Simulaids™ IV Training Arm140 146U (Light) & 140 146BU (Dark). This training aid was designed for practice in giving IVs. It permits detailed exercises in venipuncture so that the technique can be mastered on a realistic model before actually administering to patients. The students can palpate the arm, which is made of supple, resilient plastic with a human feel. The vein is located, the needle introduced, and blood is withdrawn or fluid injected. The model can be used