The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 30, 2023
Filed:
Nov. 30, 2018
Eyebright Medical Technology (Beijing) Co., Ltd., Beijing, CN;
Zhao Wang, Beijing, CN;
Jiangbing Xie, Beijing, CN;
EYEBRIGHT MEDICAL TECHNOLOGY (BEIJING) CO., LTD., Beijing, CN;
Abstract
The present disclosure relates to an orthokeratology lens which may comprise an inner surface facing a cornea of a human eye when the orthokeratology lens is worn and an outer surface opposite the inner surface, the inner surface comprising a centrally located base are zone, wherein the base arc zone is configured for pressing and shaping an anterior surface of the cornea to have a shape that conforms to the base are zone, wherein the base arc zone comprises two or more regions, at least two of the two or more regions having different radii of curvature. The present disclosure also relates to a method for making orthokeratology lenses.