[Features] 

1.Accurate anatomical structure, obvious signs of bone, with foreskin for male;

2.Urethral catheterization , bladder washout and puncture operation;

3.Bladder can be replaced, can inject fluid into bladder to achieve the state of filling; 

4. Confirm the filling of bladder by percussion, puncture training can be repeated, realistic puncture resistance as in real human, there is obvious feeling when the puncture is correct; 

5. Physiological stenosis of urethra, real urethral catheterization operation