In recent times, there have been many patients with foreign bodies in the eye, most of whom do not take them seriously and think they will be fine after rubbing their eyes. Many of them come to the clinic with their corneal epithelium already ravaged, and some of them persist until midnight when they can’t stand it anymore and come to the hospital for treatment. Corneal foreign bodies are simple to treat, and can be easily removed with a drop of epi-anesthetic. But when the eye into the foreign body must not repeatedly rub their own eyes, one or two can not come out may be very difficult to take out by themselves. Repeatedly rubbing the eye will only damage the corneal epithelium, causing increased eye pain and photophobia and tearing. If you take unclean paper or towel to wipe the eye is easy to cause infection, the light will prolong the treatment time, the heavy will affect vision. Therefore, once a foreign body enters the eye, you should go to the hospital as soon as possible. In addition, the foreign body in the eye is valuable in the prevention. Whether it is in the construction site, or field farming, or windy travel is best to wear a goggles, so as to ensure that nothing is wrong.