ALEXANDRIA, Va., July 15 -- United States Patent no. 12,661,155, issued on June 23, was assigned to Medos International Sarl (Le Locle, Switzerland).
"Selectively locking polyaxial screw" was invented by Christopher Mickiewicz (Bridgewater, Mass.), Alec Manson (Boston) and Ellen Roberts (Mendon, Mass.).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure generally relates to pedicle screws that can selectively lock polyaxial motion of a receiver head with a locking cap. The locking cap can allow locking of the polyaxial motion of the receiver member relative to the spherical head of the bone shank without having a rod placed in the rod slot of the receiver member. This can enable placement of...