Geometric volume control corneal refractive therapy contact lens

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11774779
APP PUB NO 20230103752A1
SERIAL NO

17616154

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Abstract

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A contact lens for treating myopia of an eye of a patient comprises an anterior surface; and a posterior surface having a semi-meridian defining: a central compression zone to contact the pretreatment cornea, a volume control zone peripheral to the central compression zone, a secondary compression zone to contact the pretreatment cornea, wherein the secondary compression zone is peripheral to the volume control zone, a peripheral relief zone peripheral to the secondary compression zone, a landing zone to contact the pretreatment cornea, wherein the landing zone is peripheral to the peripheral relief zone, and an edge terminus peripheral to the landing zone.

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Patent Owner(s)

Patent OwnerAddress
SHENYANG KANGENDE MEDICAL SCIENCE AND TECHNOLOGY CO LTDROOM 606 NO 39-1 CHUANGXIN 2 ROAD CHINA (LIAONING) PILOT FREE TRADE ZONE SHENYANG LIAONING 110002

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Legerton, Jerome A Jupiter, US 68 1450
Liu, Jidong Shanghai, CN 17 10

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