Sliding genioplasty - is incision and gum numbness a permanent and expected side effect of this procedure?

There is no need to repeat the previous jaw surgery. A sliding genioplasty will give you more chin projection. In men, I typically advance the chin a minimum of 5 mm and usually 7-9 mm. A 3 mm advancement is generally insignificant. The chin can simultaneously be lengthened.

Fixing your asymmetry will involve many different parts. First off, this is not caused by side sleeping, but was actually due to your positioning in the uterus before you were born. As for treating this, I would recommend a cheek implant on the right side, to balance it out with the left. Then...

Depending on how much of a reduction you are looking for (desired outcome), you may be able to obtain that with just chin/jawline contouring. This procedure essentially shaves down the bone and can contour a more defined shape. However there is a limit to how much can be removed. If you are...

A genioplasty would not effect your bite, although if you go through with the procedure, you may need to leave your trays out for a day or two. You have a recessed chin, but a genioplasty would allow for your chin to be brought forward and angled in a way that would bring more balance to your...

It is harder to give you a better answer without any photos to go on but you can have a genioplasty without making your jaw wider. Jawline contouring may also be an option if you are looking to slim your face. Most people are candidates for buccal fat removal as well but it differs from person...

Dynamic changes such as smiling are difficult to treat. Sometimes botox injections are used to improve unwanted dynamic changes. In your case, the photos appear to show a prominent chin and a short lower facial height. Without the benefit of seeing your complete photo, you would likely benefit...