• A retractor was developed for the scleral buckling portion of a vitrectomy under the operating microscope. The right-angled handle reduces hand fatigue and keeps the assistant's hand away from the operative field. The nonslotted blade prevents tissue prolapse into the operative field.
Charles S. The Microretinal Retractor. Arch Ophthalmol. 1981;99(7):1252. doi:10.1001/archopht.1981.03930020126015