2. Stick it on the surface of nasal cartilage, bend and cut with blunt head, and separate at the same time. After reaching the edge of the plow hole, pay attention to the thickness of skin and subcutaneous tissue of the bridge of the nose.
3. The nasal bone is separated from the maxillary nasal process, and all of them are exposed outside the hump.
4. Remove redundant bones, smooth bone files and clean bone chips.
5. If the back of the nose is too wide, chisel or saw off the maxillary nasal process, and the fracture will move closer to the midline.
6. For patients with low nasal tip droop, separate alar cartilage, sew the back of cartilage at the vault, lightly carve several knives to reduce tension to raise the nasal tip, remove part of cartilage, and improve the acute angle formed by nasal columella and upper lip.
7. After hump nose plastic surgery, suture the incision, fix the back of the nose with nasal splint, fill iodoform gauze strips on both sides, and put silicone tube in the middle for ventilation.