US 12,268,652 B2
Method for preventing or limiting progression of myopia
Alessandro Filippo, Varmo (IT)
Assigned to Cataltheia Group, Inc., Wilmington, DE (US)
Filed by Cataltheia Group, Inc., Wilmington, DE (US)
Filed on Jul. 10, 2023, as Appl. No. 18/219,979.
Application 18/219,979 is a continuation of application No. 17/057,171, previously published as PCT/IB2019/054016, filed on May 15, 2019.
Claims priority of application No. 102018000005599 (IT), filed on May 22, 2018.
Prior Publication US 2023/0350231 A1, Nov. 2, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. A61F 9/00 (2006.01); A61H 35/02 (2006.01); G02C 7/04 (2006.01)
CPC A61H 35/02 (2013.01) [A61F 9/0008 (2013.01); G02C 7/047 (2013.01); G02C 7/049 (2013.01); G02C 2202/24 (2013.01)] 8 Claims
OG exemplary drawing
 
1. A method comprising:
providing a soft contact lens comprising:
a solid polymeric component, which is provided for conferring shape and structure on the contact lens; and
a liquid component, provided for preventing or limiting progression of myopia, which is distributed in the solid component, and which comprises tyrosine at a concentration between 1 and 200 mg/L and which further comprises an effective quantity of regulating compounds for regulating rheological properties of the liquid component, the regulating compounds comprising hyaluronic acid or a salt thereof or a polysaccharide, wherein the polysaccharide is galacto xyloglucan, which is extracted from tamarind seeds (TSP); and
putting the soft contact lens on an eye of a patient so as to apply the liquid component on the eye.