Patent ID: 7569035

Claim:
An automatic injector comprising: a housing having a rearward end and a forward end; a seal structure disposed toward the forward end of said housing; a cartridge contained within said housing; a charge of medicament contained in said cartridge; a plunger normally disposed in a generally rearward end of said cartridge and movable through said cartridge toward a generally forward end thereof in response to an actuating procedure, said movable plunger rearwardly confining said medicament within said cartridge; a needle normally disposed within said housing, said needle being projectable from the forward end of said housing through said seal structure, said needle being communicable with said medicament so that movement of said plunger through said cartridge forces said medicament through said needle and into the flesh of an individual in response to said predetermined actuating procedure, said needle comprising: a hollow rigid tubing having a cylindrical wall, the cylindrical wall having an inner surface and outer surface; a lumen opening having a front pointed portion comprising a lancet shaped tip having a facet grinding at an angle, said tip bent in a curve directed toward a longitudinal axis of said cylindrical wall so as to shield the entire cross section of said lumen opening, said cross section of said lumen opening perpendicular to a longitudinal axis of said hollow rigid tubing, said tip comprising primary and secondary facets, said secondary facets ground at an angle at the inner surface of the needle; and a releasable energy source releasable in response to said predetermined actuating procedure to project said needle from the forward end of the housing and slidingly drive said plunger through said cartridge in sealed relation to expel said medicament through said needle and into the flesh of an individual.