ALEXANDRIA, Va., Oct. 27 -- United States Patent no. 12,773,253, issued on Oct. 27, was assigned to Boston Scientific Scimed Inc. (Maple Grove, Minn.).

"Vapor ablation systems and methods" was invented by Roger Noel Hastings (Naples, Fla.), Michael Hoey (Shoreview, Minn.), Steven Carlson (St. Paul, Minn.) and Matthew Byrne (Maple Grove, Minn.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A vapor delivery system and method is provided that includes a number of features. In one embodiment, a method comprises inserting a vapor delivery needle into tissue of a patient, activating a flow of vapor from a vapor generator through vapor delivery ports of the vapor delivery needle to cause condensed liquid to exit va...