Patent ID: 6277102
Filing Date: 2001-08-21
Classification: A61M

Abstract:
An injection device comprising:a unitary molded body including a cylindrical wall partially defining a syringe chamber for receiving a fluid and a nose assembly having a needle nose, said nose assembly hingedly mounted to said cylindrical wall such that said molded body is pivotal to a position with said nose assembly adjoining the front of said cylindrical wall, the adjoined portions of said nose assembly and said cylindrical wall having a passage formed therethrough for the flow of fluid from said chamber to said needle nose, said needle nose having a front end having an aperture formed therein for the extension of a needle through said needle nose, a back end spaced from said front end, and a skirt joining said front and back ends, said passage being located between said front and back ends of said needle nose such that said passage is concealed by said skirt, said cylindrical wall having at least one open end,a plunger slidably disposed in said chamber for creating positive pressures to cause ejection of a fluid from said chamber, said plunger being insertable into said chamber through said open end of said cylindrical wall,a sheath extending rearwardly from said nose and spaced from said cylindrical wall to partially define a needle housing, anda needle carriage slidably disposed in said needle housing, said needle carriage including a needle for injecting fluid and a needle retainer for holding said needle, said needle carriage being movable to a forward position with said needle extending through said aperture in said front end of said nose.