眼科外伤中结角膜异物伤占发病的首位,有人报告为52.6%～82.3%,无论在工农业生产中和生活中都可经常发生,结膜异物伤甚轻,予后良好,而角膜异物则不同,有人报告34%遗有角膜翳。甚者有因感染引起匐行性角膜溃疡和全眼球炎甚失明,这是我们都经验过的。角膜异物伤的危害主要是机械性的擦伤结、角膜组织以及伴有热烧伤和化学伤。 Ocular injury in the corneal epithelial injury accounted for the first place, some reported 52.6% to 82.3%, both in industrial and agricultural production and life can often occur, conjunctival foreign body injury is very light, good after the grant, while the corneal foreign body is different Some people report 34% left corneal loop. It is even worse because of infection caused by atrophic corneal ulcer and all-eye inflammation is very blind, which we have all experienced. Corneal foreign body injuries are mainly mechanical abrasion knot, corneal tissue and accompanied by thermal burns and chemical injuries.