Osseous genioplasties may require different kind of osteotomies which are controlled bone fractures under precision power oscillating saw action, in order to reshape and resize the chin.
In some cases only one dimension of the chin needs modification, either to increase or to decrease its size and projection plus reshaping it, with or without bone removal or supply.
It is carried out by an intra oral incision near the gum and inside the mouth, allowing the detachment of soft tissues and chin bone exposure.