Abbott takes on competition with FDA approval of device to prevent afib-related strokes August 17, 2021 Auto Bot Atrial Fibrillation, Boston Scientific, FDA, Medical Devices 0 Abbott Laboratories received FDA approval for its Amulet device to treat people with atrial fibrillation who are at risk of ischemic stroke. The device would go head-to-head with one developed by Boston Scientific that was approved in 2015.