| 摘要 |
PROBLEM TO BE SOLVED: To provide a lure tip that is fitted to the tip of a prefilled syringe filled which a pharmaceutical in advance, and that can prevent the engagement of the lure tip with the base of a needle from loosening after a needle is fitted into a prefilled syringe and can prevent an injection from leaking out from the needle. SOLUTION: A recess 8 is formed in the outer periphery of the tip side portion 6 contacting the inside periphery of the base 74 of a needle 70. When the tip side portion is fitted into the needle base, a clearance is formed by the recess between the inside periphery of the needle base and the outer periphery of the tip side portion, and the inside 92 and the outside 94 of the connection 90 between the needle base and the lure tip 2 are continuously connected through the clearance. A projection or a notch may be provided in place of a recess. |
