【Featrue】 1. trocar inserting puncture practice of transparent abdominal wall 2. Clear anatomical level, skin tissue has good elasticity, feel is real. Have real feeling block when needle through the skin, after needle through the skin,feeling failed. 3. Through the transparent can observe the whole process of trocar inserting. 4. Can use Verres type to 12 mm various types of trocar inserting.
