Rib cartilage rhinoplasty is harmless to the body. This one from the Wall has given the relevant answer. He said that autologous cartilage rhinoplasty is a very good method for rhinoplasty. The materials used in the operation are mainly cartilage taken from one's own body parts, which are mostly used in ear cartilage, nasal septum cartilage and costal cartilage, so nose pad is a method of rhinoplasty. Autologous cartilage rhinoplasty will not be rejected and has no toxic or side effects, so it is regarded as a safe material. Generally used for beauty lovers who can't accept foreign body rhinoplasty after saddle nose and artificial prosthesis rejection. Autologous cartilage rhinoplasty incision in the nose is subtle and exquisite, leaving no scars, and its appearance is more natural and realistic. Generally speaking, it is harmless.