For those with blunt nose and excessive nostril deformation, it is best to remove the suture fixation needle on the inner foot of alar cartilage in time; If the skin of the nose changes, the nose mold should be taken out in time and operated again after half a year; If there are scars and granulation hyperplasia, granulation should be scraped off to remove scars. If there is perforation, traction suture can be used, and primary suture is feasible; If the wound is large, skin flap method can be considered for repair.