| 摘要 |
Rovided is an adapter for a syringe, which is coupled to a main body of the syringe including a cylindrical body portion and a tapered injection portion extending from the body portion with a diameter that is less than a diameter of the body portion. The adapter includes: a supporting member comprising a fixing portion, to which a needle maintain member including a needle is detachably coupled, at a side and a screw portion including a self-threading thread that may form a male screw on a surface of the main body of the syringe while rotating to be inserted into the main body of the syringe at the other side, wherein the screw portion is formed of a material having a hardness higher than a hardness of the main body of the syringe, wherein the screw portion is formed as a cylinder having an inner circumferential surface on which the self-threading thread is formed, and a minimum inner diameter of the self-threading thread is less than a minimum outer diameter of the main body of the syringe so that the supporting member may not be escaped from the syringe in an axial direction of the supporting member. |
