临床上,常常能遇到这样一些修复病人,他们的口腔内大部分牙齿已经缺失,只留下少数几个还比较健康的牙齿。往往表现为单颌牙弓为全部牙列缺失,而对颌牙弓上还留有几个天然牙。即使有经验的口腔修复医师,面临这种情况有时也会感到困难的。有些医师认为拔除全口余牙再行义齿修复,无论在功能上美观上都较理想,而且临床、技工操作也较方便,故容易收到满意的效果。但大部分医师认为应尽量保留而不要轻易拔除 Clinically, it is common to encounter patients who have been repaired with most of their teeth missing in the mouth, leaving only a handful of still healthy teeth. Often manifested as a single maxillary dentition for the entire dentition is missing, while there are still a few natural teeth on the dental arch. Even experienced dentists can sometimes find it difficult to do this. Some doctors believe that the removal of complete dentures and then rehabilitative dentures, both in terms of functional beauty are more ideal, and clinical, mechanic operation is more convenient, it is easy to receive satisfactory results. However, most doctors believe that they should be kept as far as possible and should not be easily removed