vitrectomy

(vĭ-trĕk′tō-mē)

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[L. vitreus, glassy, + Gr. ektome, excision]
The surgical removal of the vitreous of the eye. The removed vitreous is replaced, usually with gas or liquid. This process is used to treat epiretinal membranes, macular pucker, macular hole, and other disorders of the retina or the vitreous.     

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