ALEXANDRIA, Va., March 31 -- United States Patent no. 12,589,014, issued on March 31, was assigned to Artio Medical Inc. (Prairie Village, Kan.).

"Expandable body device and method of use" was invented by F. Nicholas Franano (Olathe, Kan.) and Katherine Stephenson (Los Gatos, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed herein are medical devices comprising a single-lobed, thin-walled, expandable body ("ballstent" or "blockstent") and a flexible, elongated delivery device ("delivery catheter") and systems and methods of use for treating saccular vascular aneurysms and methods of use for occluding segments of blood vessels and other biological conduits.Expandable bodies comprising gold, pla...