Corneal inlay with holes

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United States of America Patent

PATENT NO 4624669
SERIAL NO

06654962

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A corneal inlay for implant within the cornea and of a material such as polysulfone or PMMA, including a plurality of small holes or pores to pass nutrients and fluids from the bottom surface layer of the cornea to the top surface layer of the cornea. The holes can be round, the holes can be rectangular in configuration, or the holes can be slits in configuration, preferably small enough so that the holes are not visible to the naked eye. The holes can be particularly slots of a finite width and length, either adjacent to the edges of the inlay or across the surface of the inlay. The holes also provide for breathing and passage of nutrients and fluids, as well as oxygen transmission, between the upper and lower surfaces of the cornea in which the inlay has been implanted.

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Patent Owner(s)

Patent OwnerAddress
GRENDAHL DENNIS T2070 SHORELINE DRIVE ORONO MN 55391

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Grendahl, Dennis T Orono, MN 22 1669

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