虽然近年玻璃体显微手术发展很快,但手术处理后极部视网膜内和视网膜下异物仍有困难,往往需要做视网膜切开才能取出。本文报告2例用可伸出的导管针取出视网膜下非磁性异物而不用做后极部视网膜切开。例1,15岁男孩被弹子枪击伤左眼,造成巩膜穿孔伤。CT报告异物在眼球后壁。巩膜穿孔伤修复后9天,视力0.015,有早期白内障和轻度玻璃体出血,后极部隐约可见异物,超声显示下方视 Although the vitreous microsurgery has developed rapidly in recent years, there are still difficulties in handling the subretinal and subretinal foreign bodies after the operation and often it is necessary to remove the retinal incision. This article reports 2 cases with a removable catheter needle out of subretinal non-magnetic foreign body without the posterior pole retina incision. Example 1, 15-year-old boy was injured by the pinball left eye, causing scleral perforation injury. Foreign body in the CT report on the posterior wall of the eye. Scleral perforation injury 9 days after repair, visual acuity of 0.015, with early cataracts and mild vitreous hemorrhage, the latter part of the vaguely visible foreign body, ultrasound shows the bottom of the visual