Methods These cantilever bridges are 3?unit,two abutments and single cantilever pontic,and used for restoring the lost rear teeth,review for 20 cantilever bridges after having been used 2 years.

• 方法:对20例个别后牙游离缺失,且基牙需要冠修复的患者采用后牙单端固定桥修复,并进行平均2年多的随访。