Determine Venipuncture Site Accessibility

What is the phlebotomy method based on?

the condition of the patient’s veins, age, skin conditions, and overall health. Overall method chosen should be the one that is most appropriate for each patient that has greatest chance for successful collection

Preferred vein withing antecubital space is which vein and why?

median cubital vein because it causes less pain and least likely to roll during procedure

Other strong vein alternatives?

cephalic and basilic veins

If the veins in anticubital space are inaccessible which areas are also optional

hand, wrist, and foot

What is the risk of preforming blood draws from the foot?

Deep vein thrombosis (DVT)

Most systems reccomended for healthy adults

evacuated needle system

When drawing from hand or small/thin veins

butterfly method

when drawing only a small amount of blood from a pt with limited options for draw site

needle syringe system

When a vein is highly visible but do not have a bounce to them they should be …

avoided because veins always have a bouncy feel

When applying the tourniquet it’ll impair blood flow which does what?

promote successful phlebotomy

Leaving tourniquet on longer than 1 min can cause hemoconcentration which is what?

An increase of formed elements of the blood and a decrease of fluid content

Check with patient regarding possible restrictions due to

fistulas, ports, or mastectomy which side with these conditions should be avoided for blood draw

Avoid sites with

scar tissue, injuries, burns, or wounds

With loss of venous sufficiency veins are..

prone to roll meaning the needle pushes the vein over then puncturing as intended

When veins lose elasticity they are

fragile and easily damaged by venipuncture