Auto-retractable needle safety syringe
Includes syringe barrel, hollow plunger and safety device. The safety device located in the forepart of the barrel comprises needle, spring and needle hub with a groove so as to retain the needle hub and spring in the forepart of the barrel during use. Upon completion of the injection, fully pressed plunger can activate the safety device, then the needle and spring will retract automatically into hollow plunger under the influence of the spring.
Safety mechanism that engages automatically once the syringe is totally empty
Operates like standard syringes (no additional steps or time needed)