Butterfly Needles | 合法醫療器材資訊網

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A butterfly needle, also known as a scalp vein set or winged infusion set, is a device used to draw blood from a vein or deliver intravenous (IV) therapy[1] to a vein. A butterfly needle consists of a very thin needle, two flexible “wings,” a flexible transparent tubing, and a connector.

Butterfly needles have advantages over straight needles when collecting blood or delivering IV fluid or medications. For instance, they allow for more precise placement, particularly in hard-to-access veins. There are cases in which other needles need to be used, though.

This article will review the butterfly needle, instances in which they are used, as well as some advantages and disadvantages to the n...