Intra-ocular lenses

Details Intra-ocular lenses Intra-ocular lenses

1982-10-18

1983-11-15

Frinks, Ronald L.

A61F 116

Patent

active

044146949

ABSTRACT:
An intra-ocular lens which is formed entirely of a polysulfone plastics material. This material is capable of being worked to produce a lens of optical quality, has a refractive index in excess of 1.55 and is capable of being autoclaved in steam at a temperature in excess of 110.degree. C.

REFERENCES:
patent: 2714721 (1955-08-01), Stone
patent: 2779751 (1957-01-01), Bredereck et al.
patent: 3228741 (1966-01-01), Becker
patent: 4080709 (1978-03-01), Poler
patent: 4164794 (1979-08-01), Spector et al.
"The Choyce Mark VIII and Mark IX Anterior Chamber Implants" by D. P. Choyce, AM Intra-Ocular Implant Soc. J-vol. V., Jul. 1979, pp. 217-221.

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