本文介绍一种新的巩膜凿孔器,用于对药物治疗无反应的慢性(开角型)单纯性青光眼病例,企图消除一些现代器械所造成的危害。器械说明:图一表示装备好的器械,为一窄的管状筒身,内插入弹簧撞针,其末端为锐刃。外面有一个柄,当拇指压弹簧撞针时可用做手指的支持,筒之下端有一短的延长部分成钩形,筒之下唇薄,有两种大小,1.5×1.5毫米或2.0×1.5毫米。撞针之末端 This article describes a new scleral tunneling device for chronic (open-angle) simple glaucoma that does not respond to medical therapy in an attempt to eliminate the harm caused by some modern instruments. Device Description: Figure 1 shows the equipment is good, as a narrow tubular barrel, inserted into the spring firing pin, the end of the sharp blade. There is a handle on the outside, which can be used as finger support when the thumb pressure spring strikes the needle. The lower end of the barrel has a short extension into a hook shape. The lower lip of the barrel is thin and has two sizes, 1.5 × 1.5 mm or 2.0 × 1.5 mm. The end of the firing pin