| 摘要 |
PROBLEM TO BE SOLVED: To provide a needle-stickable stopper and its manufacturing method, having a small number of component parts, reduced assembly processes, and high productivity. SOLUTION: A diaphragm 12 abutting against an underface 22 of the needle- stickable portion 20, which is a surface to be brought into contact with a liquid, is integrally provided to a cylindrical main body 11 of an outer cylinder 10 and is formed into a substantially H-shaped section. |
