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 ...

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 ...

LONDON, March 21, 2017 /PRNewswire/ -- Venipuncture is the procedure of collecting blood from veins for diagnostic purposes. Procedures considered for the study only include venipuncture procedures ...