Clinical trials: Conduction Defect
Supraventricular Tachycardia
Multicenter Study of Antiarrhythmic Medications for Treatment of Infants With Supraventricular Tachycardia
This is a randomized, double-blind, multi-centered study to compare 6 months of medical treatment with digoxin or propranolol in infants with SVT Background: SVT is the most common sustained arrhythmia of infancy.
- Trial name
- NCT00390546
- Testing
- Digoxin, Propranolol
- Where
- 14 sites in United States, Canada
- Volunteers
- 72 people
- Sponsor
- University of British Columbia
Arrhythmias, Cardiac, Heart Block
Holter Versus Zio Patch Electrocardiographic Monitoring in Children
This prospective study aims to compare the diagnostic yield, or ability to detect an arrhythmia, of the traditional Holter monitor versus the novel Zio patch monitor in pediatric patients referred for ambulatory…
- Trial name
- NCT03309956
- Testing
- Holter Monitor, Zio Patch
- Where
- United States
- Volunteers
- 247 people
- Sponsor
- Columbia University
Congenital Heart Disease, Bradycardia Sinus
Specialized Pacing for Patients With Congenital Heart Disease
The closed-loop stimulation (CLS) algorithm is a novel sensor-based technology that relies on the change in myocardial systolic impedance for modulation of the heart rate during physical and emotional stress.3 The pacing…
- Trial name
- NCT03361189
- Testing
- Closed loop stimulation, Standard rate response
- Where
- United States
- Volunteers
- 4 people
- Sponsor
- University of California, Los Angeles
Bradycardia, Arrhythmias
Heart Rate Response to Atropine Doses Less Than 0.1mg IV to Anesthetized Infants
An infants heart rate is very important because it ensures that blood is pumped to all organs in the body. Heart rate may decrease during anesthesia and surgery, and this is why the anesthesiologist will often give a medication…
- Trial name
- NCT01819064
- Testing
- Atropine
- Where
- United States
- Volunteers
- 60 people
- Sponsor
- State University of New York at Buffalo
Neonates
NICU-TECH RM9L-RS Probe ME Feasibility Study
Use of a new ultrasound device designed for babies to look at the catheters in veins and arteries as well as the blood vessel itself.
- Trial name
- NCT01181596
- Where
- United States
- Volunteers
- 31 people
- Sponsor
- GE Healthcare
Catecholaminergic Polymorphic Ventricular Tachycardia
Atropine in Catecholaminergic Polymorphic Ventricular Tachycardia (CPVT)
To test the hypothesis that increasing the sinus node rate with atropine treatment prior to exercise will reduce exercise-triggered ventricular ectopy compared to baseline in patients with CPVT.
- Trial name
- NCT02927223
- Testing
- Atropine, Exercise treadmill test
- Where
- United States
- Volunteers
- 6 people
- Sponsor
- Vanderbilt University
Long QT Syndrome
KCNQ1 Cascade Screening
The objectives of the protocol are to: (1) evaluate the uptake of cascade screening and preventative therapies after the implementation of a simplified screening process and (2) assess proband and family member perspectives about…
- Trial name
- NCT03783975
- Testing
- Simplified Cascade Screening
- Where
- United States
- Volunteers
- 131 people, healthy volunteers welcome
- Sponsor
- University of Maryland, Baltimore
Tachycardia, Ventricular
Ablation Targets of Scar-related Ventricular Tachycardia Identified by Dynamic Functional Substrate Mapping
This study aims at comparing the recurrence rates of ventricular tachycardia ablated after being mapped by 2 different techniques.
- Trial name
- NCT05086510
- Testing
- Radiofrequency ablation
- Where
- Egypt
- Volunteers
- 40 people
- Sponsor
- Ain Shams University
Catecholaminergic Polymorphic Ventricular Tachycardia
Flecainide for Catecholaminergic Polymorphic Ventricular Tachycardia
The purpose of this study is to test whether the addition of oral flecainide to standard therapy will reduce ventricular ectopy on exercise test compared to placebo plus standard therapy in patients with Catecholaminergic…
- Trial name
- NCT01117454
- Testing
- Flecainide Acetate, Beta blocker
- Where
- 10 sites in United States
- Volunteers
- 14 people
- Sponsor
- Vanderbilt University Medical Center
Supraventricular Tachycardia
Dexmedetomidine and Adenosine: Therapeutic Use for SVT
The purpose of this study is to evaluate the efficacy and safety of dexmedetomidine in the acute termination of Supraventricular Tachycardia (SVT).
