ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,544,544, issued on Feb. 10, was assigned to KANEKA Corp. (Osaka, Japan).
"Balloon for balloon catheter" was invented by Masahiro Kojima (Settsu, Japan), Yoshinori Nakano (Settsu, Japan), Masato Tsueda (Settsu, Japan) and Takahisa Hamabuchi (Osaka, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed is a balloon for a balloon catheter that can be easily folded to facilitate insertion into and through a body cavity and prevent elongation of the balloon in the longitudinal axis direction. A balloon satisfies at least one of: (I) a distal tapered part (24) has a first part (610) having an inner protrusion part (61) and a second part (620) not hav...