- If the chin is severe, there is a limit to the range of osteotomy removal. However, at the time, I just didn't want to use implants, so it was okay for me to have less correction. However, if I have the money, I would like to have more correction with implants. -The inferior alveolar nerve has been numb for 10 years. If your condition is bad, it feels tighter and stiffer. I think it's because I have chest fat, and I think this is something that can't be done depending on the person's constitution. Now I'm thinking about doing that. But that doesn’t mean the pronunciation is leaky. -This is a side effect that only I know about, but it may cause some permanent disability. This is something that must be taken into consideration in all surgeries.