ALEXANDRIA, Va., May 26 -- United States Patent no. 12,636,021, issued on May 26, was assigned to Gyrus ACMI Inc. (Westborough, Mass.).

"RF bipolar steam generation ablation device" was invented by Brandon J. Shuman (Kirkland, Wash.) and Peter A. Lambe (Redmond, Wash.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed embodiments include apparatuses, systems, and methods for vaporizing a conductive fluid at or adjacent a reference point. In an illustrative embodiment, an apparatus includes a primary electrode extending to a first distal end positionable adjacent to a reference point and having a first proximal end selectively couplable with a first pole of a power source. The primary electrode defines ...