critical care medicine
How To Do Radial Artery Cannulation
Tips and Tricks for Radial Artery Cannulation
Avoid pushing too hard on the artery while palpating the pulse during needle insertion; doing so may compress the artery and make it harder to cannulate. Some arterial lines are sensitive to wrist position; be alert to changes in the pressure and/or waveform with patient movement. The wrist may need to be immobilized in the most satisfactory position. 