临床普遍认为:由唇颊舌产生的力量之间的平衡是决定牙位及牙弓形态诸因素之一,以往监测的口周肌压力,多是在受控实验条件下对短时压力变化的记录。但是,短时记录结果不能作为力量平衡的可信指征,而且, Clinical generally believe that: the balance between the power produced by the lip buccal tongue is to determine the dental position and dental arch one of the factors that the past monitoring of perioral muscle pressure, mostly under controlled experimental conditions for short-term pressure changes recording. However, short-term record results can not be used as a credible indicator of balance of power,