角膜铁质异物伤后，异物取出较易，但形成的铁锈和锈环取除较难，我们自lop年以来用自制器械在裂隙灯显微镜下进行角膜的铁锈取除，取得了较好效果，至今门诊登记病例共the例421只眼，均为一次手术成功，报告如下。l器械制作采用4k号注射针头做为取锈直针；将4｛号针头于外十处 Corneal foreign body after the injury, foreign body removed more easily, but the rust and rust ring formation is more difficult to remove, since the first lop years with our own equipment in the slit lamp microscope corneal rust removal, and achieved good results, To date, a total of 421 cases of the cases registered in the outpatient department were performed successfully. The report is as follows. l equipment used 4k injection needle as rust straight needle; 4 {needle number in the outer ten