Fig. 1.

A schematic presentation of assorted vitrectors. Conventionally, different instruments are required to serve different functions. a illustrates conventional scissors for segmentation and delamination, b indicates a cutter to remove the vitreous, and c shows the bimanual incorporation of forceps to lift the membrane and scissors to cut. Nowadays, a small gauge vitrector as shown in d collectively serves the aforementioned purposes. The surgeon is able to cut and aspirate the vitreous, dissect the overlying membrane, and engage tissues by suction all in the same device