MEDICAL DEVICE

摘要

A medical device having a hollow body whose inner surfaces can be in contact with each other when it is deformed and where the inner surfaces are prevented from being secured to each other. The medical device has the hollow body (60) whose inner surfaces can be in contact with each other when it is deformed, and the hollow body (60) has uneven sections (70) formed on those portions of the inner surfaces that can be in contact with each other.