When performing a venipuncture on a patient with small veins, the best size of needle to use…

➤ How should technique change when performing venipuncture with a 22-gauge?
Adopt a gentle, controlled technique. Warm the site, apply a light tourniquet, stabilize the vein, and insert bevel up at a shallow angle. Collect slowly to prevent vein collapse and hemolysis. Use a butterfly or syringe adapter for better control when needed, and secure the needle to avoid movement.