Patent ID: 8277424
Filing Date: 2012-10-02
Classification: A61M

Abstract:
1. A needle-less syringe adapter, comprising: a tube having a body having a resilient valve mounted in the cavity of the tube and having a top, a bottom and a chamber defined in the resilient valve and having a piercing conduit formed as a unitary piece and tapered from an intermediate respectively toward top and bottom ends thereof so that an outer surface of the piercing conduit has slope, a top end of the piercing conduit selectively extending out through the top slit, a bottom end of the piercing conduit selectively extending out through the bottom slit, wherein an injection member mounted on the top end of the body of the tube and having a top end, a bottom end and an internal space defined therein, wherein when the needle-less syringe adapter is not used, the top and bottom slits of the resilient valve are closed to seal the injection member and the outlet hole of the tube and the resilient valve encloses the piercing conduit, and a ventilation hole is defined between the tube and injection member so that air in the internal space of the injection member and the cavity of the tube is discharged through the ventilation hole.