Clinical trials: Heart Rhythm Disorders
Atrial Fibrillation, Atrial Flutter
Evaluate the Pharmacokinetics and Safety of MK-4448 in Participants With Nonvalvular Atrial Fibrillation or Atrial Flutter
The primary purpose of this study is to optimize drug exposure in the target population.
- Trial name
- NCT01229254
- Testing
- Amiodarone, Betrixaban 60 mg, Betrixaban 90 mg
- Volunteers
- 189 people
- Sponsor
- Portola Pharmaceuticals
Ventricular Arrhythmias
Acute Subcutaneous Defibrillation
To assess the defibrillation efficacy of a subcutaneous defibrillation system.
- Trial name
- ASQ (NCT01771172)
- Where
- 8 sites in Belarus, Denmark and 3 more
- Volunteers
- 50 people
- Sponsor
- Medtronic Cardiac Rhythm and Heart Failure
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
nMARQ™ Pulmonary Vein Isolation System for the Treatment of Paroxysmal Atrial Fibrillation
To demonstrate safety and effectiveness of nMARQ Catheter System [nMARQ] compared with THERMOCOOL® Navigational Family of catheters in treating subjects with drug-refractory symptomatic paroxysmal atrial fibrillation (PAF).
- Trial name
- NCT01824394
- Testing
- nMARQ Navigation Catheters, NaviStar ThermoCool Catheters
- Volunteers
- 481 people
- Sponsor
- Biosense Webster, Inc.
Atrial Fibrillation
Validation of Predictors of OAC Initiation Using EMR Data
The objectives of this study are, first, to identify select clinical covariates from electronic medical records (EMR) that might be associated with initiation of oral anticoagulant medications (dabigatran or warfarin) in patients…
- Trial name
- NCT03006341
- Testing
- Dabigatran etexilate, Warfarin
- Where
- United States
- Volunteers
- 140,187 people
- Sponsor
- Boehringer Ingelheim
Diabetes, Asthma
Integrated Care (IC) Models for Patient-Centered Outcomes
Multiple chronic conditions (MCC) are widely recognized as the U.S. public health challenge of the 21st century. These physical and behavioral health conditions take a large toll on those living with chronic diseases, including…
- Conditions
- Diabetes, Asthma, Chronic Obstructive Pulmonary Disease, Hypertension
- Trial name
- IC (NCT03451630)
- Testing
- High-Touch, High-Tech, Optimal Discharge Planning
- Where
- United States
- Volunteers
- 1,400 people, healthy volunteers welcome
- Sponsor
- University of Pittsburgh
Refractory Ventricular Tachycardia
Stereotactic Ablative Radiotherapy for Refractory Ventricular Tachycardia
Single arm, phase Ib/2a dose escalation study with an expansion cohort to determine the maximal tolerated dose (MTD) for stereotactic ablative radiotherapy of targets in the cardiac myocardium and to make a preliminary assessment…
- Trial name
- NCT03349892
- Testing
- Stereotactic Ablative Radiotherapy (SABR)
- Where
- United States
- Volunteers
- 1 people
- Sponsor
- University of California, Los Angeles
Atrial Fibrillation
Efficacy & Safety of Dronedarone Versus Amiodarone for the Maintenance of Sinus Rhythm in Patients With Atrial Fibrillation
The objective of this study is to compare the efficacy and safety of dronedarone to that of amiodarone for the treatment of patients with atrial fibrillation.
- Trial name
- DIONYSOS (NCT00489736)
- Testing
- dronedarone (SR33589), amiodarone
- Where
- 23 sites in United States, Argentina and 21 more
- Volunteers
- 504 people
- Sponsor
- Sanofi
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
Atrial Fibrillation
Using Electrical Nerve Stimulation to Control Atrial Fibrillation
The purpose of this study is to examine if sending mild electrical signals just under your skin will improve atrial fibrillation symptoms by controlling your heart rate.
- Trial name
- STALL-AF (NCT04529941)
- Testing
- Device Implant with Active Treatment, Device Implant without Active Treatment
- Where
- United States
- Volunteers
- 46 people
- Sponsor
- Cedars-Sinai Medical Center
Cardiac Arrhythmia, Atrial Fibrillation
Diagnostic Accuracy of WEARable TECHnology Single-lead ECG in Detecting Cardiac Arrhythmias
Atrial fibrillation (AF) is the most common arrhythmia (irregular heart rhythm), affecting 1-2 million people in the UK. AF significantly increases the risk of an AF-related stroke, heart failure and dementia.
