Facial thread lifting technique is mainly done by injecting protein threads into the dermal cells of the human face, thus stimulating cell regeneration and aiding collagen production, which helps to lift the facial lines. This approach can greatly improve the smoothness of facial lines and make the face look smoother and flatter, thus improving facial skin laxity and removing wrinkles. Thread sculpture cosmetic surgery is very effective in tightening the skin, deep lifting and improving double chin, which can rejuvenate the face and make the facial contour more three-dimensional. However, there is still a certain risk of thread sculpture beauty, may be due to the doctor’s technology is not in place, or the individual differences of the candidates, resulting in facial unevenness, stiff expression, and even muscle collapse and other sequelae after the thread sculpture, as follows: 1, postoperative pain: some patients will have numbness and swelling symptoms, is due to the protein thread in the subcutaneous touch the nerve; 2, hematoma: because of the surgical process of injury to the Hematoma: caused by the injury of small blood vessels during the surgery, or the physician does not stop bleeding comprehensively; 3, stiff expression: line sculpture technology is implanted under the skin protein line to tighten the skin, so there will be a period of time after the operation of a foreign body sensation, do exaggerated expression will feel the face stiffness. If it continues to fail to improve, it may be due to the damage to the facial nerve during the operation, and it is necessary to repair the damaged nerve in time; 4, facial unevenness, muscle collapse: it belongs to the more serious after-effects of the protein line buried line, it may be the different depths of the protein line buried line, as well as the applicant’s own body cell regeneration of the nutritional deficiencies and collagen regeneration chaos, so that the repair of the postoperative period is out of control, resulting in necrosis of the dermal layer, resulting in the unevenness of the skin and the collapse of the muscle and other sequelae. The skin may be uneven, muscle collapse and other sequelae.