ALEXANDRIA, Va., Aug. 20 -- United States Patent no. 12,390,236, issued on Aug. 19, was assigned to Covidien LP (Mansfield, Mass.).

"Thrombus removal device" was invented by Shawn Phillips (Belle Plaine, Minn.), Martin R. Willard (Burnsville, Minn.), Sarah E. Drilling (Minneapolis), Alan M. Twomey (Minneapolis), Wanda F. Dent (Chanhassen, Minn.) and Nathan K. Weidenhamer (Minneapolis).

According to the abstract* released by the U.S. Patent & Trademark Office: "In some examples, a thrombus removal device includes a stationary element and a movable element configured to macerate a thrombus into smaller pieces as the thrombus moves into a basket defined by an expandable element. The stationary element defines a plurality of arms configured t...