ALEXANDRIA, Va., June 9 -- United States Patent no. 12,285,232, issued on April 29, was assigned to INTUITIVE SURGICAL OPERATIONS INC. (Sunnyvale, Calif.).

"Cable tensioning in a robotic surgical system" was invented by Roman L. Devengenzo (San Jose, Calif.), Thomas G. Cooper (Menlo Park, Calif.) and Todd R. Solomon (San Jose, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A cable tensioning system of a surgical system comprises a base, an arm, and a moveable idler pulley rotatably coupled to a first end of the arm and positioned between a first pulley system and a second pulley system. A closed loop cable drive extends between the first pulley system and the second pulley system, and the closed loop ...