Clinical trials: Heart Conduction Disorder
Atrioventricular Reentrant Tachycardias, Wolff-Parkinson-White (WPW) Syndrome
Comparative Outcomes of Radiofrequency Ablation of Concealed and Manifest Accessory Pathways: a Single Center, Retrospective Observational Study
The aim of this observational, retrospective study is to evaluate, comparatively, procedural outcomes of APs (Accessory pathway) ablation according to the conduction properties (i.e., manifest vs.
- Trial name
- NCT07435181
- Volunteers
- 220 people
- Sponsor
- IRCCS Ospedale San Raffaele
Supraventricular Tachycardia
Effectiveness of Calcium Channel Blockers and Adenosine in the Emergency Management of SVT
The purpose of this study is to determine the efficacy and effectiveness of calcium channel blockers and adenosine in the treatment of Supraventricular Tachycardia.
- Trial name
- NCT00413712
- Testing
- Calcium Channel Blocker & Adenosine
- Where
- Singapore
- Volunteers
- 206 people
- Sponsor
- Singapore General Hospital
Brugada Syndrome
Southeast Asian Brugada Syndrome Cohort
Brugada syndrome (BrS) is the leading cause of sudden death in young Asian adults including Thailand. This syndrome may be hereditary and involve mutations in certain genes.
- Trial name
- SEA-BrS (NCT04232787)
- Where
- 11 sites in Thailand
- Volunteers
- 750 people, healthy volunteers welcome
- Sponsor
- Chulalongkorn University
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
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
Heart Block, Aortic Stenosis
Glucocorticoid Treatment in Transaortic Valve Replacement to Reduce the Incidence of Conduction Disturbances (GLUCO-TAVR).
The goal of this phase IV, randomized, controlled and open-label study is to assess the efficacy of peri-procedure glucocorticoid treatment in the prevention of conduction abnormalities and the need for pacemaker implantation in…
- Conditions
- Heart Block, Aortic Stenosis, Bundle-Branch Block
- Trial name
- GLUCO-TAVR (NCT06076824)
- Testing
- Methylprednisolone
- Where
- Spain
- Volunteers
- 100 people
- Sponsor
- Hospital General Universitario de Alicante
Long QT Syndrome
Prevalence of Congenital Long QT Syndrome and Acquired QT Prolongation in a Hospital Cohort
The Long QT syndrome is associated with potentially life-threatening cardiac arrhythmias as ventricular tachycardia (Torsade de pointes) as well as ventricular fibrillation, and might lead to syncope as well as sudden cardiac…
- Trial name
- NCT03544918
- Where
- Norway
- Volunteers
- 1,536 people
- Sponsor
- Sykehuset Telemark
Supraventricular Tachycardia
Outcome of SVT in Children Admitted to AUCH
The aim of the study is to: . Assess the outcome of Supraventricular tachycardia , the most effective acute and long-term management strategies and recurrence rates of SVT .
- Trial name
- NCT07143591
- Testing
- Not found
- Volunteers
- 60 people
- Sponsor
- Assiut University
Long QT Syndrome (LQTS) 2
Evaluation of the Efficacy and Safety of THRV-1268 in Participants With Long QT Syndrome Type 2 (LQTS2) and Type 3 (LQTS3)
The goal of this clinical trial is to learn whether the study drug THRV-1268 can safely and effectively shorten the QT interval in people diagnosed with Long QT Syndrome Type 2 (LQTS 2) and Long QT Syndrome Type 3 (LQTS 3).
- Trial name
- Wave II (NCT07277582)
- Testing
- baseline lead-in, THRV-1268
- Where
- 9 sites in United States
- Volunteers
- 84 people
- Sponsor
- Thryv Therapeutics, Inc.
Recurrent Ventricular Tachycardia
Intramural Needle Ablation for Ventricular Tachycardia
This is a single-arm non-randomized prospective observational cohort study to assess the outcomes of patients undergoing intramural needle catheter ablation of recurrent ventricular tachycardia that has failed antiarrhythmic drug…
- Trial name
- NCT02799693
- Where
- Canada
- Volunteers
- 4 people
- Sponsor
- John Sapp
Arrhythmogenic Right Ventricular Cardiomyopathy, Cardiomyopathies
Mayo AVC Registry and Biobank
Arrhythmogenic ventricular cardiomyopathy (AVC) is a genetic condition which affects the heart and can lead to heart failure and rhythm problems, of which, sudden cardiac arrest or death is the most tragic and dangerous.
