Title:
SYSTEMS, APPARATUS, AND METHODS FOR REGULATING REFRACTIVE ERROR DEVELOPMENT THROUGH THE MODULATION OF PERIPHERAL DISTORTION
Document Type and Number:
WIPO Patent Application WO/2023/279282
Kind Code:
A1
Abstract:
A lens (100, 300, 500, 600, 700, 800, 900, 1000, 1100) is disclosed. The lens (100, 300, 500, 600, 700, 800, 900, 1000, 1100) comprises a central zone (1108) having an optical center (1104) corresponding to the visual axis of an eye of a patient; and a peripheral zone (1102) peripheral to the central zone (1108) and comprising: a first zone (1102a) having a first thickness, and a second zone (1102b) having a second thickness, wherein: the second thickness varies from the first thickness, and a distance from the second zone (1102b) to the optical center (1104) of the central zone (1108) is selected to generate pincushion distortion or barrel distortion in the eye of the patient.
Inventors:
LEGERTON JEROME A (US)
LIU JIDONG (CN)
LIU JIDONG (CN)
Application Number:
PCT/CN2021/104965
Publication Date:
January 12, 2023
Filing Date:
July 07, 2021
Export Citation:
Assignee:
SHENYANG KANGENDE MEDICAL SCIENCE AND TECH CO LTD (CN)
International Classes:
A61F9/00; A61B3/10; G02C7/06
Domestic Patent References:
| WO2021056059A1 | 2021-04-01 | |||
| WO2020229367A1 | 2020-11-19 |
Foreign References:
| US20190302481A1 | 2019-10-03 | |||
| US20070159601A1 | 2007-07-12 | |||
| US20130278887A1 | 2013-10-24 | |||
| US7401922B2 | 2008-07-22 |
Attorney, Agent or Firm:
CCPIT PATENT AND TRADEMARK LAW OFFICE (CN)
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