眼科治疗台上常用药水有荧光素钠、的卡因、狄奥宁、阿托品等。市场有特制的玻璃眼药水瓶和滴管供应、其容量都较大、滴入结膜囊内的药水较多,随着病人瞬目动作,药液容易外溢。实际上在结膜囊内滴入0.02毫升药水即够了,过多造成浪费,有时药水流到面部或弄污病人衣服。为防止药液的污染,特别是绿脓杆菌的污染有必要定期将滴 Commonly used on ophthalmic treatment table with sodium fluorescein, caffeine, Di Aoning, atropine and so on. The market has a special glass eyedropper bottle and dropper supply, its capacity is larger, more drops into the conjunctival sac, with the patient blinking action, the liquid easily spill. In fact, in the conjunctival sac drops 0.02 ml syrup that is enough, too much waste, sometimes syrup flow to the face or dirty patient’s clothes. In order to prevent the contamination of the liquid, especially the contamination of Pseudomonas aeruginosa it is necessary to regularly drop