Covidien LP

Takashi Tanaka

Motonori Watanabe

Masashige Hori

A catheter with a valve is disclosed that allows smooth flow of a solution in-both when a solution is flowing from the inside of a catheter towards the outside of a catheter and when a solution is flowing from the outside of a catheter towards the inside of a catheter. The catheter includes a tubular bodymade of an elastic and flexible synthetic resin material and is equipped with a valve having a slitpassing through the outer surfaceof the tubular body. The catheter is also provided with the movable wallsunken towards the inside of the tubular bodyat an end tip member regionof the tubular body. The location where the movable wallexists has a structure with differences in hardness in the thickness direction of the tubular body

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Shizuoka Prefecture, Japan

Takashi Tanaka