Features:

1. Be used for insertion and puncture exercise of abdominal wall trochar;

2. Obvious anatomical layer, elastic skin and realistic touch feeling;realistic resistance feeling can be felt as

needle penetrates into the skin, and characteristic of “pop” can be felt when needle has been penetrated into the skin;

3.Observe the whole insertion process of trochar through the transparent base;

4. Insertion with various types of trochar.