在生产劳动和日常生活中,飞扬的尘土、沙粒、谷壳、草籽及玻璃、金属碎屑等,都可能溅入眼内。眼腈里有了这些异物,会很不舒服,许多人便用手揉擦,想把它挤出来,结果往往适得其反,把本来附在表面的异物揉进眼组织里去了。有的异物带有大量细菌,揉擦会造成角膜感染;有的因大片眼组织被擦伤,形成了溃疡;有的异物在眼内还可能产生化学反应,导致眼组织严重损害。 In production and daily life, flying dust, sand, chaff, grass seeds and glass, metal debris, etc., may splash into the eyes. There are these foreign bodies in the eye nitrile will be very uncomfortable, many people rub their hands, want to squeeze it out, the result is often counterproductive, the original foreign body has been attached to the surface into the eye tissue went. Some foreign body with a large number of bacteria, rubbing will cause corneal infection; some due to large tracts of eye tissue was scratched, forming an ulcer; some foreign body may also have chemical reactions within the eye, leading to serious damage to the eye tissue.