ALEXANDRIA, Va., Sept. 10 -- United States Patent no. 12,408,954, issued on Sept. 9, was assigned to Medos International Sarl (Le Locle, Switzerland).

"Systems and methods for en bloc derotation of a spinal column" was invented by Peter Gabos (Glen Mills, Pa.), Thomas Runco (Providence, R.I.), Shawn Harris (Dighton, Mass.) and Randal Betz Jr. (Wilmington, Del.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Systems and methods for en bloc derotating a spinal column are provided. In one exemplary embodiment, the method can include manipulating first and second frames coupled respectively to a first set of vertebrae and a second set of vertebrae to derotate the first and second sets of vertebrae relative to one...