Clinical trials: Arrhythmia
Ventricular Tachycardia
A Clinical Trial Utilizing Dantrolene in Patients With Ventricular Arrhythmias.
This is a randomized, placebo-controlled trial of Dantrolene (N= 84 participants) to demonstrate the feasibility of using intravenous (IV) dantrolene to study the effect of RyR2 inhibition on cardiac electrophysiology…
- Trial name
- NCT04134845
- Testing
- Dantrolene/Ryanodex
- Where
- United States
- Volunteers
- 68 people
- Sponsor
- Vanderbilt University Medical Center
Cardiomyopathy, Heart Failure
Adaptive CRT Effect on Electrical Dyssynchrony
The purpose of this study is to better understand how adaptive cardiac resynchronization therapy (aCRT) might benefit patients. aCRT works by sometimes giving stimulation to only the left side of the heart, rather than to both…
- Conditions
- Cardiomyopathy, Heart Failure, Left Bundle Branch Block
- Trial name
- aCRT-ELSYNC (NCT02543281)
- Testing
- Adaptive cardiac resynchronization therapy, Conventional Cardiac Resynchronization Therapy
- Where
- United States
- Volunteers
- 32 people
- Sponsor
- Larisa Tereshchenko
Cardiovascular Diseases, Adherence, Medication
Personalized Patient Data and Behavioral Nudges to Improve Adherence to Chronic Cardiovascular Medications
The study plans to learn if sending different text messages, serving as reminders or encouragement, may help patients take their medication more often if they have had trouble keeping up with their medicines.
- Conditions
- Cardiovascular Diseases, Adherence, Medication, Medication Adherence, Diabetes Mellitus
- Trial name
- NCT03973931
- Testing
- Nudge
- Where
- 4 sites in United States
- Volunteers
- 9,501 people, healthy volunteers welcome
- Sponsor
- University of Colorado, Denver
Ventricular Premature Complexes, Blood Pressure
Premature Ventricular Contractions (PVCs) and Blood Pressure Control
The purpose of this study is to determine if reduction in premature ventricular contraction (PVC) burden results in a decrease in blood pressure, sympathetic outflow, plasma catecholamines and an improvement in baroreflex gain.
- Trial name
- NCT01833455
- Testing
- PVC Suppression using Flecainide
- Where
- United States
- Volunteers
- 8 people
- Sponsor
- University of Wisconsin, Madison
Atrial Fibrillation
INtra-procedural ultraSound Imaging During Pulmonary Veins Isolation
One of the biggest limitations of the currently used percutaneous techniques for Pulmonary Vein Isolation (PVI) in the setting of atrial fibrillation ablation is the lack of real-time information about the left atrial (LA) wall…
- Trial name
- INSIDEPVs (NCT03372798)
- Testing
- ICE/IVUS imaging during atrial fibrillation ablation
- Where
- United Kingdom
- Volunteers
- 14 people
- Sponsor
- Oxford University Hospitals NHS Trust
Atrial Fibrillation
Safety and Effectiveness of STSF Catheter Evaluated for Treating Symptomatic Persistent Atrial Fibrillation (PsAF)
This is a prospective, multicenter, non-randomized clinical evaluation utilizing the THERMOCOOL SMARTTOUCH® SF catheter compared to a predetermined performance goal.
- Trial name
- PRECEPT (NCT02817776)
- Testing
- THERMOCOOL SMARTTOUCH® SF catheter
- Volunteers
- 381 people
- Sponsor
- Biosense Webster, Inc.
Severe Respiratory Syncytial Virus Infection
Retrospective Palivizumab Study in Children With Hemodynamically Significant Congenital Heart Disease
Retrospective medical record review study of specific adverse events in children with congenital heart disease who received palivizumab for prophylaxis of serious respiratory syncytial virus infection and control subjects that…
- Trial name
- NCT01075178
- Where
- 37 sites in Austria, Belgium and 8 more
- Volunteers
- 2,036 people
- Sponsor
- Abbott
Cardiac Arrhythmia
An Evaluation of the Safety and Performance of the CathVision ECGenius® System.
The primary objective is to evaluate the safety and technical performance of the CathVision ECGenius® System. The secondary objective is to benchmark the intracardiac electrogram signal quality compared to commercially available…
- Trial name
- NCT05301803
- Testing
- Electrophysiology procedure
- Where
- United States
- Volunteers
- 27 people
- Sponsor
- CathVision ApS
Cryptogenic Symptomatic Transient Ischemic Attack, Cryptogenic Ischemic Stroke
Study of Continuous Cardiac Monitoring to Assess Atrial Fibrillation After Cryptogenic Stroke
The 2006 American Heart Association / American Stroke Association Council on Stroke Guidelines for Prevention of Stroke in Patients With Ischemic Stroke or Transient Ischemic recommended that patients with cryptogenic stroke take…
- Trial name
- CRYSTAL-AF (NCT00924638)
- Testing
- Reveal® XT Insertable Cardiac Monitor
- Where
- 55 sites in United States, Austria and 12 more
- Volunteers
- 447 people
- Sponsor
- Medtronic Cardiac Rhythm and Heart Failure
Atrial Fibrillation
International Registry on Cardioversion of Atrial Fibrillation (MK-6621-051)
This study will create a prospective registry of consecutive patients with Atrial Fibrillation (Afib) considered for cardioversion treatment to document up-to-date practice of in-hospital treatment, with a focus on the…
- Trial name
- RHYTHM-AF (NCT01119716)
- Volunteers
- 4,658 people
- Sponsor
- Merck Sharp & Dohme LLC
Paroxysmal Atrial Fibrillation (PAF)
Sustained Treatment of Paroxysmal Atrial Fibrillation Post-Approval Study (STOP AF PAS)
The Post-Approval Study (PAS) is a prospective multi-center, non-randomized, single arm, controlled,unblinded clinical study designed to provide long-term safety and effectiveness of the Arctic Front® Cardiac CryoAblation System.
