AtriCure designs and sells surgical devices used by cardiac surgeons and electrophysiologists to treat atrial fibrillation, manage the left atrial appendage, and reduce post-operative pain. Its portfolio is centered on open and minimally invasive ablation systems, appendage management devices such as AtriClip, and cryo nerve block products for pain management. The company’s business model combines direct sales in the U.S. and key European markets with distributor coverage in other international regions. AtriCure differentiates itself through FDA-cleared and FDA-approved technologies for persistent and long-standing persistent Afib, including hybrid therapy approaches that combine epicardial and endocardial treatment. Growth is driven by physician adoption, clinical education, new product launches, and expansion of its installed clinical footprint across cardiac surgery centers.