1. soft tissue resection of nose and head: In view of the fact that there are not many soft tissues at the tip of nose, the transverse incision of nose column or V-shaped incision is used to remove too many soft tissues.
2. Nasal alar cartilage adduction suture: transverse incision or V-shaped incision of nasal columella was used to expose the alar cartilage on both sides, and the alar cartilage was adducted and sutured.