ALEXANDRIA, Va., June 19 -- United States Patent no. 12,329,442, issued on June 17, was assigned to Boston Scientific Scimed Inc. (Maple Grove, Minn.).

"Multifunctional electrosurgical instruments with dynamic electrode assemblies" was invented by Paul Smith (Smithfield, R.I.), Jose Garcia-Cordero (Ocala, Fla.), Kevin James McElwee (Franklin, Mass.), Ramon Estevez (Lowell, Mass.), Allyn Narcisse Jensrud (Brookline, Mass.), Irina Pyataeva (Moscow), Samuel Raybin (San Jose, Calif.) and Mingxiang Xu (Wayland, Mass.).

According to the abstract* released by the U.S. Patent & Trademark Office: "According to one aspect, an instrument may include a sheath having a distal end. The instrument also may include a fluid cannula at the distal end of th...