Clinical trials: Heart Rate Fast
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
Ventricular Tachycardia
Modification of the Local Abnormal Ventricular Activity Only
Local abnormal ventricular activity (LAVA) is composed of high-frequency, mainly low voltage signals that represent near-field signals from slow-conducting tissue and thus potential VT isthmuses.
- Trial name
- LAVAONLY (NCT05331716)
- Testing
- Cardiac ablation therapy
- Where
- Germany
- Volunteers
- 22 people
- Sponsor
- University of Kiel
Inappropriate Sinus Tachycardia
Ablation of Inappropriate Sinus Tachycardia
Hypothesis- Radiofrequency ablation, targeting the sympathetic input of the sinus node identified by 20Hz stimulation at the junction of the superior vena cava and the right atrium, will effectively reduce sinus rate acutely and…
- Trial name
- IST (NCT00584649)
- Testing
- electrophysiology study and radiofrequency ablation
- Where
- United States
- Volunteers
- 34 people
- Sponsor
- University of Oklahoma
Tetralogy of Fallot (TOF), Ventricular Tachycardia
Validation of ECG-Based Ventricular Arrhythmia Localization Algorithms in Patients With Repaired Tetralogy of Fallot
Doctors use patterns on heart rhythm tracings (ECGs) to predict where abnormal heart rhythms originate, but these prediction methods were developed in people with normal heart structure.
- Trial name
- NCT07607821
- Testing
- RV and LV pace mapping
- Volunteers
- 30 people
- Sponsor
- Boston Children's Hospital
Ventricular Tachycardia
FLExAbility Sensor Enabled Substrate Targeted Ablation for the Reduction of VT Study
This clinical investigation is intended to demonstrate the safety and effectiveness of ventricular ablation therapy using the FlexAbility Sensor Enabled Ablation Catheter in patients with drug-refractory monomorphic ventricular…
- Trial name
- LESS-VT (NCT03490201)
- Testing
- Market Approved RF Ablation System, FlexAbility SE Ablation Catheter
- Where
- 32 sites in United States, Australia and 6 more
- Volunteers
- 592 people
- Sponsor
- Abbott Medical Devices
Healthy Participants
Renal Salt Handling in Postural Tachycardia Syndrome Following Dietary Dopa Administration
The purpose of this study is to learn how plants can play a role in gain/loss of sodium in the urine and in the regulation of blood pressure.
- Trial name
- NCT01064739
- Testing
- Fava beans, Fixed Sodium Diet
- Where
- United States
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- Vanderbilt University
Sudden Cardiac Death, Heart Failure
Cardiac Rehab Retrospective Review (CR3)
All patients enrolled in the Austrian LifeVest Registry will be retrospectively screened for successfully completed ambulatory or stationary rehabilitation program.
- Conditions
- Sudden Cardiac Death, Heart Failure, Ventricular Arrythmia, Ventricular Tachycardia
- Trial name
- CR3 (NCT04675957)
- Testing
- cardiac rehabilitation
- Where
- Austria
- Volunteers
- 55 people
- Sponsor
- Medical University of Graz
Subarachnoid Hemorrhage (SAH), Tachycardia
Impact of Tachycardia on Outcome After Subarachnoid Hemorrhage (SAH)
The purpose of this retrospective study is to test the hypothesis that uncontrolled tachycardia serves as a risk factor for adverse cardiovascular events and poor outcome after Subarachnoid Hemorrhage (SAH).
- Trial name
- NCT01585311
- Where
- United States
- Volunteers
- 1,540 people
- Sponsor
- Columbia University
Ventricular Tachycardia
Clonidine to Prevent Implantable Cardiovertor Defibrillator Firing
Cardiac arrest or sustained VT (ventricular tachycardia) in patients with heart disease is best treated with an ICD (implantable cardioverter defibrillator).
- Trial name
- NCT00585871
- Testing
- clonidine, metoprolol
- Where
- United States
- Sponsor
- James Martins
Postural Tachycardia Syndrome
Dopamine in Orthostatic Tolerance
One goal of this study is to determine whether people with different amounts of dopamine-beta-hydroxylase (DBH) have different responses to events that affect blood pressure and heart rate.
- Trial name
- NCT00748228
- Testing
- dietary sodium
- Where
- United States
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- Vanderbilt University
Postural Tachycardia Syndrome
Local Vasoconstriction in Postural Tachycardia Syndrome
The investigators study will determine how often blood flow regulation abnormalities and abnormalities of sympathetic regulation produced by nitric oxide, angiotensin-II, and oxidative stress occur in POTS and the mechanism(s) of…
- Trial name
- NCT01210430
- Testing
- Losartan, Ascorbic Acid (Vitamin C), Normal Saline
- Where
- United States
- Volunteers
- 74 people, healthy volunteers welcome
- Sponsor
- New York Medical College
Cardiac Arrest, Ventricular Fibrillation
VectOr ChAnge defibriLlatIon in Refractory Shockable rhyThms
Management of cardiac arrest according to published guidelines has remained largely unchanged for a decade. Thames Valley Air Ambulance provide Critical Care Paramedic and Physician teams who respond to cardiac arrests and offer…
- Conditions
- Cardiac Arrest, Ventricular Fibrillation, Ventricular Tachycardia
- Trial name
- VOCALIST (NCT05926973)
- Testing
- Enhanced cardiac arrest bundle
- Where
- United Kingdom
- Volunteers
- 50 people
- Sponsor
- Thames Valley Air Ambulance
Postural Orthostatic Tachycardia Syndrome
Compression Garments in the Community With POTS
Compression Garments are a commonly prescribed treatment in Postural Orthostatic Tachycardia Syndrome (POTS). The effectiveness of a proof-of-concept compression garment has been demonstrated in an acute laboratory setting.