- Trial name
- WEAR-TECH ECG (NCT05298553)
- Testing
- Group A, Group B
- Where
- 3 sites in United Kingdom
- Volunteers
- 500 people, healthy volunteers welcome
- Sponsor
- Oxford University Hospitals NHS Trust
Atrial Fibrillation
Apixaban Versus Warfarin in the Evaluation of Progression of Atherosclerotic Calcification and Vulnerable Plaque
Vitamin K-antagonists (VKA) such as warfarin are the most widely used blood thinners for irregular heart beats like atrial fibrillation.
- Trial name
- NCT02090075
- Testing
- apixaban, warfarin
- Where
- United States
- Volunteers
- 66 people
- Sponsor
- Lundquist Institute for Biomedical Innovation at Harbor-UCLA Medical Center
Paroxysmal Atrial Fibrillation
Ectopy Triggering Ganglionated Plexus Ablation to Prevent Atrial Fibrillation
Atrial fibrillation (AF) is a common heart rhythm disorder which can significantly affect a patient's quality of life and cause strokes.
- Trial name
- GANGLIA-AF (NCT02487654)
- Testing
- Pulmonary vein isolation, Ganglionated plexus ablation
- Where
- 3 sites in United Kingdom
- Volunteers
- 116 people
- Sponsor
- Imperial College London
Atrial Fibrillation
The Automated Calculation of AF Cycle Length and Complexity Using a Novel EP Recording System
Collect electrophysiological data during atrial fibrillation (AF) ablation procedures to assess the performance of a Signal Complexity Visualization algorithm designed to be integrated into the CathVision ECGenius® System.
- Trial name
- NCT05477602
- Testing
- Cardiac Ablation for the treatment of persistent Atrial Fibrillation
- Where
- Belgium
- Volunteers
- 21 people
- Sponsor
- CathVision ApS
Arrhythmia, Palpitations, Lightheadedness
Validation of an iPhone-based Event Recorder for Arrhythmia Detection
In this study, we will evaluate the diagnostic yield of the new AliveCor device versus a 14 day event monitor with the use of both devices simultaneously.
- Trial name
- NCT02005172
- Testing
- Alivecor monitor and 14 day event monitor
- Where
- United States
- Volunteers
- 38 people
- Sponsor
- University at Buffalo
Atrial Fibrillation, Atrial Flutter
Use of Dabigatran Etexilate to Prevent Stroke and Thromboembolism
The purpose of this study is to evaluate major adverse bleeding risks, and thromboembolic event rates post radiofrequency (RF) ablation.
- Trial name
- NCT01976507
- Testing
- dabigatran etexilate mesylate
- Where
- United States
- Volunteers
- 101 people
- Sponsor
- Vanderbilt University Medical Center
Atrial Fibrillation, Coronary Artery Disease
Regadenoson Stress-MRI to Identify Coronary Artery Disease in Atrial Fibrillation Patients
Atrial fibrillation (AF) is growing into an epidemic affecting 1 in 4 adults. There is a need for research to elucidate the prevalence of ischemic cardiomyopathy in patients diagnosed with AF.
- Trial name
- RECAD-AF (NCT01710254)
- Testing
- Regadenoson MRI, Gadobenate dimeglumine
- Where
- United States
- Volunteers
- 30 people
- Sponsor
- University of Utah
Persistent Atrial Fibrillation
RADAR Clinical Trial
This prospective, multicenter, observational study will examine the ability of real time electrogram processing mapping to identify driver domains to target for ablation in persistent AF patients.
- Trial name
- NCT03263702
- Testing
- Computational Mapping Algorithm
- Where
- 4 sites in United States
- Volunteers
- 65 people
- Sponsor
- Vivek Reddy
Atrial Fibrillation, Vascular Risk
Atrial Fibrillation Clopidogrel Trial With Irbesartan for Prevention of Vascular Events (ACTIVE A)
The purpose of this study is to determine if the combination of clopidogrel 75mg once daily (od) plus aspirin 100mg daily (recommended dose) is better than aspirin alone (100mg daily recommended dose) for preventing vascular…
- Trial name
- NCT00249873
- Testing
- clopidogrel (SR25990C)
- Where
- 30 sites in United States, Argentina and 28 more
- Volunteers
- 7,554 people
- Sponsor
- Sanofi
Atrial Fibrillation
Comparison of the Performance of ICM and CIED in Detecting AF
The aim of this project is to study the performance of the two most commonly used Implantable Cardiac Monitors in detecting AF episodes and explore how the new connectivity can empower patients and improve patient care.
- Trial name
- ID-AF (NCT04940156)
- Testing
- Confirm Rx (Implantable Cardiac Monitor), Reveal LINQ (Implantable Cardiac Monitor)
- Where
- United Kingdom
- Volunteers
- 6 people
- Sponsor
- Oxford University Hospitals NHS Trust