Clinical trials: Arrythmia
Long QT Syndrome, Cardiac Repolarization
Effect of Beta-blocker Therapy on QTc Response in Exercise and Recovery in Normal Subjects
Background. In congenital long QT syndrome type 1 (LQT1), episodes of ventricular tachycardia are usually triggered by exercise and can be prevented in most patients by beta-blocker therapy.
- Trial name
- NCT00588965
- Testing
- Propranolol LA
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- MetroHealth Medical Center
Atrial Fibrillation, AFib
Stroke Feasibility Study
This is a feasibility study to assess the safety and efficacy of the AtriCure AtriClip when placed via Minimally Invasive Surgical Deployment to the Left Atrial Appendage.
- Trial name
- NCT01997905
- Testing
- AtriClip LAA Exclusion Device
- Where
- 7 sites in United States
- Volunteers
- 13 people
- Sponsor
- AtriCure, Inc.
Paroxysmal Atrial Fibrillation
Electrical Coupling Information From The Rhythmia HDx System And DirectSense Technology In Subjects With Paroxysmal Atrial Fibrillation
The objective of the study is to collect data on the use of the Rhythmia HDx mapping system running commercially available Software Version 2.0 or any future commercially available Software Version with DirectSense technology and…
- Trial name
- LOCALIZE (NCT03232645)
- Testing
- Ablation procedure
- Where
- 6 sites in France, Germany and 2 more
- Volunteers
- 62 people
- Sponsor
- Boston Scientific Corporation
Atrial Fibrillation, Hemorrhage
Management of Major Bleeding Events in Atrial Fibrillation Patients Using Pradaxa
This study is being conducted to collect data on the management of major bleeding events occurring in patients with atrial fibrillation taking dabigatran etexilate.
- Trial name
- NCT02149303
- Testing
- Dabigatran 75 mg, Dabigatran 150 mg
- Where
- 5 sites in United States
- Volunteers
- 191 people
- Sponsor
- Boehringer Ingelheim
Bradycardia
Accent Cardiac MRI Study
The aim of this study was to assess safety and efficacy of SJM MRI conditional pacing system. The study hypothesized that cardiac MRI scan would not affect performance of SJM MRI conditional pacing system.
- Trial name
- Accent Cardiac (NCT02041702)
- Testing
- Non-Diagnostic Cardiac MRI scan
- Where
- 13 sites in China, Hong Kong and 3 more
- Volunteers
- 283 people
- Sponsor
- Abbott Medical Devices
Reversal of Neuromuscular Blockade
Safety of Sugammadex for the Reversal of Neuromuscular Blockade in American Society of Anesthesiologists (ASA) Class 3 or 4 Participants (MK-8616-145)
The purpose of this trial is to evaluate the safety of sugammadex for the reversal of neuromuscular blockade (NMB) induced by neuromuscular blockade agents (NMBA) rocuronium or vecuronium in adult American Society of…
- Trial name
- NCT03346057
- Testing
- Sugammadex 2 mg/kg, Sugammadex 4 mg/kg, Sugammadex 16 mg/kg
- Where
- 30 sites in United States, Austria and 2 more
- Volunteers
- 344 people
- Sponsor
- Merck Sharp & Dohme LLC
Ischemic Cardiomyopathy, Nonischemic Cardiomyopathy
Ranolazine Implantable Cardioverter-Defibrillator Trial
The purpose of the study is to see how effective a drug called ranolazine is in reducing the risk of ventricular arrhythmia and death in people with implantable cardioverter-defibrillators (ICDs).
- Conditions
- Ischemic Cardiomyopathy, Nonischemic Cardiomyopathy, Heart Failure
- Trial name
- RAID (NCT01215253)
- Testing
- Ranolazine
- Where
- 90 sites in United States, Canada
- Volunteers
- 1,012 people
- Sponsor
- University of Rochester
Atrial Fibrillation, Venous Thromboembolism
Prothrombin Times Outside the Therapeutic Range in Otherwise Stable Patients
Warfarin is very effective for the prevention of blood clots (thrombosis). A test of coagulation, the prothrombin time (PT) is used to monitor the effect.
- Conditions
- Atrial Fibrillation, Venous Thromboembolism, Ischemic Stroke, Myocardial Infarction
- Trial name
- FORESPEAK-0 (NCT00814177)
- Testing
- warfarin
- Where
- Canada
- Volunteers
- 160 people
- Sponsor
- Hamilton Health Sciences Corporation
Atrial Fibrillation, Behavior
Patient Centered Mobile Health Technology Enabled Atrial Fibrillation Management
The overall objective of this proposal is to evaluate the feasibility of a comprehensive digital atrial fibrillation (AFib) management tool that will empower patients to a) take an active role in learning about AFib management…
- Trial name
- mTECHAFib (NCT05400837)
- Testing
- Corrie Virtual Atrial Fibrillation Management Program
- Where
- United States
- Volunteers
- 61 people
- Sponsor
- Johns Hopkins University
Paroxysmal Supraventricular Tachycardia
Efficacy and Safety of Etripamil for the Termination of Spontaneous Paroxysmal Supraventricular Tachycardia (PSVT).
