英语语法分析

And nd: YAG laser posterior capsulotomy can improve the visual functions of both types of PCO patients.

YAG激光晶状体后囊切开术可以有效改善各种类型PCO患者的视功能。

Objective To observe the morbidity of posterior capsule opacification (PCO) of modified envelope capsulotomy.

目的观察改良信封式截囊后囊混浊的发生率。

METHODS Children performed cataract extraction were divided into integrated posterior capsule group and posterior capsulotomy group.

方法接受白内障摘出术的儿童被分为囊膜切开组和囊膜完整组。