Children's Medical Center, Israel
Sensorineural Hearing Loss, Long QT Syndrome
Determine the Incidence of Long QT Amongst a Large Cohort of Subjects Diagnosed With Unilateral or Bilateral Sensorineural Hearing Loss.
The purpose of this study is to determine the true incidence of long QT (LQT) amongst a large cohort of subjects diagnosed with unilateral (right/left) or bilateral sensorineural hearing loss.
- Trial name
- NCT02082431
- Where
- 12 sites in United States
- Volunteers
- 600 people, healthy volunteers welcome
- Sponsor
- Pediatrix