1. Simple and reasonable design, easy to operate, irrespective of hand size. 2. Small stitched wound , avoid injury to epidermal tissue again and quick speed of sewing up during the operation. 3. Clear stapler body allows visability of the staples remaining¡¨º¬help minimize waste 4. Shorten time for operaton and decrease the pain for patients , good wound matching and healing, small surgical scar, and no pain for removing. 5. Disposable steriled products, cheap and avoid the cross infection of many contagious diseases. Avoid cross-infection effectively.