Huamonte F U, Liang J C
Arch Ophthalmol. 1981 Jan;99(1):154. doi: 10.1001/archopht.1981.03930010156024.
A sustained-grip, pressure-release, cross-action forceps was developed to obtain firm and steady holding of the contact lens during vitrectomy surgery. For use in conjunction with the forceps, a plano-concave fundus contact lens has been modified by having a circular groove cut around it.