ALEXANDRIA, Va., July 9 -- United States Patent no. 12,350,520, issued on July 8, was assigned to JIANGSU RAYER MEDICAL TECHNOLOGY Co. LTD. (Wuxi, China).

"Radiotherapy system based on multi-isocenter" was invented by Dongshan Fu (Wuxi, China), Lujun An (Wuxi, China), Zhenyu Gu (Wuxi, China) and Shanda Ma (Wuxi, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A radiotherapy system based on multi-isocenter includes an accelerator and a three-sequence image-guided positioning system. The three-sequence image-guided positioning system includes multiple low-level image-guided positioning systems corresponding to a low-level treatment center and a high-level image-guided positioning system corresponding to a...