A butterfly needle is a device used to access a vein for drawing blood or giving medications. Some medical professionals call a butterfly needle a “winged infusion set” or a “scalp vein set.” The set ...

Please Note: Blog posts are not selected, edited or screened by Seeking Alpha editors. Venipuncture is the process of Blood Collection through venous access. This can be done by intravenous ...

Phlebotomy refers to drawing blood from a person’s vein with a needle. Lab tests on blood samples are important as they measure different blood components and provide information that can lead to a ...