ALEXANDRIA, Va., March 19 -- United States Patent no. 12,251,125, issued on March 18, was assigned to Trytec Co. Ltd. (Oita, Japan).
"Exhaust tool and exhaust system" was invented by Tadaaki Eto (Kagoshima, Japan) and Hiroshi Takezaki (Oita, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An exhaust tool (50) includes: a flexible body portion (51) extending over substantially an entire length of a cylindrical shaft (30, 90) of an incision energy device (e.g., ultrasonic coagulation incision device 10 or electrocautery device 80) having an energy generation portion (32) for incision provided at a tip thereof; a pair of holding portions (52) provided to the body portion (51) and configured to hold the cyl...