- Trial name
- STOP AF PAS (NCT01456949)
- Testing
- Medtronic Arctic Front® Cardiac CryoAblation System
- Where
- 39 sites in United States, Canada
- Volunteers
- 402 people
- Sponsor
- Medtronic Cardiac Ablation Solutions
Tachycardia, Ventricular Fibrillation
Safety and Performance Study of the RELIANCE 4-Front Passive Fixation Lead
The objective of this study is to gather data to establish the chronic safety, performance and effectiveness of the RELIANCE 4-FRONT™ Passive Fixation Defibrillation Leads.
- Conditions
- Tachycardia, Ventricular Fibrillation, Ventricular Flutter
- Trial name
- NCT01856491
- Testing
- RELIANCE 4-FRONT™ Passive Fixation lead implantation
- Where
- 11 sites in Germany, Israel and 1 more
- Volunteers
- 167 people
- Sponsor
- Boston Scientific Corporation
Atrial Fibrillation
Ranolazine for the Prevention of Atrial Fibrillation After Electrical Cardioversion
The investigators hypothesize that ranolazine would decrease the incidence of recurrence of Atrial Fibrillation (AF) after electrical cardioversion of persistent AF.
- Trial name
- GILEAD (NCT01349491)
- Testing
- Ranolazine
- Where
- 2 sites in United States
- Volunteers
- 10 people
- Sponsor
- University of Oklahoma
Atrial Fibrillation
Anticoagulant Utilization Pattern
This study plans to describe utilization patterns for oral anticoagulants over time in patients with non-valvular atrial fibrillation at risk for stroke using electronic claims data from a United States commercial insurance…
- Trial name
- NCT01847560
- Where
- United States
- Volunteers
- 333,664 people
- Sponsor
- Boehringer Ingelheim
Atrial High Rate Episodes
Non-vitamin K Antagonist Oral Anticoagulants in Patients With Atrial High Rate Episodes
NOAH is an investigator-initiated, prospective, parallel-group, double-blind, randomised, multi-centre trial. The objective of the trial is to demonstrate that oral anticoagulation using the NOAC edoxaban is superior to current…
- Trial name
- NOAH (NCT02618577)
- Testing
- Edoxaban, ASA
- Where
- 18 sites in Austria, Belgium and 16 more
- Volunteers
- 2,608 people
- Sponsor
- Atrial Fibrillation Network
Atrial Fibrillation
Esophageal Deviation in Atrial Fibrillation Ablation
Catheter ablation with pulmonary vein (PV) isolation is a commonly performed strategy employed for the treatment of atrial fibrillation (AF).
- Trial name
- NCT03261973
- Testing
- DV8
- Where
- United States
- Volunteers
- 47 people
- Sponsor
- Massachusetts General Hospital
Atrial Fibrillation
DEtermining Accuracy and TrEnding CharacTerization of AF
The objective of this study is to assess the atrial fibrillation (AF) episode detection when using the SJM(St. Jude Medical) Confirm ICM (Implantable Cardiac Monitor).
- Trial name
- NCT01673256
- Testing
- SJM Confirm ICM
- Where
- 13 sites in Germany, Netherlands
- Volunteers
- 90 people
- Sponsor
- Abbott Medical Devices
Atrial Fibrillation
Microfidelity (MIFI) Ablation Technology Versus Standard Ablation Catheter for Atrioventricular Nodal Ablation
The aim of our study is to investigate the comparative efficacy of high fidelity multi electrode ablation catheters vs the standard bipolar configuration in success of AV nodal ablation This study will provide insights on the use…
- Trial name
- NCT03114124
- Testing
- MIFI Catheter, Standard Ablation Catheter
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- University of Florida
Prolonged QT Interval in EKG and Sudden Death
Influence of Progesterone Administration on Drug-Induced QT Interval Lengthening
Female sex is an independent risk factor for the potentially fatal drug-induced arrhythmia (irregular heartbeat) known as torsades de pointes (TdP), which is associated with prolongation of the corrected QT (QTc) interval on the…
- Trial name
- NCT01929083
- Testing
- Progesterone, Ibutilide
- Where
- 2 sites in United States
- Volunteers
- 19 people, healthy volunteers welcome
- Sponsor
- Indiana University
Atrial Fibrillation
Specific Electrophenotypes in Atrial Fibrillation
This study will investigate a common heart rhythm disturbance (arrhythmia), atrial fibrillation (AF), to improve understanding of how best to treat it in different patients.
- Trial name
- INSPECT-AF (NCT05366530)
- Testing
- Biomarkers, electrocardiographic imaging, intracardiac electrograms, cardiac magnetic resonance imaging
- Where
- United Kingdom
- Volunteers
- 1 people
- Sponsor
- Imperial College London