To discuss the opportunity,method and complication of re operation to treat flat anterior chamber with hypotony after filtering s urgery of glaucoma.

目的探讨因抗外引流手后低压性浅前房或无前房(下称浅前房)的再手时机、手方法及后并发症。

The effect of implantation is similar to that of cyclodialysis; howeer, the shunt proides sufficient flow resistance to eliminate the risk of hypotony.

移植的效果和睫状体分离似；然而，金微管提供了足够的流动抗性来减少张力减退的风险。