Procedure where you create osteotomy in the posterior body or ramus are then have a 5-7 day latency period, expansion of 1 mm per day and then a consolidation phase of 1 month and removal of the appliance
Distraction Osteogenesis
you insert a little expander on the jaw and turn the key little by little and the device expands and the bone expands 1 mm per day and the bone heals all the time