Product Description

Made of imported polymer materials, clear layers of skin and muscle, with integrated knee anatomical structure, and manifest body surface symbols

Features:

1.  Can puncture repeatedly, standard puncture sites facilitate to acupuncture and there is realistic feeling when needle inserts into veins

2.  A single valve can inject simulated liquid of bursa mucosa into bursa mucosa repeatedly

3.  Automatic sealing of bursa mucosa

4.  Skin surface can be cleaned by suds