Caution 1. As this product is disposable, it should be disposed after use, and reusing of it after resterization is prohibited 2. The product of which individual(unit)packing is opened or broken must not bused as its sterilization can not be guaranteed. 3. In case pricked by a polluted product,people can be infected by various infection diseases. 4. Damaged or bent needle before use must not be used. 5. If any foreign substance is found at the product before use. it muse not be used.