ALEXANDRIA, Va., Feb. 26 -- United States Patent no. 12,232,973, issued on Feb. 25, was assigned to Moskowitz Family LLC (Rockville, Md.).

"Intervertebral internal screw guide and fixation apparatus including screw lock" was invented by Ahmnon D. Moskowitz (Rockville, Md.), Nathan C. Moskowitz (Rockville, Md.), Mosheh T. Moskowitz (Rockville, Md.) and Pablo A. Valdivia Y. Alvarado (Cambridge, Mass.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A bi-directional fixating transvertebral (BDFT) screw/cage apparatus including an intervertebral cage for maintaining disc height, and a method of inserting the same is provided. The intervertebral cage includes a first internal screw guide and a second internal screw...