Patent ID: 8398608

Claim:
A method for using a hypodermic needle, the method comprising: providing a device, the device comprising: an adapter comprising a proximal end and a distal end, the adapter defining a cavity; a luer member comprising a proximal portion and a distal portion, the luer member defining a fluid conduit; a plunger slidingly mounted on the proximal end of the adapter; and a guard defining a lumen, the guard being selectively engageable with the plunger; withdrawing the plunger to retract the guard into the cavity and over the luer member to expose the distal portion of the luer member and to create a fluid chamber; engaging a hub of the hypodermic needle with the distal portion of the luer member to establish fluid communication between the fluid chamber and the hypodermic needle, via the fluid conduit defined by the luer member, for subsequently expelling a fluid from the fluid chamber and through the hypodermic needle.