ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,383,297, issued on Aug. 12, was assigned to TERUMO K.K. (Tokyo).
"Medical device" was invented by Taiga Nakano (Irvine, Calif.), Kosuke Nishio (Irvine, Calif.), Vivian Tran (Irvine, Calif.), Dan Bao (Irvine, Calif.) and Lam Cang (Irvine, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A medical device that cuts an object in a body lumen includes: a drive shaft; a shaft portion connected to the drive shaft; a cutting portion connected to the shaft portion; and first and second bearings that rotatably support the shaft portion. The first bearing has a ring shape, the second bearing has a ring shape and is spaced from a proximal side of the first bea...