42 "eLASEK" is a laser vision procedure using a solution to loosen the corneal cap; thus, allowing the cap to be turned back for excimer laser pulses Other vision correction procedures are-- Laser in-Situ Keratomileusis (LASIK), Photorefractive Keratectomy (PRK), Radial Keratotomy (RK), and Astigmatic Keratotomy (AK)