Double insurance disposable blood taking needle

Abstract

The invention provides a double insurance disposable blood taking needle, which structurally consists of a handle, a safety cap and a needle body, wherein the head end of the handle is connected with the safety cap through a needle neck, the middle of the needle body is in injection molding in the handle, a needle point is processed at one end of the needle body, a needle end is processed at the other end of the needle body, an anti-pulling out structure is processed at the needle end, the needle point penetrates through the needle neck and is hidden in the safety cap, the tail part of the handle is provided with a needle detection hole, the needle end is positioned in the needle detection hole of the tail end of the handle, a blind hole is processed at one end of the safety cap, the diameter of the blind hole is matched with that of the handle, a boss is arranged at the bottom of the blind hole, the needle point is hidden in the boss, a hard cap is arranged at the surface of the boss, a cap lug is arranged at the outer part of the safety cap, the hard cap in the blind hole is an engineering plastic cap, and an auxiliary needle detection hole is also arranged at the middle of the handle. The invention has the following prominent beneficial effects: 1) the double insurance disposable blood taking needle has a simple structure, and is convenient to use; and 2) two methods of capping and needle withdrawal are adopted to prevent secondarily polluting and accidentally damaging the needle point, and the double insurance disposable blood taking needle has the double safety insurance effect.

Description

technical field [0001] The invention relates to the technical field of medical devices, in particular to a double-safe disposable blood collection needle. Background technique [0002] The biggest disadvantage of the blood collection needles in the prior art is poor safety during use. The needle tip of the used blood collection needles is completely exposed, which not only causes secondary environmental pollution, but also has potential dangers of accidental injury and infection to others. At present, there is no good solution. Contents of the invention [0003] The technical task of the present invention is to solve the deficiencies of the prior art and provide a novel double-safe disposable blood collection needle. [0004] The technical solution of the present invention is realized in the following manner. The double insurance disposable blood collection needle is composed of a handle, a safety cap and a needle body. The head of the handle is connected with the safety ...

AI Technical Summary

Problems solved by technology

[0002] The biggest disadvantage of the blood collection needles in the prior art is poor safety during use. The needle tip of the used blood collection needles is completely exposed, which not only causes secondary environmental pollution, but also has the potential danger of accidental injury and infection to others. Currently, there is no good solution

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