JPS61127746U

JPS61127746U -

Info

Publication number: JPS61127746U
Application number: JP1248685U
Authority: JP
Priority date: 1985-01-31
Filing date: 1985-01-31
Publication date: 1986-08-11

Description

[Brief explanation of the drawing]

第１図は本考案の一実施例による留置針の外観
斜視図、第２図は同上の組立状態の部分拡大縦断
面図、第３図〜第６図は夫々第１〜第４の変形例
による内針の部分拡大斜視図である。尚図面に用いた符号において、１……内針、５
……外針、１３，２３，３３，４３，５３……小
孔である。 Fig. 1 is an external perspective view of an indwelling needle according to an embodiment of the present invention, Fig. 2 is a partially enlarged vertical sectional view of the same in an assembled state, and Figs. 3 to 6 show first to fourth modifications, respectively. FIG. 3 is a partially enlarged perspective view of the inner needle according to FIG. In addition, in the symbols used in the drawings, 1...inner needle, 5
... Outer needle, 13, 23, 33, 43, 53... Small hole.

Claims

[Claims for Utility Model Registration] An outer needle that is formed into a tube shape that is at least partially bendable and has a socket portion at one end, and an outer needle that has at least a pipe-like tip portion and is configured to be inserted into the outer needle. In the indwelling needle, at least a part of the outer needle is transparent or translucent, and a small hole communicating with the pipe-shaped inner hole of the inner needle is provided on the outer periphery of the inner needle. An indwelling needle, characterized in that the small hole is configured to face the transparent or translucent portion of the outer needle when the inner needle is inserted into the outer needle.