ALEXANDRIA, Va., Aug. 20 -- United States Patent no. 12,390,269, issued on Aug. 19, was assigned to Boston Scientific Scimed Inc. (Maple Grove, Minn.).

"Sphincterotomes and methods for using sphincterotomes" was invented by Barry Weitzner (Acton, Mass.), Paul Smith (Smithfield, R.I.), Peter L. Dayton (Brookline, Mass.) and Evan Wilder (Boston).

According to the abstract* released by the U.S. Patent & Trademark Office: "Sphincterotomes and methods for making and using sphincterotomes are disclosed. An example sphincterotome may include an elongate shaft having an outer surface and a distal end region. The sphincterotome may also include a sphincterotome wire assembly having a distal end coupled to the distal end region of the elongate shaf...