ALEXANDRIA, Va., June 5 -- United States Patent no. 12,274,487, issued on April 15, was assigned to TERUMO K.K. (Tokyo).
"Medical device" was invented by Yusuke Takahashi (Hadano, Japan), Yukitoshi Kato (Hadano, Japan), Tomoaki Takemura (Kawasaki, Japan) and Nozomu Yamazaki (Hadano, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A medical device is disclosed which can suppress torsion of a wire in a circumferential direction in an expansion body formed using the wire. The medical device includes an elongated shaft portion, and an expansion body disposed in a distal portion of the shaft portion, the expansion body configured to expand contract in a radial direction. The expansion body has wire portions ...