When performing a percutaneous needle puncture of the radial artery, you get only a small spurt of blood. Which of the following is the best action at this time?
a. Slowly withdraw the needle until a pulsa-tile flow fills the syringe.
b. Pull out entirely, use a different angle and then reinsert it.
c. Slowly advance the needle until a pulsatile flow fills the syringe.
d. Repeat the procedure with a fresh blood gas kit.
ANS: A
If you get only a small spurt of blood, the needle has probably passed through the artery. In this situation, slowly withdraw the needle until a pulsatile flow fills the syringe.
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