auto disable syringe

Features: 1) Consists of protective cap, injection needle, barrel, plunger, piston, resistant ring and resistant plate 2) Technical requirementsA) Using method is similar with normal disposable syringe B) Position fixing board must not fall off before use 3) Resistant force for puncturing rubber piston, pull off force and plunger broken force are complied with the standard of Q/WYG46-2002 4) Needles can be drawn back into barrel after single use, safety and guarantee for single use Material: Barrel----Made of medical, transparent polypropylene with Plunger stopped ring. Plunger---Made of medical polypropylene. Cannula---Made of Stainless steel AISI 304, the size is According to the ISO Needle Hub---Made of medical grade PVC colored according To ISONeedle Sheath--Made of medical grade transparent PVC or PELubricant-----Silicone oil, medical grade(ISO764 and USP CLASS VI) Graduation----Indelible ink Blister or plastic package: ----Medical grade paper and plastic film. Specification: 1. Sterile, Single use, non-toxic, pyrogen-free. 2. The Barrel is transparent enough to help the user observe the mixture and liquid flow easily. 3. The indelible graduation makes the reading easy. 4. The distance between finger grips and barrel is according to the ISO Standards, it can guarantee an easy grip. 5. Luer slip or luer lock nozzle permits to adapt the needle hub. 6. Sterilized by Ethylene oxide Gas(EOG), according to EN550 standard.