Phlebotomy Technician Program Los Angeles
Phlebotomy is a technique in which a needle is temporarily inserted into a vein to provide venous access for venous blood sampling. Veins have a three-layered wall composed of an internal endothelium surrounded by a thin layer of muscle fibers, which in turn is surrounded by a layer of connective tissue. Phlebotomy technicians collect blood from patients and prepare the samples for testing. Most work in hospitals and clinics, but some collect blood for donation purposes. Phlebotomy technicians are important members of the health care team and often need to explain the blood-drawing procedure and put patients at ease. Identification of the optimal site for venous access involves both visual and tactile evaluation. After applying a venous tourniquet, the physician should inspect and palpate potential sites, starting with the non-dominant extremity. On palpation, the vein should be soft and bouncy, it should refill after being depressed, and it ideally should be well supported by the su...