ALEXANDRIA, Va., July 21 -- United States Patent no. 12,685,830, issued on July 21, was assigned to INTUITIVE SURGICAL OPERATIONS INC. (Sunnyvale, Calif.).

"Medical gas ducts for medical gas evacuation devices and related systems and methods" was invented by Humphrey W. Chow (Cupertino, Calif.), Adam Klett (Mountain View, Calif.), Daryl Oshatz (Mountain View, Calif.) and John W. Zabinski (Berkeley, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A medical system can include a medical gas duct comprising a first end, a second end opposite the first end, a first opening at the first end of the duct, and a second opening at the second end of the duct. The first opening can be positioned to receive medical...