ALEXANDRIA, Va., July 15 -- United States Patent no. 12,661,156, issued on June 23, was assigned to Ortho Inventions LLC (Palm Beach Gardens, Fla.).

"Offset polyaxial ball and socket fastener" was invented by Greg Lentner (Maumee, Ohio) and John E. Hammill Sr. (Maumee, Ohio).

According to the abstract* released by the U.S. Patent & Trademark Office: "A bottom loading fastening system that consists of the polyaxial ball and socket joint used in conjunction with an anchoring bone screw. The system allows attachment of a connector assembly having an offset angular shape for anchoring a connecting rod. The spherical ball connector using a locking ring positioned in a locking ring slot. Upon installation, the locking ring is moved to a ring co...