Intra-ocular lens

Details Intra-ocular lens Intra-ocular lens

1990-10-29

1991-09-17

Frinks, Ronald

Prosthesis (i.e., artificial body members), parts thereof, or ai

Eye prosthesis

Intraocular lens

A61F 216

Patent

active

050491563

ABSTRACT:
An intra-ocular lens comprising a lens part and a fixing part for fixing the lens part in an eye, the lens part comprising a colorless and transparent polyimide containing at least one of repeating units represented by formulae (I) to (IV): ##STR1## wherein X.sub.1 represents ##STR2## X.sub.2 represents ##STR3## X.sub.3 represents ##STR4## Further, the lens part and the fixing part may be integrally molded together, if desired.

REFERENCES:
patent: 3959350 (1976-05-01), Rogers
patent: 4450593 (1984-05-01), Poler
patent: 4601720 (1986-02-01), Sinskey
patent: 4612361 (1986-09-01), Peters
patent: 4725277 (1988-02-01), Bissonette
patent: 4955900 (1990-09-01), Higashi et al.

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