ALEXANDRIA, Va., June 2 -- United States Patent no. 12,642,547, issued on June 2, was assigned to Boston Scientific Scimed Inc. (Maple Grove, Minn.).

"Device, system and method for treatment of hemorrhoids" was invented by Hannah Rebar (Brighton, Mass.), Nathan Thomas Cummings (Worcester, Mass.), Nora Belkhayat (Framingham, Mass.), Jan Weber (Maastricht, Netherlands), Jessica Powers (Brookline, Mass.) and Collin Murray (Bolton, Mass.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A device for treating hemorrhoids includes a first ligating member which moves between a first position in which the first member is tightened to a degree required to maintain a desired position of the first member around the first ...