超声乳化白内障摘除联合人工晶状体(IOL)植入术使白内障患者获得了良好的视力,但部分患者术后常有眩光、暗视力差等视觉不良症状。近年来,国内外学者将波前像差和对比敏感度用于白内障手术的研究中,通过改良IOL设计,完善手术技术,力争取得更完美的术后视觉效果,并认为将上述技? Phacoemulsification cataract extraction combined with intraocular lens (IOL) implantation cataract patients get good vision, but some patients often have glaucoma, poor visual acuity and poor visual symptoms. In recent years, domestic and foreign scholars have used wavefront aberrations and contrast sensitivity in the study of cataract surgery. By improving the IOL design and perfecting the surgical techniques and striving to obtain more perfect postoperative visual effects, it is considered that the above techniques