Clinical trials: Cardiac Rhythm Disorder
Paroxysmal Atrial Fibrillation, Persistent Atrial Fibrillation
HD Mapping of Atrial Fibrillation in Asia Pacific
The aim of this study is to quantify and characterize the outcomes of radiofrequency (RF) ablation after, and the utility of, electroanatomical mapping with the market-released HD mapping catheters Inquiry™ AFocusII™ Double Loop…
- Trial name
- NCT04022954
- Testing
- Catheter ablation
- Where
- 15 sites in China, Hong Kong and 3 more
- Volunteers
- 200 people
- Sponsor
- Abbott Medical Devices
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
Anticoagulants, Atrial Fibrillation
Improving Anticoagulation Control in VISN 1
Over 100,000 VHA patients receive anticoagulants (blood thinners) each year to prevent blood clots (including strokes). Too much anticoagulation increases the risk of serious or even fatal bleeding, and too little anticoagulation…
- Conditions
- Anticoagulants, Atrial Fibrillation, Venous Thromboembolism
- Trial name
- NCT01653405
- Testing
- Multifaceted behavioral intervention
- Where
- United States
- Volunteers
- 1,260,576 people
- Sponsor
- VA Office of Research and Development
Atrial Fibrillation, Pericardial Effusion
Active Clearance of Chest Tubes After Cardiac Surgery: A Prospective Randomized Controlled Study
The purpose of this study is to assess the effectiveness of the PleuraFlow® Active Tube Clearance (ATC) technology in reducing the rate of postoperative atrial fibrillation (POAF) among post cardiac surgery patients and to…
- Conditions
- Atrial Fibrillation, Pericardial Effusion, Pleural Effusion, Hemothorax
- Trial name
- NCT02808897
- Testing
- Standard drainage, Active Tube Clearance drainage
- Where
- 2 sites in Canada
- Volunteers
- 520 people, healthy volunteers welcome
- Sponsor
- Montreal Heart Institute
Bradyarrhythmia
Micra Accelerometer Sensor Study 2
The purpose of the MASS2 is to characterize accelerometer signals of Micra implantable device during different postures and activities and to understand the source of the sensed motion, in order to test feasibility for future…
- Trial name
- MASS2 (NCT02930980)
- Testing
- Investigational Software loaded on Micra device
- Where
- 4 sites in Austria, France and 1 more
- Volunteers
- 43 people
- Sponsor
- Medtronic Cardiac Rhythm and Heart Failure
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
Tachycardia, Ventricular Arrythmia
Extravascular ICD Pilot Study
The proposed study is designed to characterize the safety and efficacy of a new extravascular implantable cardioverter defibrillator (ICD) system in humans.
- Trial name
- EV ICD (NCT03608670)
- Testing
- Defibrillation using the Extravascular ICD
- Where
- 4 sites in Australia, New Zealand
- Volunteers
- 26 people
- Sponsor
- Medtronic Cardiac Rhythm and Heart Failure
Ventricular Tachycardia, Ischemic
Early Ablation Therapy for the Treatment of Ischemic Ventricular Tachycardia in Patients With Implantable Cardioverter Defibrillators
The purpose of this study is to determine if early ablation (i.e., ablation of ventricular tachycardia in patients with infrequent VT episodes) is more effective than medical therapy alone for the treatment of ischemic…
- Trial name
- ASPIRE (NCT01557842)
- Testing
- Drug Treatment, Catheter Ablation
- Where
- 23 sites in United States
- Volunteers
- 15 people
- Sponsor
- Biosense Webster, Inc.
Atrial Fibrillation
Effects of Dronedarone on Atrial Fibrillation Burden in Subjects With Permanent Pacemakers
Primary objective was to evaluate the effects of dronedarone on Atrial Fibrillation (AF) burden (i.e. percent time in AF) as measured on electrogram (EGM) in subjects with a permanent pacemaker.
- Trial name
- HESTIA (NCT01135017)
- Testing
- Dronedarone
- Where
- 92 sites in United States
- Volunteers
- 112 people
- Sponsor
- Sanofi
Arterial Thromboembolic Events, Atrial Fibrillation
Effectiveness of Bridging Anticoagulation for Surgery (The BRIDGE Study)
Blood thinners, such as warfarin, prevent blood clots from forming, thereby reducing the risk of a stroke or heart attack. When people undergo surgery or certain procedures, they must stop using warfarin to prevent too much…
- Trial name
- NCT00786474
- Testing
- Dalteparin
- Where
- United States
- Volunteers
- 1,884 people, healthy volunteers welcome
- Sponsor
- Duke University
Atrial Fibrillation
Use of Dapagliflozin to Reduce Burden of Atrial Fibrillation in Patients Undergoing Catheter Ablation of Symptomatic Atrial Fibrillation
This is a multicenter trial to evaluate the impact of treatment with dapagliflozin versus placebo following catheter ablation of atrial fibrillation (AF) on the burden of AF during 6-12 months of follow-up.
