1. Scar excision: The scar with the width of 1.5 cm can be completely excised at one time, and the larger scar can be excised by stages. Most scars with good recovery and low tension can be directly removed and repaired, and the postoperative effect is remarkable.

2, grinding: it is to smooth the uneven scars, so that the local re-growth of a more uniform epidermis, this operation is suitable for some small concave scars, such as acne, chickenpox, smallpox after the concave scars.

3, skin and soft tissue expansion: suitable for a wide range of scars, because it can not be directly sutured after resection, it must be covered with nearby or distant tissues. This method has a good effect on eliminating large area scars or functional scars.

4, steroid hormone scar injection: suitable for small and medium-sized hypertrophic scars and postoperative strip hyperplasia.

5, local drug application: the use of scar softening cream, scar enemy and other applications can promote scar softening and absorption, is a non-surgical method to prevent scars.

6. Laser scar removal: Laser is suitable for superficial depressions and hypertrophic scars. When the laser acts on the skin, only the scar on the skin surface is affected by the laser, and other tissues are not affected. The affected scar tissue is rapidly pyrolyzed, gasified, or broken into tiny fragments, which are swallowed by phagocytes in the body and excreted, thus achieving the purpose of calming the scar.

7. Compression therapy: Using elastic bandage and elastic net to cover and compress for one to three months has certain effect on preventing and treating hypertrophic scar.