Using flute-needle, intraocular pick, spade and vitreoretinal forceps, we can separate and peel the proliferative membrane and the posterior cortical vitreous from the retinal surface completely.

• 术中寻找前膜与视网膜之间的潜在性间隙（桥底）或粘连薄弱部位，应用笛形针、视网膜钩、铲、镊等眼内器械，将增生膜和玻璃体后界膜剥离干净。