Patent ID: 6752783
Filing Date: 2004-06-22
Classification: A61M

Abstract:
A safety device for syringes, comprising:a sleeve having a first passage defined therethrough and a connection portion extending from a first end of the sleeve, an inward shoulder defined in an inner periphery of the first passage and the connection portion communicating with the first passage of the sleeve, a plurality of grooves defined in the inner periphery of the first passage and located at a second end of the sleeve, a plurality of protrusions extending inward from the inner periphery of the first passage of the sleeve; a connection member movably received in the first passage of the sleeve and having a base at a first end of the connection member, a second passage defined through the connection member, a tubular wall extending from the first end of the connection member and the base enclosed by the tubular wall, a skirt extending from an outer periphery of the tubular wall and a plurality of pawls splitting from the skirt, a first end of the connection member adapted to be connected to the barrel, and a needle assembly having a needle hub which is mounted to the base and securely engaged with the tubular wall, a needle extending from the needle hub and a cap removably mounted to the needle hub.