At present, the relatively simple way to get rid of the lines in the cosmetic department is to inject hyaluronic acid locally, and there are also autologous fat filling to get rid of the lines. Autologous fat filling is now a procedure often done in the clinic, relatively safe, but if the operation is not appropriate or accidents, some patients can have the following risks: 1, infection: it may be intraoperative or postoperative care is not appropriate, resulting in bacterial contamination, tissue formation of redness, swelling, or abscess, the doctor has to give the appropriate disposal as well as anti-inflammatory; 2, hematoma: the surgical injection of fat will produce a slight destruction of blood vessels, a small amount of bleeding to form bruises, the tissue can usually be completely absorbed. A small amount of bleeding to form bruises, the tissue can usually be completely absorbed. However, if there is more bleeding, a local hematoma may form; 3, embolism: the most serious risk of autologous fat filling surgery is that the fat enters the blood vessels to form an embolism, which may cause tissue necrosis, such as embolism of the ophthalmic artery, intracranial blood vessels, loss of vision, cerebral infarction or even life-threatening. However, this risk is very rare, as long as the procedure is strictly followed, the above situation will not occur. Therefore, it is very important to choose a professional doctor, experienced doctor operation, the chance of risk will be very low; 4, postoperative form: if the fat filling is relatively small, can be in the form of stabilization and then supplement injection. If the fat is overfilled, for the face, it may affect the beauty of the face shape, and you need to do liposuction of the face again to adjust the face shape.