Application of Pulse Electrical Stimulation Around Eye in Dry Eye Disease Patients Scheduled for LASEK Surgery

Inclusion Criteria: * Participants must be 19 to 60 years of age, at the time of screening * Those who are scheduled to get LASEK surgery * According to the guidelines for diagnosing dry eye syndrome of Korean Corneal Disease Study Group, those who fall under Grade II or higher * Those with an OSDI score of 13 or higher * A person who has no pregnancy plan during the clinical trial period and has agreed to an effective contraceptive plan for Women of child bearing potential (WOCBP) by a doctor * A person who voluntarily agreed to participate in this clinical trial Exclusion Criteria: Patients who meet any of the exclusion criteria are excluded from this clinical trial. * A person with an uncontrollable systemic chronic disease (diabetes mellitus) * Those who are allergic to drugs such as Fluorescein Solution or ophthalmic anesthetics * In a case where there is a history of receiving ophthalmic surgery known to affect the tear layer within the last 6 months (e.g., Cataract, Pterygium surgery) * A person who takes systemic drugs (e.g., tetracycline derivatives, antihistamine, isotretinoin) * A person who has eyelid diseases or structural abnormalities * A person with acute eye infection or inflammation of the eyeball not related to Meibomian gland dysfunction * A person with abnormalities in the eyelids or eyelashes * A person with an eye condition or ophthalmic disease that is considered unsuitable for surgery (e.g., detachment of the retina, cataract) * Pregnant or lactating women * Those who can't understand or read the consent form of this clinical trial (e.g., illiterate or foreigners) * Any other cases that PI considers hard to participate in this clinical trial (e.g., heart-related problems, seizure, epilepsy. Patients transplanted metal or electronic device in head \& neck. Patient suffering from unknown pain. Patients who are warned not to use our clinical trial device or is prohibited from using it (e.g., pacemaker user).)