ALEXANDRIA, Va., Nov. 18 -- United States Patent no. 12,471,959, issued on Nov. 18, was assigned to CTL Medical Corp. (Addison, Texas).
"Fixation screw and method" was invented by Sean Suh (Milltown, N.J.), Jon Suh (Ambler, Pa.) and Rob Trezise (Coatesville, Pa.).
According to the abstract* released by the U.S. Patent & Trademark Office: "The invention discloses an improved wedging cage within the sacroiliac (SI) joint and fixation screw(s). The wedging cage is adapted to be positioned between the sacrum and the lilac bone (e.g., the sacroiliac joint), and the wedging cage is effective to receive one or more fixation or axial screws to fasten the wedging cage and secure the wedging cage to the adjacent pelvic bones to provide a combinatio...