SYRINGE HAVING DUAL MICRO FILTERS

摘要

The present invention relates to a syringe with two microfilters, which is safely used since the two microfilters are installed respectively to maximize the filtering efficiency of fine fragments released from a vial or an ampulla. The syringe of the present invention comprises a cylinder part; a main body of the syringe having a piston wherein the piston is inserted in the cylinder part; a hub which is connected to the upper end part of the cylinder part; a needle of the syringe wherein one side of the needle of the syringe is connected to the upper end part of the hub; a protective cap including a first part and a second part wherein the first part surrounds the needle of the syringe, and the second part is connected to the hub; a first microfilter which is installed between the cylinder part and the hub; and a second microfilter which is installed in the protective cap.