Young women who have a long human middle can look more stereotypical and serious, and human middle shortening surgery can change the external image of the patient, making people become cute, lively, young, so that the facial features are compact, the ageing effect is obvious, giving a youthful and lively image, to achieve a rejuvenating effect. However, there are certain risks associated with human midsection shortening surgery, mainly including the following: 1. The external incision may leave a certain amount of scarring. Generally choose to make incisions on the nasal base nasal threshold, but most of the patients recover better, social distance under the basic not easy to find; 2, rebound phenomenon: after surgery in the human middle gradually become longer, the effect is poor; 3, red lip morphology subtle changes: both sides of the corner of the mouth area lifting amplitude excessive, red lips present bow-shaped form, produce the feeling of corner of the mouth sagging; 4, other: such as transient numbness of the skin, red lip local thickening, etc.. To ensure the effect, lip action needs to be reduced within 72 hours after surgery, you can eat, you cannot eat anything too hot and too hard, and ice packs are applied after eating, 2-3 times a day for about 0.5 hours each time. The stitches are removed 7 days after the surgery, and the sutures are redder within 3 months after the removal of the stitches, so it is necessary to avoid light and reduce the time and times of sun exposure. The incision site can be coated with ointment to prevent scar growth, and rich and excessive lip expressions should be reduced within 3 months.