An effect that affects the appearance. Finger punching is a surgical tool, which is often used to adjust bone structure or change facial features in cosmetic surgery. The choice of punching angle will also affect the result of plastic surgery. Plastic boxing from different angles can change bones or facial features to varying degrees. By properly choosing the angle, the plastic surgeon can adjust and shape the facial contour, nose, mandible and other parts according to the needs and expectations of patients, so as to achieve the ideal appearance effect.