ALEXANDRIA, Va., Nov. 6 -- United States Patent no. 12,458,729, issued on Nov. 4, was assigned to Just Medical Devices (Tianjin) Co. Ltd. (Tianjin, China).

"Oxide layer-containing zirconium-niobium alloy tibial plateau prosthesis having bone trabecula and preparation method" was invented by Lu Liu (Tianjin, China), Yu Cao (Tianjin, China), Jianyu Li (Tianjin, China), Jingkang Zhang (Tianjin, China) and Hongxiu Zhou (Tianjin, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure discloses a tibial plateau prosthesis with trabeculae containing zirconium-niobium alloy on oxidation layer and a preparation method thereof. The preparation method uses zirconium niobium alloy powder as raw mate...