Arrangement for a period of residence needle

摘要

PROBLEM TO BE SOLVED: To prevent the kink of a plastic outer needle 1, and to reduce the cost. ;SOLUTION: This indwelling needle comprises (A) the flexible plastic outer needle 1, (B) a fixed wing 2 externally fitted and fixed to a tip part of the outer needle 1, (C) an outer needle-side hub 3 mounted on a basic end part of the outer needle 1, and (D) an inner needle 5 detachably inserted into the outer needle 1 and the outer needle-side hub 3, and having a tip end part projecting forward from the outer needle 1, and a protective tube 4 for preventing the kink of the outer needle 1 is externally fitted between the fixed wing 2 and the outer needle-side hub 3 in the outer needle 1.;COPYRIGHT: (C)2004,JPO