Injection ampoule

Claim 1

AN INJECTION AMPOUE COMPRISING A CONTAINER FOR A FLUID TO BE INJECTED, SAID CONTAINER HAVING AN OPEN REAREND, A PISTON DISPOSED INTERIORILY OF SAID CONTAINER AND RECIPROCABLE THEREIN, MEANS COMPRISING A PISTON ROD CONNECTED TO SAID PISTONFOR SELECTIVELY RECIPROCATING SAID PISTON TO INJECT SAID FLUID, MEANS COOPRATIVE WITH SAID ROD FOR SEALING SAID OPEN END, A NECK PROVIDED AT AN END OF SAID CONTAINER OPPOSITE TO SAID END, SAID NECK HAVING AN OUTLET OPENING, A PUNCTURABE SEALING MEMBER COVERING SAID OUTLET OPENING AND SECURED TO SAID NECK, AN EXTENSION MEMBER HAVING A TAPERED OUTER CONFIGURATION SHAPED TO RECEIVE A SOCKET OF A HYPODERMIC NEEDLE, SAID EXTENSION MEMBER HAVING A LATERALLY-EXTENDING FLANGE SEATED ON SAID SEALING MEMBER AND HAVING A LONGITUDINALLY-EXTENDING PASSAGE COAXIAL WITH SAID NECK OPENING, SAID PASSAGE TERMINATING ADJACENT SAID SEALING MEMBER, A SLIDABLE TUBE DISPOSED IN SAID PASSAGE AND MOVABLY HELD FRICTIONALLY THEREIN FOR PENETRATING SAID SEALING MEMBER WHEN AN AXIAL FORCE IS APPLIED TO THE TUBE IN AN AXIAL DIECTION TOWARD THE INTERIOR OF SAID CONTAINER, WHEN A HYPODERMIC NEEDLE IS MOUNTED ON SAID EXTENSION, AND SAID TUBE EXTENDING BEYOND THE OUTER END OF SAID EXTENSION MEMBER TO RECEIVE SAID HYPODERMIC NEEDLE.