Deviation of nasal septum often does not occur simply, and it is often accompanied by other nasal diseases, such as turbinate hypertrophy or nasal polyps. The specific surgical procedure needs to be determined according to the bending degree of nasal septum and the accompanying situation. Tongren Hospital carries out minimally invasive technique under nasal endoscope, which has less bleeding and less pain, and can largely preserve the function of nasal septum cartilage. If it is a simple deviation of the nasal septum, the operation cost is about 4000-5000, and according to the individual's specific situation, it needs to be hospitalized for 3-4 months after operation.