winged infusion kit

wing·ed in·fu·sion kit

(wingd in-fyū'zhŭn kit)
A fine-gauge needle with two flexible rubber wings for handling and a short piece of plastic tubing with an adapter instead of a hub; used for IV infusion and phlebotomy, especially in infants; used on a syringe or evacuated tube system for venipunctures. Also known as a butterfly needle.