Clinical trials: Heart Rate Fast
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
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
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
Epilepsy
VNS Therapy Automatic Magnet Mode Outcomes Study in Epilepsy Patients Exhibiting Ictal Tachycardia (E-37)
Obtain baseline clinical outcome data (Stage 1) upon which to base a subsequent study (Stage 2) of the Model 106 VNS implantable pulse generator
- Trial name
- E-37 (NCT01846741)
- Testing
- M106 VNS Therapy System
- Where
- 15 sites in United States
- Volunteers
- 20 people
- Sponsor
- Cyberonics, Inc.
Postural Tachycardia Syndrome, Ehlers-Danlos Syndrome
Standing Cognition and Co-morbidities of POTS Evaluation
The purpose of this study is to evaluate cognition in patients with postural tachycardia syndrome (POTS) while lying down and standing and to assess the prevalence of hypermobile Ehlers-Danlos Syndrome in POTS.
- Trial name
- SCOPE (NCT03602482)
- Testing
- Standing, Supine
- Where
- United States
- Volunteers
- 139 people, healthy volunteers welcome
- Sponsor
- Milton S. Hershey Medical Center
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
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
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
Postural Tachycardia Syndrome, Autonomic Dysfunction
Non-invasive Vagal Neurostimulation (nVNS) in Adolescents With Postural Orthostatic Tachycardia Syndrome (POTS)
The purpose of this study is to determine if nVNS will decrease autonomic symptom intensity (COMPASS-31 and Child Functional Disability Inventory) in adolescent patients with postural orthostatic tachycardia syndrome (POTS) in…
- Conditions
- Postural Tachycardia Syndrome, Autonomic Dysfunction, Postural Orthostatic Tachycardia Syndrome, POTS - Postural Orthostatic Tachycardia Syndrome
- Trial name
- NCT06268288
- Testing
- GammaCore intervention, STEPS management protocol
- Where
- 2 sites in United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Mayo Clinic
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
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
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
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
Postural Orthostatic Tachycardia Syndrome
Iron Sucrose in Adolescents With Iron Deficiency and Postural Orthostatic Tachycardia Syndrome (POTS)
This study is designed to investigate whether the treatment of non-anemic iron deficiency with intervenous iron sucrose will result in decreased symptom reporting and improved cardiovascular indices in adolescents (age 12-21)…
- Trial name
- NCT01978535
- Testing
- Iron infusion, Normal saline infusion
- Where
- United States
- Volunteers
- 3 people
- Sponsor
- Mayo Clinic
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