- Trial name
- NCT01495481
- Testing
- Dexmedetomidine, Adenosine
- Where
- United States
- Volunteers
- 22 people
- Sponsor
- University of Pittsburgh
Ventricular Tachycardia, Ventricular Fibrillation
Pediatric Lead Extractability and Survival Evaluation (PLEASE)
This is a randomized, prospective clinical trial comparing 2 different types of implantable cardioverter defibrillator (ICD) leads in children and patients with congenital heart disease.
- Conditions
- Ventricular Tachycardia, Ventricular Fibrillation, Cardiomyopathy, Long QT Syndrome
- Trial name
- NCT00335036
- Testing
- ICD lead implant, Thin leads
- Where
- United States
- Volunteers
- 748 people
- Sponsor
- Charles Berul
Presyncope, Arrhythmias, Cardiac
The IPED (Investigation of Palpitations in the ED) Study
Palpitations (noticeable pounding, fluttering or irregular heart beat) and pre-syncope (near blackout) are common ED problems sometimes due to an abnormal cardiac rhythm.
- Conditions
- Presyncope, Arrhythmias, Cardiac, Tachycardia, Supraventricular, Atrial Fibrillation
- Trial name
- IPED (NCT02783898)
- Testing
- AliveCor Heart Monitor
- Where
- 10 sites in United Kingdom
- Volunteers
- 243 people
- Sponsor
- NHS Lothian
Congenital Disorders
Low-dose Epinephrine Infusion Tests in Adolescent and Pediatric Patients
Long QT syndrome (LQTS)is a cardiac disorder that may lead to ventricular arrythmias and culminate in syncope and/or possible death.
- Trial name
- LEAP (NCT00548886)
- Testing
- Epinephrine
- Where
- United States
- Volunteers
- 7 people
- Sponsor
- Emory University
Long QT Syndrome
Low Cost QTc Meter for Long QT Syndrome Screening in Primary Care
The purpose of this study is to further develop and evaluate a diagnostic procedure suitable for use in an inexpensive diagnostic instrument suitable for screening for Long QT Syndrome (LQTS) in the primary care environment.
- Trial name
- NCT04441892
- Testing
- QTc Meter
- Where
- United States
- Volunteers
- 33 people
- Sponsor
- Mayo Clinic
Tachyarrhythmias, Heart Failure
Safety and Clinical Performance of the Protecta ICD and CRT-D
The purpose of the study is two-fold. In Phase I (Protecta Clinical Study), system performance will be evaluated. In Phase II (PainFree SST), the inappropriate shock-free rate at one year of subjects implanted with a Medtronic…
- Conditions
- Tachyarrhythmias, Heart Failure, Ventricular Dysfunction
- Trial name
- NCT00982397
- Testing
- Protecta VR-ICD, Protecta DR-ICD or CRT-D
- Where
- 122 sites in United States, Austria and 19 more
- Volunteers
- 2,770 people
- Sponsor
- Medtronic Cardiac Rhythm and Heart Failure
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
Atrial Fibrillation, Tachycardia, Supraventricular
Reducing Episodes by Septal Pacing Efficacy Confirmation Trial (RESPECT)
The purpose of this study is to find out if specialized programs in the AT500 and EnRhythm pacemakers will reduce the number of irregular heartbeat in the upper chamber of the heart and reduce symptoms (such as shortness of…
- Conditions
- Atrial Fibrillation, Tachycardia, Supraventricular, Arrhythmia, Bradycardia
- Trial name
- NCT00289289
- Testing
- Intervention Pacing Features
- Where
- 38 sites in United States, Canada
- Volunteers
- 400 people
- Sponsor
- Medtronic Cardiac Rhythm and Heart Failure