ALEXANDRIA, Va., Feb. 3 -- United States Patent no. 12,539,139, issued on Feb. 3, was assigned to Boston Scientific Scimed Inc. (Maple Grove, Minn.).

"Atherectomy system with reusable portion and single use portion" was invented by Marianna Oliynyk (Saint Louis Park, Minn.), Travis J. Schauer (Rockford, Minn.), Brett Struthers (Victoria, Minn.), Marit Elisabeth Woulfe (Ramsey, Minn.), Michael Kaland (Minneapolis), Corydon Carlson (Stilwater, Minn.) and Daniel Frank Massimini (Brooklyn Park, Minn.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An atherectomy system includes a drive assembly and an advancer assembly. The drive assembly, which may be reusable, includes a drive motor having an output shaft and a...