1.Endoscope and scissors all adopt high quality stainlesssteel material2.Endoscope adopt the German glass,light fiber and light cone3.New optical system,wide angle of field,high resolution4.With direction index,sapphire cover,never abrasion5.The autoclavable endoscopes can be chosen6.Lithotriptoscope PS-1 can be changeable with Storz products7.It is stable to be hold.When the sawteeth Iithotriptoscopemouth is on the 6 position,the handle is on the 4 and 7 position