results 88% patients used syringe needle continuously more than 6 times. insulin syringe needle was used repeatedly.
结果88%的糖尿病患者连续使用注射针头>6次,超常时间、重复使用胰岛素注射针头的问题突出;
when injection of an inner plunger of the refill of the pen insulin syringe stops, the convex plunger is tallied with the top of a refill bottle and fills the whole space.
当笔式胰岛素注射器笔芯内柱塞推注到终止时,凸型柱塞与笔芯瓶顶部相吻合,充满整个空间。
the invention relates to a piston in a pen-type insulin syringe pen core, belonging to the field of mechanical appliances.