Venesection n. : The act or operation of opening a vein for letting blood; bloodletting; phlebotomy.

Example:


Taxonomy
needle, blood, Venipuncture, blood cultures, BD Vacutainer, vein, butterfly needle, vacuum tubes, syringe, sleeve, tube, bottles, free encyclopedia, phlebotomist, blood sample, isopropyl alcohol, vacuum, stops.

Defination from the web:
Venesection) Jump to: navigation, search. This article does not cite any references or sources. ... Venipuncture using the BD Vacutainer system. This picture shows a multiple-use BD Vacutainer device that is no longer used. ...