1. soft tissue resection of nose and head: in view of the fact that there are not too many soft tissues at the tip of nose, the transverse incision of nasal columella or V-shaped incision is used to remove too many soft tissues.

2. Nasal alar cartilage adduction suture: Nasal alar cartilage was exposed by transverse incision or V-shaped incision of nasal columella, and nasal alar cartilage adduction suture was performed.