眼内异物常导致视力严重障碍。因此及时而准确地将眼内异物摘除这是十分重要的。而摘除异物的关键在于准确地判定异物的位置。目前判定异物在眼内位置的方法很多,我们采用角膜缘环标记X线直接定位法感到简便易行,报告如下: Intraocular foreign body often leads to serious vision disorders. Therefore, timely and accurate removal of intraocular foreign body is very important. The key to removal of foreign objects is to accurately determine the location of foreign objects. At present, there are many ways to determine the location of foreign body in the eye, and we use the direct positioning of corneal limbal ring marks X-ray method is simple and easy, the report is as follows: