ALEXANDRIA, Va., May 19 -- United States Patent no. 12,629,450, issued on May 19, was assigned to TETROUS INC. (Sherman Oaks, Calif.).

"Demineralized bone fiber composition for rotator cuff and ACL repair" was invented by Andrew J. Carter (Sherman Oaks, Calif.), Bradley E. Patt (Sherman Oaks, Calif.), Gunnar Andersson (Sherman Oaks, Calif.) and Ian McRury (Sherman Oaks, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A composition and methods thereof include bone fibers made from cortical bone in which a plurality of bone fibers are made into shapes that are used to augment rotator cuff and acl repair. Sheets of bone fibers may be used as an interface between bone and tissue, tendons, and/or ligaments....