Fig. 10From: The efficacy of maxillary protraction protocols with the micro-implant-assisted rapid palatal expander (MARPE) and the novel N2 mini-implant—a finite element studyFrontal view of third principle stresses. a FM [−30°]. b Pal-MI-FM [−30°]. c Ant-MI-FM [−15°]. d Ant-MI-FM [−30°]. e Ant-MI-FM [−45°]. f Ant-MI-FM [+30°]. g Post-MI-FM [−30°]. h Post-MI-FM [−45°]Back to article page