In routine extracapsular cataract extraction ( ecce ) , we occasionally may encounter a condition that the zonule around 12 o ' clock direction disrupted with prolapse of a small porion of vitreous during the nucleus being milked out and not delivered yet 作者利用动物模式提出在囊外白内障手术中,晶体核挤出时,因轮部切口较小,以至尚未挤出晶体核,即发生十二点钟方向品体?带断裂合并部分玻璃体膨出的情况下,如何在尽量减少玻璃体进一步伤害下顺利挤出晶体核,并植入后房人工水晶体。