ALEXANDRIA, Va., March 24 -- United States Patent no. 12,582,533, issued on March 24, was assigned to IMAM ABDULRAHMAN BIN FAISAL UNIVERSITY (Dammam, Saudi Arabia).

"Integrated expandable interbody spacer (IEIS)" was invented by Murad Althobaiti (Dammam, Saudi Arabia), Nasir Ghazi Hariri (Dammam, Saudi Arabia), Sajid Ali (Dammam, Saudi Arabia) and Sultan Alsalmi (Dammam, Saudi Arabia).

According to the abstract* released by the U.S. Patent & Trademark Office: "An expandable interbody spacer including a first endplate and a second endplate, each with an outwardly facing surface, an inner facing surface, and two opposing isosceles-trapezoidal-shaped sidewalls. A motion assembly is located between the opposing sidewalls of both endplates, in...