Rib cartilage ultrasonic rhinoplasty to be exact.
The rib cartilage is not difficult to remove. However, it may be difficult to rebuild the cartilage after it has been removed.
Ethnic Rhinoplasty, Revision surgery is always more difficult than primary rhinoplasty. See an experienced plastic surgeon that specializes in only faces and averages about 100 rhinoplasties every year. See the video and good luck!