- Trial name
- DAPA-AF (NCT04792190)
- Testing
- dapagliflozin
- Where
- 3 sites in United States
- Volunteers
- 25 people
- Sponsor
- University of Rochester
Atrial Fibrillation
Rhythm Evaluation for AntiCoagulaTion With COntinuous Monitoring
Atrial fibrillation (AF) is the most common sustained abnormal rhythm of the heart, affects an estimated 2.5 to 5 million individuals in the US, and can lead to stroke, heart failure, and premature death.
- Trial name
- REACT COM (NCT01706146)
- Testing
- Non-coumadin Oral Anticoagulant
- Where
- 3 sites in United States, Canada
- Volunteers
- 59 people
- Sponsor
- Northwestern University
Heart Arrhythmia
Feasibility Study of the µCor Heart Failure and Arrhythmia Management System (PATCH)
Prospective, non-interventional, feasibility study. 8 months, from start of screening to finishing the study. Multi-center study, with a maximum of 8 centers in Europe.
- Trial name
- PATCH (NCT04512703)
- Testing
- µCor
- Where
- Germany
- Volunteers
- 51 people, healthy volunteers welcome
- Sponsor
- Zoll Medical Corporation
Congestive Heart Failure, Arrhythmias
T-wave Alternans and Intrathoracic Impedance Measurements
T-wave alternans is a test that is currently being used to risk stratify patients with structural heart disease for sudden cardiac death.
- Trial name
- NCT00669682
- Testing
- Congestive heart failure
- Where
- United States
- Volunteers
- 9 people
- Sponsor
- Columbia University
Atrial Fibrillation
Oral Steroids Before Pulmonary Vein Isolation to Improve Outcomes
The primary purpose of this study is to assess the efficacy of oral prednisone in improving the outcomes of pulmonary vein isolation with radiofrequency ablation.
- Trial name
- NCT01206452
- Testing
- Prednisone, Ablation Procedure
- Where
- United States
- Volunteers
- 60 people
- Sponsor
- Dhanunjaya Lakkireddy, MD, FACC
Atrial Fibrillation
mHealth Screening to Prevent Strokes
The purpose of this study is to investigate whether it is possible to identify a high-risk cohort suitable for screening for asymptomatic atrial fibrillation using claims data, and then engage those individuals in a mobile health…
- Trial name
- mSToPS (NCT02506244)
- Testing
- iRhythm ZIO XT Patch, Wristband by Amiigo
- Where
- United States
- Volunteers
- 6,135 people
- Sponsor
- Scripps Translational Science Institute
Atrial Fibrillation
Tragus Stimulation to Prevent Atrial Fibrillation After Cardiac Surgery
Patients undergoing cardiac surgery, specifically a coronary artery bypass graft and/or heart valve replacement surgery, are at a higher risk for post-procedure atrial fibrillation (AF).
- Trial name
- TraP-AF (NCT03392649)
- Testing
- Parasym
- Where
- United States
- Volunteers
- 81 people
- Sponsor
- University of Chicago
Lupus Erythematosus, Systemic, Atrioventricular Block
Systemic Lupus Erythematous and Heart Conduction Disorders
Connective tissue diseases have been related to heart conduction disorders. The anti-Ro/SSA antibodies are thought to have a pathogenic role, and they most prevalent in systemic lupus erythematous (SLE).
- Conditions
- Lupus Erythematosus, Systemic, Atrioventricular Block, Sudden Death
- Trial name
- NCT02162992
- Testing
- No intervention
- Where
- Spain
- Volunteers
- 151 people
- Sponsor
- Germans Trias i Pujol Hospital
Atrial Fibrillation
Esophageal Temperature Management During Cryo AF Ablation (EnsoETM)
The purpose of this pilot study is to determine if esophageal warming using the Attune Medical Esophageal Heat Transfer Device (EnsoETM) limits the frequency or severity of thermal injury during cryoballoon ablation of atrial…
- Trial name
- EnsoETM (NCT04079634)
- Testing
- Esophageal warming, Control
- Where
- United States
- Volunteers
- 42 people
- Sponsor
- Northwestern University
Atrial Fibrillation
Comparative Effectiveness of Oral Anticoagulants
This cohort study plans to identify initiators of oral anticoagulants using electronic claims data from a commercial insurance database to quantify associations between anticoagulant choice (warfarin and dabigatran) and the…
- Trial name
- NCT01847547
- Volunteers
- 5,982 people
- Sponsor
- Boehringer Ingelheim