How to Perform a Surface Blood Draw

Step-by-Step Guide

1. 1

   Step 1: Select a small vein

   (Be aware that these sticks are more painful than other locations,)
2. 2

   Step 2: such as one on the back of the hand.

   Use a cotton ball to swab the alcohol onto the skin.
   
   Allow the alcohol to dry before proceeding, otherwise the blood will lose surface tension. , If possible, keep talking to them, or give them something to look at to distract them. , You should have at least one 50microliter glass tube ready (depending on how much blood you plan to take). , The point of the needle should be nearest the skin The needle should enter at a 45 degree angle to the skin.
   
   Only puncture the top part of the vein! ,, Surface tension should draw blood into the tube. ,, Maintain pressure for at least 2 minutes, or until the puncture no longer bleeds. ,
3. 3

   Step 3: Thoroughly clean the area with rubbing alcohol.

4. 4

   Step 4: Tell your patient to look away.

5. 5

   Step 5: Prepare your collection tubes .

6. 6

   Step 6: Puncture the skin using a surface blood draw needle.

7. 7

   Step 7: Wait for a droplet of blood to form on the skin's surface.

8. 8

   Step 8: Touch the tip of your collection tube to the blood drop.

9. 9

   Step 9: Seal the tube by sticking the end into modeling clay.

10. 10

    Step 10: Apply pressure to the puncture with a sterile cotton ball.

11. 11

    Step 11: Swab puncture with more alcohol

12. 12

    Step 12: and apply a sterile band-aid.

Detailed Guide

About the Author