The surface of the cornea gets lifted with a special device, the laser treatment will take place and after that the surface of the cornea will be put back, just like a 'living' contact lens. This is a treatment method that was invented and developed by Prof. Dr. Pallikaris. EPI-LASIK is an alternative for PRK or LASIK and is suitable for patients with a thing cornea surface. This treatment method is only performed by World Eye Centers and by a small amount of centres in other countries. This technique protects the cornea surface.