Objective To investigate the effect of small incision ECCE and IOL implantation for hypermature cataract.

摘要目的探讨过熟期白切口囊外摘出人工晶状体入手术方法，减少并发症，提。

In the period of ectatic cataract,mature cataract or hypermature cataract,the relevant ratio of ultrasonography is 100%.

膨胀期、成熟期、过熟期超声的检出率可达到100%。