ALEXANDRIA, Va., June 10 -- United States Patent no. 12,290,302, issued on May 6, was assigned to Covidien LP (Mansfield, Mass.).

"Energy delivery device and methods of use" was invented by Amr Salahieh (Saratoga, Calif.), Jonah Lepak (Saratoga, Calif.), Emma Leung (Saratoga, Calif.), John P. Claude (Saratoga, Calif.) and Tom Saul (Saratoga, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure is directed to an expandable energy delivery assembly adapted to deliver electrical energy to tissue. The assembly includes an elongate device and an expandable portion. The expandable portion includes an inflatable element, a single helical electrode disposed on the inflatable element, and at l...