auto disable syringe for immunization (fixed needle)
specification: 0.05ml, 0.5ml and 1ml
material:made of medical grade pp
certificate: fda, who pqs, ce, iso13485 certificate
sterile:by eo gas
after injection, the needle will retract into barrel to avoid reuse and prevent patient and doctors being stabbed by needle.
a. fix the needle and then take off protective cap
b. suck liquid
c. vent the air
d. begin to inject to zero line after enter into body
e. pull out syringe from body and the needle will be retracted into the barrel
f. break out the plunger and then the syringe reach safety destroy.