Collagen contact lens

Details Collagen contact lens Collagen contact lens

1979-07-09

1981-04-28

Corbin, John K.

Optics: eye examining, vision testing and correcting

Spectacles and eyeglasses

Ophthalmic lenses or blanks

260 8, 2601237, 435273, C07G 700, C08L 8906, G02C 704

Patent

active

042641551

ABSTRACT:
Improved soft contact lenses are made from collagen gels to which water-soluble organic polyhydroxy polymers are added, e.g. mucopolysaccharides, polyvinyl alcohols, etc.

REFERENCES:
patent: 3314861 (1967-04-01), Fujii
patent: 3443261 (1969-05-01), Battista
patent: 3530037 (1970-09-01), Nishihara
patent: 3760045 (1973-09-01), Thiele et al.
patent: 3955012 (1976-05-01), Okamura et al.

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