ALEXANDRIA, Va., Feb. 19 -- United States Patent no. 12,226,900, issued on Feb. 18, was assigned to Shenzhen Edge Medical Co. Ltd. (Guangdong, China).

"Surgical robot, and control method and control device for robot arm thereof" was invented by Yuanqian Gao (Shenzhen, China) and Guoqiang Ye (Shenzhen, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A surgical robot and a control method and device for a robot arm (21) thereof. The surgical robot includes the robot arm (21) and the control device, the control device is configured for acquiring an external force applied on a power mechanism (22); acquiring an input operating command for task degrees of freedom of the power mechanism (22); combining the tas...