ALEXANDRIA, Va., Nov. 3 -- United States Patent no. 12,778,398, issued on Nov. 3, was assigned to OLYMPUS Corp. (Tokyo).

"Insertion device" was invented by Takuto Yoshinaga (Hachioji, Japan), Tsukasa Ota (Hachioji, Japan) and Xiongwei Wang (Hachioji, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "An insertion device includes: a tube having a first hole extending along a longitudinal axis of an insertion portion inserted into a subject and a second hole communicating with the first hole; and a frame member covering a periphery of an opening of the second hole formed on an outer peripheral surface of the tube, wherein the frame member includes a forceps channel which includes a first conduit including a ...