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Warning Infusion Needle / blood taking needle

Warning Infusion Needle

the infusion needle can't be used once being exposed to the air for few minutes.This design have done some- thing on the needle to make the color change gradually after the package being teared.After 2 to 3 minutes,the color will turn to red completely.This color warns that the needle can't be reused,to achieve the goals of using needls standardly and prevent if from reuse.

University

Ningbo Institute of Technology, Zhejiang University

Ningbo Institute of Technology, Zhejiang University
Ningbo,Zhejiang Provinc, China