This was a three-part, multi-center, randomized, double-blind, placebo-controlled study to evaluate the efficacy and safety of etripamil nasal spray (NS) self-administered by participants who experienced an episode of paroxysmal…
- Trial name
- NODE-301 (NCT03464019)
- Testing
- Etripamil, Etripamil Test Dose
- Where
- 161 sites in United States, Belgium and 7 more
- Volunteers
- 1,097 people
- Sponsor
- Milestone Pharmaceuticals Inc.
Paroxysmal Atrial Fibrillation (PAF)
INhalation of Flecainide to Convert Recent Onset SympTomatic Atrial Fibrillation to siNus rhyThm (INSTANT)
The study consisted of 3 parts (Part A, Part B and Part C). Part A was an open-label, randomized, multi center design to evaluate the feasibility of administration of inhaled flecainide in two dosing regimens.
- Trial name
- INSTANT (NCT03539302)
- Testing
- Flecainide Acetate
- Where
- 9 sites in Belgium, Netherlands
- Volunteers
- 176 people
- Sponsor
- InCarda Therapeutics, Inc.
Persistent Atrial Fibrillation
Randomized Evaluation of Atrial Fibrillation Treatment With Focal Impulse and Rotor Modulation Guided Procedures
The study is a prospective, multicenter, randomized study to assess the safety and effectiveness of FIRM procedures followed by conventional ablation including PVI versus a standard PVI procedure for the treatment of persistent…
- Trial name
- REAFFIRM (NCT02274857)
- Testing
- Standard PVI Ablation, FIRM-Guided Procedure and PVI
- Where
- 18 sites in United States, Germany and 1 more
- Volunteers
- 350 people
- Sponsor
- Abbott Medical Devices
Atrial Fibrillation
A Phase 2 Study To Evaluate The Safety Of Apixaban In Atrial Fibrillation
To assess the effect of two doses of Apixaban (2.5 mg BID and 5 mg BID) versus Warfarin on the composite endpoint of major and clinically relevant non-major bleeding during the treatment period.
- Trial name
- NCT00787150
- Testing
- Apixaban, Warfarin sodium
- Where
- 18 sites in Japan
- Volunteers
- 222 people
- Sponsor
- Pfizer
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
Arrhythmia, Atrial Fibrillation
Concentrations of Amiodarone in Fat Tissue During Chronic Treatment
The objective of this study is to determine if concentrations of amiodarone in fat tissue increases constantly over time during chronic treatment with this drug, and if blood concentrations reflect accurately the concentrations…
- Conditions
- Arrhythmia, Atrial Fibrillation, Atrial Flutter
- Trial name
- ATACA (NCT00313443)
- Testing
- Fat tissue needle aspiration
- Where
- France
- Volunteers
- 30 people
- Sponsor
- Hopital Lariboisière
Ventricular Tachycardia, Ventricular Fibrillation
The Use of Dual Chamber ICD With Special Programmed Features to Lower the Risk of Inappropriate Shock
The RAPTURE Study will determine whether dual chamber defibrillators with atrial prevention and termination therapies, minimized ventricular pacing, and remote monitoring will reduce the rate of inappropriate shocks and improve…
- Conditions
- Ventricular Tachycardia, Ventricular Fibrillation, Atrial Fibrillation, Supraventricular Tachycardia
- Trial name
- RAPTURE (NCT00787800)
- Testing
- Dual Chamber ICD, Single Chamber ICD
- Where
- 4 sites in United States, Israel
- Volunteers
- 100 people
- Sponsor
- Mayo Clinic
Persistent Atrial Fibrillation
Utilizing Novel Dipole Density Capabilities to Objectively Visualize the Etiology of Rhythms in Atrial Fibrillation
A prospective, single-arm, multi-center, multi-national, non-randomized, post-market study designed to provide clinical data regarding the use of the AcQMap™ System in the ablation of persistent atrial fibrillation.
- Trial name
- UNCOVER-AF (NCT02825992)
- Testing
- AcQMap System
- Where
- 12 sites in Canada, Czechia and 4 more
- Volunteers
- 129 people
- Sponsor
- Acutus Medical
Atrial Fibrillation
Tailored vs. Anatomical Ablation Strategy for Persistent Atrial Fibrillation
Atrial Fibrillation (AF) ablation is typically performed in predefined anatomic regions of the left atrium without attempting to identify patient-specific areas of interest.
- Trial name
- Tailored-AF (NCT04702451)
- Testing
- Dispersion ablation + PVI, VX1, PVI
- Where
- 26 sites in United States, Belgium and 3 more
- Volunteers
- 377 people
- Sponsor
- Volta Medical
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
Tachyarrhythmias, Syncope
Study of New Implantable Loop Recorder
The goal of this IDE clinical study is to evaluate the quality of the cardiac signal recordings obtained by the St. Jude Medical (SJM) Confirm Implantable Cardiac Monitor (device).
- Trial name
- NCT00746564
- Testing
- SJM Confirm
- Where
- 9 sites in United States
- Volunteers
- 75 people
- Sponsor
- Abbott Medical Devices