ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,440,241, issued on Oct. 14, was assigned to Stryker European Operations Ltd. (Carrigtwohill, Ireland).

"Controller module for strut adjustment" was invented by Chulho Pak (Mahwah, N.J.), Subash K. Mannanal (Mahwah, N.J.), Peter Sterrantino (Palisades Park, N.J.), Noah Roberson (Mahwah, N.J.), Anup Kumar (Gurgaon, India) and Andrew J. Nelson (New City, N.Y.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An external fixation system may include first and second fixation rings and a plurality of adjustable length struts. Each adjustable length strut may have two joints, a rod, a tube, and an actuator configured to drive the rod axially relative to the tube ...