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

摘要目的探讨过熟障小切口囊外摘出人工晶状体入手术方法，减少并发症，提高疗。

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

、成熟、过熟超声的检出率可达到100%。