hypodermic syringe while i don t have an answer for you i reckon blaise pascal is generally credited with inventing the syringe per se i don t know much about the needles however i do know of a southwest virginia country doctor who some thrity or more years ago invented patented used and sold a syringe hypodermic needle combination that retracted injected with the flip of a trigger then retracted giving a near painless injection the fellow was dr daniel gabriel and it was termed the gabriel somebody else syringe did you come across that one plastic disposable syringes came onto the market about that time and his product went by the wayside to my knowledge
