Simple Psychological Interventions and Cryoanalgesia

Patients who received cryoanalgesia: patients subjects underwent arterial puncture. patients in the intervention group had a small plastic bag filled with 12 oz of crushed ice applied to the radial artery puncture site for 3 min (timed with a stopwatch) without external compression or massage.

Psychological interventions using verbal signals of the impending procedure, music distraction, visual distraction, and breathing interventions be used during arterial puncture in adults

No intervention deliver routine care