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Needle Holder is a magnet with a inclined section.At ordinary times,the needles absorbed on the inwall of Needle Holder, in the way avoiding the user’s body from needle stick injuring, and if we want to use the needle,we just need to poke the needle to the lower inwall of Needle Holder.So,in this way the problem of storage box is solved.
Hunan University
ChangSha, China