After nasal septum surgery, attention to nasal irrigation, behavioral control and reasonable diet can promote recovery. 1. Nasal irrigation: nasal septum surgery will cause some damage to the nasal bone, there is often excessive secretion phenomenon, under the guidance of the doctor, appropriate use of physiological seawater nasal spray or saline nasal irrigation treatment. 2. Behavioral control: patients should pay attention to their own behavioral control after the septum surgery, do not touch the nose, and try to take a flat position when sleeping, so as not to cause pressure on the nose. 3. Reasonable diet: After the surgery, patients should pay attention to diet, mainly light, easy to digest food, try not to eat spicy or stimulating food, such as chili peppers, ginger and so on, so as not to affect the healing. Generally speaking, after the septum surgery, we should standardize the care, during this period, the patient should rest more, to ensure sufficient sleep, and go to the hospital regularly for review.