ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,440,349, issued on Oct. 14, was assigned to WARSAW ORTHOPEDIC Inc. (Warsaw, Ind.).

"Expandable interbody implant and breakoff screw" was invented by Stanley K. Hayes (Mission Viejo, Calif.) and Robert M. Loke (Memphis, Tenn.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An expandable implant may include an expandable body defined by a superior endplate and an inferior endplate that are hingedly coupled and may be expanded and lordosed. The superior endplate may include a first core having a distal engagement surface and the inferior endplate may include a second core having a proximal engagement surface and a threaded screw aperture. The implant may in...