Suggestion: the cause of hello arrow nose: long nasal septum cartilage or drooping alar cartilage at the tip of nose. The ideal angle between the columella and human is 95- 100 degrees, but the angle of the arrow nose is often less than 90 degrees, and the tip of the nose is too long to droop back and forth. When laughing, because the tip of the nose is muscular, the alar expands to both sides, and the tip of the nose droops to form an arrow shape. This is also the origin of the arrow nose. According to Yixing nose plastic surgery experts, the problem can be solved by arrow nose correction. Arrow nose correction: 1. In the case of nasal process, the method of lowering nasal process and rotating the tip of nose upwards can be adopted. Second, this method is to correct the alar cartilage, cut off a part of the cartilage hanging from the tip of the nose, and then fix this part of cartilage on the nasal septum cartilage to raise the alar. Third, this method is to reduce the cartilage of the nasal septum. The nasal tip was rotated upward by removing part of the cartilage of nasal septum. You can also use this cut cartilage to raise the nose columella, raise the nose and slow down the arrow part of the arrow nose.