Minimally invasive septal correction surgery usually takes about 30 to 40 minutes, with a maximum of one hour. Minimally invasive nasal septum correction surgery is a relatively common surgery in otorhinolaryngology, which is less invasive and relatively simple to operate, so it does not take long. How long it takes is not certain, it depends on the actual situation of the individual, for example, some people will have a more serious curvature of the nasal septum, which will increase the difficulty of the operation, and therefore it will take a longer time. Different surgeons will take different amounts of time to perform the surgery due to different levels of proficiency, and skilled surgeons usually take less time to perform the surgery. For minimally invasive septum correction surgery, you need to find a regular hospital and choose an experienced surgeon to operate, so that there will be less chance of surgical risks and after-effects, and the results will be more ideal, and the wounds should be carefully cared for after the surgery to avoid infections.