1984年7～12月,我院对反复引起冠周炎的52例下凳第3阻生磨牙,采取切除盲袋,保留牙神经血管束,移动阻生牙,使它恢复正常解剖位置,即手术复位,疗效满意。现报告如下。临床资料 52例均每人一颗阻生牙。男25例,女27例;年龄最大者35岁,最小者20岁,平均年龄为24.4岁。 From July to December 1984, our hospital treated the third impacted molars of 52 cases with pericoronitis repeatedly and removed blind bladders, retained the neurovascular bundles, moved the impacted teeth and restored the normal anatomic position, that is, Surgical reduction, satisfactory results. The report is as follows. 52 cases of clinical data of each one impacted teeth. 25 males and 27 females; the oldest was 35 years old, the youngest was 20 years old, with an average age of 24.4 years.