Blood collection techniques
Blood can be collected from antecubital vein on the forearm and finger
It can be collected through syringe and needle / vacuum tube
Venous blood is preferred
Preparation for veinous blood
Steps
Vein should be easily accessible1.
Site should be cleaned with 70% IPA and not touched afterwards2.
tourniquet should be used 3-4 inches above site. Patient should make a fist3.
Hang down the arm and gently slapping the arm also works4.
clean hands and information on tube1.
keep the cap on until used and check the syringe2.
Keep the needle up and puncture the skin n a parallel way3.
appearance of blood on the hub of the needle indicates that needle has successfully
entered the vein
4.
tourniquet should be removed5.
withdraw the piston slowly and apply pressure over the puncture site6.
release the blood inside the receiver and cap it7.
Destroy the needle8.
