人工晶体眼后发性白内障的手术治疗

Surgery for after cataract of eye lens

目的探讨囊袋内人工晶体植入术后，后发性白内障的手术治疗方法及效果。方法对42例46眼白内障超声乳化囊袋内人工晶体植入之后发性白内障，分为后囊机化混浊组和珍珠样混浊组。分别采用在表面麻醉下行后囊膜切开和后囊膜抛光手术，术后随访4～22个月（平均8个月）。结果术后视力均好于术前，并达到或超过了白内障超声乳化人工晶体植入术后有记录的最好视力。46眼中38眼（82．6％）术后最好视力（含矫正）达0．5以上。无一例感染发生。结论表面麻醉下手术处理后发性白内障安全、可靠，疗效确切。

Objective To investigate surgery treatment of cataract after intraocular lens implantation. Method 42 patients with cataract after phaeoemulsification and intraocular lens implantation were divided into turbidity of pearl-like group and mixed group, which were treated with open posterior capsular and polished posterior capsular surgery, respec- tively. The patients were followed up for 4 to 22 months. Results The postoperative visual acuity were better than that before operation, and met or exceeded cataract phacoemulsification and intraocular lens implantation after the best visual record. 38 eyes of 46 182.6 percent） after the best visual acuity （with correction） of 0. 5 or more. There was no case with infection. Conclusion It is safe, reliable and effective of surface anesthesia for surgery after cataract.