METHOD FOR SURGICAL TREATMENT OF PERSISTENT EPITHELIAL DEFECTS AND CORNEAL SUBEPITHELIAL FIBROSIS Russian patent published in 2025 - IPC A61F9/07 A61F9/08 A61F2/14 

Abstract RU 2840376 C1

FIELD: medical science.

SUBSTANCE: invention relates to medicine, specifically to ophthalmology. First, Descemet's membrane is separated from the donor corneoscleral disc. Stroma is pneumatised to form an air bubble to separate the pre-Descemet's layer of the required diameter. Filling bladder with dye, excising cornea on edges of detached pre-Descemet's layer. Stripped and coloured pre-Descemet's layer is separated from the stroma. It involves de-epithelisation or excimer laser ablation of recipient’s corneal subepithelial fibrosis. Donor graft of the pre-Descemet's corneal layer is placed in the ablation region. Cornea is covered with a soft contact lens.

EFFECT: invention provides preventing recurrent formation of subepithelial fibrosis.

1 cl, 2 ex

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RU 2 840 376 C1

Authors

Oganesyan Oganes Georgievich

Bagamanova Elza Kamilovna

Gusak Darya Aleksandrovna

Ivanova Anastasiya Vladimirovna

Dates

2025-05-22Published

2024-08-27Filed