应用０．５％利多卡因液眼内麻醉顺利完成３１例白内障囊外摘除联合后房型人工晶体植入术，０．５％利多卡因眼内注射无明显毒性及并发症，我们认为０．５％利多卡因溶液眼内麻醉是白内障手术安全、有效的麻醉方法 Intraocular anesthesia with 0.5% lidocaine solution successfully completed 31 cases of extracapsular cataract extraction combined with posterior chamber intraocular lens implantation, 0.5% lidocaine intraocular injection without obvious toxicity and complications, we think 0. Intraocular anesthesia with 5% lidocaine solution is a safe and effective method of anesthesia for cataract surgery