Hypodermic

Tom was given an injection with a hypodermic needle.

Do you know how to use a hypodermic needle?

The detective found a used hypodermic needle at the crime scene.

Please safely dispose of hypodermic needles.

Which means that at the moment Raven entered her, a very small hypodermic needle slipped imperceptibly into the engorged frontal vein of his penis, automatically shooting a cocktail of powerful narcotics and depressants into his bloodstream.