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A Master Protocol for a Phase 3, Randomized, Multicenter, Double-blind Study to Assess Stroke and Systemic Embolism Prevention With REGN7508 and REGN9933, Monoclonal Antibodies Against Factor XI, Versus Placebo in Participants With Atrial Fibrillation for Whom Oral Anticoagulation is Unsuitable (ROXI-INCLINE)
This study is researching 2 different experimental drugs called REGN7508 and REGN9933 (called "study drugs"). The study is focused on people who have atrial fi…
CSP #2037T - Veterans Affairs Learning Health System Initiative to Assess Novel Screening vs. Usual Care and Treatment With Apixaban vs. Rivaroxaban in Veterans With Atrial Fibrillation (VALIANT-AF-T) Trial
* The trial will compare two anticoagulants ("blood thinners") that are currently used in the VA and are considered standard care to prevent strokes in patient…
Assessment of the Safety and Effectiveness of the VARIPULSE™ Catheter System in the Treatment of Participants With Persistent Atrial Fibrillation Undergoing Pulmonary Vein (With or Without Posterior Wall Isolation) and Superior Vena Cava Isolation: A Randomized Controlled Trial
The purpose of this study is to assess how safe VARIPULSE catheter system is for treatment of a heart rhythm disease called persistent atrial fibrillation (PsA…
A Phase 2, Randomized, Multicenter, Open-label, Blinded-endpoint Study to Evaluate the Safety of REGN7508 and REGN9933, Monoclonal Antibodies Against FXI, Versus Apixaban in Participants With Atrial Fibrillation (ROXI-ATLAS)
This study is researching experimental drugs called REGN7508 and REGN9933. The study is focused on participants who have atrial fibrillation, which means that …
Left Atrial Appendage Occlusion Registry (LAAO Registry)
The Left Atrial Appendage Occlusion Registry (LAAO Registry™) is designed to assess the prevalence, demographics, management, and outcomes of patients undergoi…
Exclusion of Left Atrial Appendage Thrombus in Emergency Department Patients With Atrial Fibrillation Undergoing CT to Assess for Pulmonary Embolus: A Feasibility Study
This study aims to investigate whether a quick, additional CT scan of the heart, performed immediately after a standard CT scan for pulmonary embolism, can eff…
Atrial Fibrosis in Obstructive Sleep Apnea Patients: A Pilot Study
The investigators hypothesize that Obstructive Sleep Apnea (OSA) is an independent risk factor for atrial fibrosis development. The investigators aim to prove …
Baseline Atrial Fibrosis Predicts Risk for Post-operative Atrial Fibrillation in Patients Undergoing Cardiac Surgery: A Pilot Study for SAPPORO-AF
The study aims to evaluate and compare the incidence of atrial arrhythmias (including Post-Operative Atrial Fibrillation (POAF), atrial flutter, and atrial tac…
Prospective Remapping With Concomitant Left Atrial Appendage Occlusion to Ensure Durable Electroporation Study
This is a single-arm, open label, clinical outcome study to research the durability (success) of receiving a pulsed field ablation (PFA) per standard of care f…
A Randomized, Placebo-controlled, Participant- and Investigator-blinded Study to Evaluate the Efficacy in Reducing Atrial Fibrillation Burden (AFB) as Well as the Safety, Tolerability, and Pharmacokinetics of Oral PKN605 in Participants With Atrial Fibrillation
A randomized, placebo-controlled, participant-and investigator-blinded study to evaluate the efficacy in reducing atrial fibrillation burden as well as the saf…
Safety and Effectiveness of Pulmonary Vein isOLation And posterioR Wall Ablation wIth pulSed Field Energy in Patients With Paroxysmal and Persistent AF
The primary objective of this clinical investigation is to demonstrate the safety and 12-month effectiveness of pulmonary vein isolation (PVI) and posterior LA…
Discontinuation of Anticoagulations After Successful Catheter Ablation of Atrial Fibrillation: DESTINATION Study
The DESTINATION Study investigates whether anticoagulation therapy is necessary after successful catheter ablation (CA) for atrial fibrillation (AF). Current g…