1. Avoid spicy food and seafood. Generally, after surgery, we should avoid spicy and seafood foods, but should eat something that tonifies qi or blood, such as medlar, tremella and red dates. 2. The key point of prevention is to prevent external injury to the nose, so as not to cause infection. At the same time, pay attention to daily oral cleaning and nursing, prevent infection, enhance nutrition and exercise properly, so as to improve resistance. 3. The nasal packing can be removed within 24-48 hours after orthopedic surgery. You can draw on the right side first and then draw on the other side the next day. 4. If the incision heals well, the stuffing can be removed 5 days after operation. 5. If the mucosal reaction is obvious after intranasal surgery, Huanglian ointment can be thinly applied to the nose after the gauze is removed. 7, abnormal timely go to the hospital for review. Shenzhen Otolaryngology Hospital: "Nasal Endoscopy Technology" combined with "Correction of Nasal Septum"-the best way to treat nasal septum deviation. 1. Safe and fast: automatic identification of diseased tissues with high-intelligence probe, avoiding excessive damage and minimizing side effects. At the same time, an operation only takes a few minutes, which is safe and short, and is conducive to the recovery of patients after operation. It is free from hospitalization. 2. The cartilage of nasal septum is preserved to the greatest extent, and the normal structure and physiological function of nasal septum mucosa are preserved. 3. Combined with the low-temperature ablation system, the treatment process reaches a more precise level, and the peripheral inflammatory parts are ablated, so that the treatment is more thorough and the recovery is faster.