ALEXANDRIA, Va., Jan. 13 -- United States Patent no. 12,521,553, issued on Jan. 13, was assigned to SPR THERAPEUTICS INC. (Cleveland).

"Systems and methods related to the treatment of back pain" was invented by Amorn Wongsarnpigoon (Chapel Hill, N.C.), Maria E. Bennett (Beachwood, Ohio), Joseph W. Boggs (Carrboro, N.C.), John Chae (Strongsville, Ohio) and Michael F. Saulino (Havertown, Pa.).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention reduces pain and improves function long-term in persons with back pain using electrical stimulation in the back. This approach involves an electrical stimulation device including at least one electrode adapted for insertion within an animal body with back...