The design of half-transparent is helpful for showing buttocks muscle, skel- etal structure, nerve and blood system,thus preventing to prick nerve and blood when training.
skeleto-sign is able to be touched to make sure accurate injected position.
Accurate operations of injection are able to make fuid into bag successfully.
Green light is available for accurate injection operations and location;red light and alarnm is available for pricking too deeply or wrong position.
Inward plastic elastomeric materials pourde by stainless steel model is adopted,real texture, durable use and without obvious trace after injection.