I want to draw your blood! Well, if you want to draw someone's blood (also known as phlebotomy) this video will show you how to do it. This is a very common thing, especially if you're working as a nurse, nurse's aid, a doctor or even a vet. You'll want to do it right to ensure safety and comfort to your patient. Watch the video and see what it takes to find the vein, insert the needle and get that blood out and into your tube.