ALEXANDRIA, Va., Sept. 3 -- United States Patent no. 12,402,954, issued on Sept. 2, was assigned to SMITH & NEPHEW ORTHOPAEDICS AG (Zug, Switzerland), SMITH & NEPHEW INC. (Memphis, Tenn.) and SMITH & NEPHEW ASIA PACIFIC PTE. Ltd. (Singapore).

"Methods for optical tracking and surface acquisition in surgical environments and devices thereof" was invented by Gaetan Marti (Le Mont-sur-Lausanne, Switzerland), Maurice Halg (Savigny, Switzerland) and Ranjith Steve Sivagnanaselvam (Moudon, Switzerland).

According to the abstract* released by the U.S. Patent & Trademark Office: "A computer assisted system is disclosed that includes an optical tracking system and one or more computing devices. The optical tracking system includes an RGB sensor and...