ALEXANDRIA, Va., Nov. 11 -- United States Patent no. 12,465,195, issued on Nov. 11, was assigned to Olympus Medical Systems Corp. (Tokyo).

"Attachment, endoscope system, and method for performing suction by endoscope" was invented by Kei Sekiya (Sagamihara, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A suction attachment includes a plug including a plug conduit, a first tube including a first conduit having a first end portion and a second end portion, a second tube having a second conduit including a third end portion and a fourth end portion, and a pressure regulator including a body with an interior cavity, a first opening, a second opening, and an actuator. The pressure regulator is connected to...