Micro sculpting literally means tiny sculpting, which refers to the use of minimally invasive methods of plastic surgery on the face to achieve facial lifting, depression filling and other effects. For example, protein threads can be used to lift both sides of the face upward or backward or injections of autologous fat or hyaluronic acid can be used to fill in lines and so on. Although the damage of this surgery is relatively small, it is an invasive operation, and there are several possibilities for damage to the face: 1. Infection, because it is an invasive operation, there is a possibility that bacteria and viruses in the air or on the surface of the skin may be brought into the skin, which may cause local infection, and patients may have symptoms of redness, swelling, heat and pain, and need oral antibiotics for treatment. 2. Bleeding and bruising under the skin, invasive The operation may damage the blood vessels under the skin. If the blood vessels are relatively small, the treatment manifests in subcutaneous bruising, and if the blood vessels are slightly larger, it may cause subcutaneous hematoma.