ALEXANDRIA, Va., Jan. 20 -- United States Patent no. 12,527,671, issued on Jan. 20, was assigned to Globus Medical Inc. (Audubon, Pa.).

"Articulating expandable intervertebral implant" was invented by Mark Weiman (Downingtown, Pa.) and John Matthews (San Diego).

According to the abstract* released by the U.S. Patent & Trademark Office: "A spacer for separating bones of a joint includes a frame and a carriage. The carriage has ramped surfaces, and is slideably moveable in relation to the frame. A screw support is moveably connected to the frame to form a changeable angular orientation with respect to the frame. An actuating screw is supported by the screw support, and is connected to the carriage to cause the carriage to slideably move in ...