ALEXANDRIA, Va., July 15 -- United States Patent no. 12,661,518, issued on June 23, was assigned to AFFERA INC. (Newton, Mass.).

"Systems for tissue stimulation and associated methods" was invented by Doron Harlev (Watertown, Mass.), Paul B. Hultz (Watertown, Mass.) and Robert Alan Mest (Long Beach, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Devices, systems, and methods for pacing tissue are disclosed herein. In some embodiments, the devices, systems, and methods position a tip section of a catheter adjacent tissue within an anatomical structure. The tip section is attached to a distal end portion of a catheter shaft, has a maximum radial dimension that is larger than a maximum radial dimension o...