- Trial name
- COM-COM-POTS (NCT04881318)
- Testing
- Waist-High Compression Tights, Abdominal Compression Garments, Medications that modulate heart rate and blood pressure
- Where
- Canada
- Volunteers
- 30 people
- Sponsor
- University of Calgary
Ventricular Tachycardia, Ischemic Cardiomyopathy
Catheter Ablation for Nonsustained Ventricular Tachycardia in Patients With Ischemic Cardiomyopathy
Despite established implantable cardioverter-defibrillator (ICD) therapy and catheter ablation for sustained ventricular tachycardia (VT) in patients with ischemic heart disease (IHD) and reduced left ventricular ejection…
- Conditions
- Ventricular Tachycardia, Ischemic Cardiomyopathy, Reduced LVEF
- Trial name
- nsVT (NCT03147027)
- Testing
- VT ablation, medication
- Where
- Germany
- Volunteers
- 72 people
- Sponsor
- Heinrich-Heine University, Duesseldorf
Atrial Fibrillation (AF), Atrial Tachycardia
Conduction Breakthrough in the Coronary Sinus Post Endocardial Mitral Isthmus Ablation
The goal of this observational study is to learn more about how doctors can create a complete electrical block in the heart during catheter ablation procedures used to treat certain abnormal heart rhythms.
- Conditions
- Atrial Fibrillation (AF), Atrial Tachycardia, Paroxysmal AF, Persisent Atrial Fibrillation
- Trial name
- COSMIC (NCT07889440)
- Volunteers
- 50 people
- Sponsor
- Sebastien Knecht
Postural Orthostatic Tachycardia Syndrome, Postural Tachycardia Syndrome
Autoimmune Basis for Postural Tachycardia Syndrome
The purpose of this study is to see if some people with postural tachycardia syndrome (POTS) have higher levels of immune proteins (autoantibodies) directed against receptors of the autonomic nervous system, and if these…
- Conditions
- Postural Orthostatic Tachycardia Syndrome, Postural Tachycardia Syndrome, Tachycardia, Arrhythmias, Cardiac
- Trial name
- NCT02725060
- Testing
- phenylephrine, isoproterenol, 25 micro-Ci of radiation
- Where
- 2 sites in United States
- Volunteers
- 58 people, healthy volunteers welcome
- Sponsor
- Vanderbilt University Medical Center
Premature Ventricular Contraction, Ventricular Tachycardia
Ventricular Arrhythmia Ablation With the Use of Non-Invasive ECG Imaging Technology
Researchers are trying to determine if the use of software called VIVO, made by Catheter Precision, Inc. can shorten the length of time it takes to perform an ablation procedure for either premature ventricular contractions…
- Trial name
- NCT04219501
- Testing
- VIVO
- Where
- United States
- Sponsor
- Mayo Clinic
COVID-19 Pandemic
The Combined Usage of Clinical Physical Finding in Management of COVID 19 Patients
Physiological indicators such as blood pressure, heart rate, respiratory rate, and consciousness status of COVID-19 patients are used to apply the START (simple triage and rapid treatment, START), Modified Early Warning Score…
- Trial name
- NCT06528119
- Testing
- COVID 19 pandemic
- Where
- Taiwan
- Volunteers
- 10,000 people
- Sponsor
- St. Martin De Porress Hospital
Myocarditis, Ventricular Arrhythmia
Image-Based Prediction of Ventricular Tachycardias in Post-Myocarditis Patients: an International Multicenter Case-control Study
Ventricular arrhythmias (VAs) are frequently associated with structural heart diseases (SHD) such as myocardial infarction, myocarditis, and non-ischemic cardiomyopathies.
- Trial name
- MYOCARDITIS-VT (NCT06730607)
- Where
- 3 sites in Italy, Spain
- Volunteers
- 150 people
- Sponsor
- Centro Medico Teknon
Catecholaminergic Polymorphic Ventricular Tachycardia
A Phase 2 Study of CRD-4730 in CPVT
This is a Phase 2, multicenter, double-blind, sponsor blinded, placebo-controlled, repeat-dose clinical study of CRD-4730 to evaluate the safety, tolerability, pharmacokinetics (PK), and pharmacodynamics (PD) of CRD-4730 to…
- Trial name
- CPVT (NCT06658899)
- Testing
- CRD-4730
- Where
- 12 sites in United States, Canada and 4 more
- Volunteers
- 12 people
- Sponsor
- Cardurion Pharmaceuticals, Inc.