ALEXANDRIA, Va., Oct. 27 -- United States Patent no. 12,773,294, issued on Oct. 27, was assigned to Howmedica Osteonics Corp. (Mahwah, N.J.).

"Mixed reality-based screw trajectory guidance" was invented by Vincent Abel Maurice Simoes (Locmaria Plouzane, France), Florence Delphine Muriel Maille (Locmaria Plouzane, France) and Sergii Poltaretskyi (Ependes FR, Switzerland).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method comprises determining, by a surgical assistance system, a potential insertion point on a surface of a bone of a patient; and presenting, by a Mixed Reality (MR) visualization device of the surgical assistance system, an MR scene that includes a virtual trajectory guide, wherein: the virtu...