Title:
MEDICAL NEEDLE
Document Type and Number:
WIPO Patent Application WO/1991/007196
Kind Code:
A1
Abstract:
This invention relates to a medical needle used for injection, drip infusion, blood sampling, biopsy, puncture, examination, artificial dialysis, indwelling and so forth, and more particularly to a medical needle for one use such as a so-called throwaway injection needle, has as its object the provision of a medical needle covering a wide range of safety before use, during use and after use, and the needle comprises: a needle tube having a sharp point; a supporting-connecting member for supporting the needle tube and connecting the needle tube to another functional member; and a cover member capable of being engaged with the supporting-connecting member, being movable back and forth in the lengthwise direction of the needle tube and capable of covering the point of the needle tube, in which cover member, a semi-stable position and a stable position are provided at a position for covering the point of the needle tube, and, once the cover member fits in the stable position, it cannot move to any other position.
Inventors:
SAITO MASATAKA (JP)
Application Number:
PCT/JP1990/001501
Publication Date:
May 30, 1991
Filing Date:
November 16, 1990
Export Citation:
Assignee:
SAITO MASATAKA (JP)
International Classes:
A61M25/06; A61M5/32; (IPC1-7): A61M5/158; A61M5/32
Foreign References:
| JPH01212561A | 1989-08-25 | |||
| JPS63229062A | 1988-09-22 | |||
| JPH025968A | 1990-01-10 |
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