[Features]
1.lifelike external genitalia
2.Clitoris,meatus urinarius and Vaginal opening can be seen when separate the labia minora
3.relative position of the pelvis and bladder can be observed through transparent pubis, pelvic position is fixed, the position of the bladder can be observed and the angle of the catheter. 
4.insert the catheter resistance and pressure similar to the real human body
5.practice the various steps the catheter, can observed from the outside the balloon catheter dilation and expansion of catheter placement.
6.clinical criteria can be used double-cavity tube or three-cavity tube, the formation of the genitals can be raised 60 ° angle with the abdomen, reflecting the three curved three narrow
7.catheter inserted correctly, the "urine" will be out.