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顺序拔牙是为了缓和将来的拥挤并使牙的再排列变得容易而采取的拔牙方法。特别是近年来由于牙量与骨量不调为主要原因的错(牙合)症状不断增加,此法仍为重要的治疗方法之一。 在顺序拔牙法中,一般选择第一双尖牙,但侧方牙的萌出顺序不固定,由此也有根据病例将第一双尖牙以外的牙作为拔牙对象的。恒牙的拔牙时间多为牙萌出后或已长出牙槽骨但牙仍在龈下者。为此,Dale提出在更早的时间同时拔去第一乳磨牙和未萌出的第一双尖牙。当恒尖牙比恒第一双尖牙先萌出时,拔去乳尖牙及第一乳磨牙,然后拔除第一双尖牙。这对下颌是更有
Sequential tooth extraction is a tooth extraction method that is used to ease future crowding and ease the rearrangement of teeth. Especially in recent years due to the amount of teeth and bone mass is not adjusted as the main reason for the malocclusion symptoms continue to increase, this method is still one of the important treatment. In the order of extraction method, the first choice of the first pair of canine, but the order of the eruption of lateral teeth is not fixed, which also has cases based on the first pair of canine teeth other than extraction as the object. Permanent tooth extraction time for tooth extraction or more teeth have been alveolar bone, but the teeth are still under the gingival. To this end, Dale proposed to remove both the first molars and the first eardrums that were not erupted at an earlier time. When the permanent canine than the first permanent bicuspid first eruption, remove the canine and first molars, and then remove the first pair of canine. This is more for the jaws