囊袋收缩综合征是自连续环形撕囊技术应用于临床后才被认识的一种现象。它可引起视力下降、眩光、对比敏感度降低以及影响眼底检查等，而容易引起囊袋收缩的疾病又常需密切观察眼底。目前，对其成因尚未完全弄清，临床上也缺乏有效的预防及治疗方法。本文就其产生的原因、危害、防治方法等进行综述。 Pouch contraction syndrome is a phenomenon that has not been recognized since the application of the continuous circumferential capsulorhexis technique in the clinic. It can cause vision loss, glare, reduced contrast sensitivity and affect the fundus examination, etc., and easily lead to diseases of the capsular bag often need close observation of the fundus. At present, its cause has not yet fully understood, but also the lack of effective clinical prevention and treatment. This article summarizes its causes, hazards, prevention methods and so on.