ALEXANDRIA, Va., Sept. 3 -- United States Patent no. 12,402,958, issued on Sept. 2, was assigned to Mako Surgical Corp. (Weston, Fla.).

"Patella tracking" was invented by Daniel Antonio Perez (Miami), Daniel Rudolf Scholl (Andover, N.J.), Gokce Yildirim (Weehawken, N.J.), Alvin Perez (Ringwood, N.J.), Alex Mclachlan (Hoboken, N.J.), Zenan Zhang (Weston, Fla.) and Geoffrey Westrich (New York).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed herein are a surgical system for patella tracking and a method for selecting a properly-sized patellar implant utilizing the same. The surgical system may include first and second trackers and a patellar tracking system. The first tracker may be configured to contac...