ALEXANDRIA, Va., March 3 -- United States Patent no. 12,564,446, issued on March 3, was assigned to DEPUY IRELAND UNLtd. COMPANY (Ringaskiddy, Ireland).

"Systems and methods for planning and assisting orthopaedic surgical procedures" was invented by Michael J. Rock (Leeds, Great Britain), Alasdair Mercer (Leeds, Great Britain) and David R. Wolfson (Leeds, Great Britain).

According to the abstract* released by the U.S. Patent & Trademark Office: "Systems and methods for planning and assisting orthopaedic surgical procedures include a computer system and a robotic surgical device. The computer system receives a set of target joint space values including a target extension space value and a target flexion space value. The computer system ini...