Objective To evaluate the effect of phacoemulsification and intraocular lens implantation with topical anesthesia in out patients department.Methods Phacoemulsification and intraocular lens implantation were performed successively in 132 patients(157 eyes) with topical anesthesia.Results Phacoemulsification and intraocular lens implantation were successfully performed in 152 eyes(96.8%)with topical anesthesia and 5 eyes(3 2%)need retrobulbar anesthesia additionally.The visual acuity and complications after operation in the topical anesthesia were the same as that performed previously under retrobular anesthesia.Conclusions Phacoemulsification and intraocular lens implantation may be performed with topical anesthesia through scleral tunnel incision.It is convenient for us to perform the operations on the out patient patients with cataract.