1.To measure the palatal vault in buccal area,which may be helpful to make preadjustment of palatal bar.
研究正畸牙段腭弓形态的规律,为临床预成腭杠的制作提供理论基础。
2.Disease from surrounding structures can invade the masticator space via the pterygopalatine fossa, the buccal space immediately anterior to the ramus, the foramen ovale, or by way of direct invasion.