The lower eyelid pouch is an abnormal form of the lower eyelid due to degenerative laxity of the lower eyelid skin, orbicularis oculi, orbital septum, and pathological changes such as displacement and prolapse of orbital fat, resulting in varying degrees of bloating, bulging or sagging of the lower eyelid tissue, shaped like a pouch. It is suitable for young patients who do not have significant laxity of the eye skin and orbicularis muscle. The disadvantage is that the skin cannot be removed and the muscles cannot be tightened. Pre-operative preparation: 1. Two pre-operative tests of routine blood and routine four items (routine HBVAg, HCVAb, HIV, TP check) are required before surgery. 2. If you are taking anticoagulant drugs such as aspirin and Warfarin, you should stop taking them for 2 weeks before surgery. 3.Women need to avoid menstruation period. 4.If there is infection in the eye, treat it first before surgery. Post-operative care: 1. On the day of surgery (1) Immediately after surgery, use your hand to continuously press the eye surgery area, the gauze does not need to be changed frequently, you need to press it for 1 hour in the hospital before going home after surgery, press it as soon as you have time on the road, and continue to press it for 3 hours after going home. (2) After the end of compression you can start cold compress for half a day: apply a layer of gentamycin eye ointment on the incision surface, or wrap a layer of plastic bag outside the ice bag, use an ice bag close to 0°, not too cold to prevent frostbite, 3-5 times, 10 minutes each time. Just keep the incision clean after the cold compress is finished. (3) After 84 hours (about three or four days after surgery), start to apply hot compress, 3-5 times a day, 10 minutes each time, after 5 days you can open and close your eyes more. 2, the affected area within a week after surgery waterproof, three days to avoid eye fatigue (such as prolonged use of computer, look at the phone, etc.) 3, light diet for 3 months, avoid smoking and alcohol, avoid spicy, seafood diet. 4, oral medicine please take according to the instructions. 5.It is better to put the pillow higher when sleeping and resting in bed, so as not to aggravate the wound swelling by low head position. 6.After surgery, you should avoid external impact on the eyes, intense exercise, strong breath-holding and other factors that may cause wound bleeding and hematoma. 7.Avoid low head bending and squatting and breath-holding movements within one week after eye bag surgery to prevent intraorbital bleeding. 8, If the wound bleeds more, please follow up immediately or contact the main surgeon. 9, 2 weeks, 1 month, 3 months, 6 months follow-up, discomfort follow-up.