FIELD: medicine.;SUBSTANCE: invention refers to medicine, namely to ophthalmology, and can be used to prevent dehydration of a corneal flap accompanying LASIK procedure for various abnormal refractions. That is ensured by placing a microswab after the stage of corneal flap formation is completed from the flap inside. The microswab 6-7×2-3 mm is wetted with a balanced solution . The microswab is laid between two halves of the flap folded in half in parallel with its base.;EFFECT: method provides the adequate hydration of the corneal flap and its protection against the laser light in the environment of limited surgical field that in turn prevents formation of micro-edges, low-quality reduction and disturbed adaptation of the flap edges.;1 ex, 2 dwg
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