Terumo Kabushiki Kaisha

Seiji Yago

Chisato Iwakiri

Naomi Harada

Masami Shimoda

Hideka Kikuchi

Chiharu Sakaguchi

A drug-filled synthetic resin ampule has an ampule body capable of standing by itself and a drug accommodated inside the ampule body. The ampule body has a tip part positioned at an upper part thereof when the ampule body stands by itself, a hollow part having a drug accommodation portion, and a breakable part provided between a lower portion of the tip part and an upper portion of the hollow part. The tip part has pressing portions, for guiding a pressing force applied thereto respectively in a predetermined direction when an operation of breaking the breakable part is performed. The hollow part has a bottom surface part for allowing the ampule body to stand by itself. The bottom surface part has extension portions extended in predetermined directions (X-direction, Y-direction) in which the pressing force applied to the pressing portions respectively is guided when the operation of pressing the pressing portion is performed to break the breakable part.

Growing community of inventors

Sagamihara, Japan

Seiji Yago