Puncture needle

20G21G22G

The product cooperates with the implantable drug delivery device and the infusion device for clinical use, and is used for infusion of drug solution and blood drawing for patients implanted with the device. Special needle tip treatment, sharp needle tip, and easy puncture Damage-free needle tip, the needle tip is bent at a certain angle, so that the blade surface of the needle tip is parallel to the axis of the needle tube, which reduces the "cutting" effect of the cutting edge on the material in the puncture area during the puncture process, which can effectively reduce fragments and avoid blood vessels embolism caused by fragments. The thin wall of the needle tube design, the inner diameter of the needle tube is large, and the flow rate is large; small size, easy to connect with syringe.