ALEXANDRIA, Va., July 14 -- United States Patent no. 12,678,209, issued on July 14, was assigned to Unitron Medical INC. (New Taipei City, Taiwan).

"Method and apparatus for regulating and controlling poly-methylmethacrylate injection by using pressure" was invented by Woei-Chyn Chu (Taipei, Taiwan), Yin-Jiun Tseng (New Taipei City, Taiwan) and William Chu (New Taipei City, Taiwan).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention provides a pressure-guided bone cement injection method and device, comprising an algorithm capable of sensing at least one environmental parameter. It dynamically monitors saturation level of bone cement within the vertebral body of a patient in real-time and act...