- Conditions
- Arrhythmogenic Right Ventricular Cardiomyopathy, Cardiomyopathies, Heart Diseases, Cardiovascular Diseases
- Trial name
- NCT03049254
- Where
- 2 sites in United States, United Kingdom
- Volunteers
- 1,000 people, healthy volunteers welcome
- Sponsor
- Mayo Clinic
Brugada Syndrome (BrS), Breast Cancer Females
Analysis of the Presence and Cardiac Functional Effects of Anti-NaV1.5 Autoantibodies in Patients With Metastatic Tumors
The overall aim of this study is to identify and characterize anti-NaV1.5 autoantibodies in patients with metastatic breast and colorectal cancer.
- Conditions
- Brugada Syndrome (BrS), Breast Cancer Females, Colon Cancer, ECG Abnormalities
- Trial name
- NCT07364656
- Testing
- ECG
- Where
- Italy
- Volunteers
- 196 people
- Sponsor
- IRCCS Policlinico S. Donato
Tachycardia, Hypertension
To Observe Haemodynamic Parameters Including, Heart Rate, Blood Pressure, Respiratory Rate , and Oxygen Saturation, With or Without Giving Reversal Agent on Extubation, in Patients Receiving Single Shot of Atracurium , and to Observe Post Operative Residual Paralysis and Airway Reflexes in PACU.
The goal of this clinical trial is to to observe the haemodynamic parameters including Heart Rate Blood pressure Respiratory rate and Oxygen Saturation with or without giving reversal agent on extubation in patients receiving…
- Conditions
- Tachycardia, Hypertension, Hypoxia, Hyperventilation
- Trial name
- NCT07097441
- Testing
- neostigmine (reversal agent)
- Where
- Pakistan
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Ziauddin University
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
Sudden Cardiac Death, Sudden Cardiac Arrest
Low QRS Voltages in Young Healthy Individuals and Athletes
There is some limited evidence that reduced size of electrical complexes/traces of the heart on the electrocardiogram (ECG) may be associated with scarring in the heart muscle, which may predispose to serious life-threatening…
- Conditions
- Sudden Cardiac Death, Sudden Cardiac Arrest, Sudden Cardiac Death Due to Cardiac Arrhythmia, Arrhythmogenic Right Ventricular Cardiomyopathy
- Trial name
- NCT05799833
- Testing
- Cardiovascular magnetic resonance scan - 3T scanner (Siemens Vida)
- Where
- United Kingdom
- Volunteers
- 240 people, healthy volunteers welcome
- Sponsor
- Imperial College London
Atrial Flutter, Tachycardia, Supraventricular
Prospective Observational Cohort Study of Fetal Atrial Flutter & Supraventricular Tachycardia
The FAST Trial Registry is a prospective observational cohort study of fetuses with a new diagnosis of atrial flutter (AF) or supraventricular tachycardia (SVT) that is severe enough to consider prenatal treatment (see…
- Conditions
- Atrial Flutter, Tachycardia, Supraventricular, Tachycardia, Atrial Ectopic, Tachycardia, Reciprocating
- Trial name
- FAST Registry (NCT03376438)
- Testing
- Prospective observational cohorts
- Where
- 41 sites in United States, Australia and 12 more
- Volunteers
- 330 people
- Sponsor
- Edgar Jaeggi
Paroxysmal Supraventricular Tachycardia
Zero-fluoroscopy Approach Versus Fluoroscopic Approach for the Ablation of Paroxysmal Supraventricular Tachycardia
This study is aimed to compare the feasibility, safety and efficacy of a zero-fluoroscopic approach using Ensite NavX with conventional fluoroscopic approach using Ensite NavX plus fluoroscopy for the ablation of paroxysmal…
- Trial name
- ZFA-PSVT (NCT03042078)
- Testing
- Zero-fluoroscopic ablation, Conventional fluoroscopic ablation
- Where
- China
- Volunteers
- 3,060 people
- Sponsor
- Tongji Hospital
Ventricular Fibrillation, Ventricular Tachycardia
Left Ventricular Capture Management Study
Primary Objective: To characterize left ventricular (LV) threshold behavior over time using daily left ventricular capture management (LVCM) measurements.
- Conditions
- Ventricular Fibrillation, Ventricular Tachycardia, Bradyarrhythmia
- Trial name
- LEARN (NCT01089634)
- Where
- Canada
- Volunteers
- 151 people
- Sponsor
- Medtronic Cardiac Rhythm and Heart Failure
Ventricular Tachyarrhythmia
Change in Heart Rate Variability Prior to Tachyarrhythmia in ICD Implanted Patients
To investigate changes in HRV during the time before a spontaneous episode of ventricular tachyarrhythmia.
- Trial name
- HRV (NCT00701467)
- Where
- Israel
- Volunteers
- 50 people
- Sponsor
- Sheba Medical Center
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