X-tra is a procedure to make the cornea stronger by increasing the binding force of collagen that composes the cornea using riboflavin(vitamin B) and the Avedro KXL system in laser vision correction surgical procedures.
Autologous serum eye drops are special eye drops made by separating the platelets through centrifugation after collecting the patient's blood. They are highly effective in promoting the healing of minute wounds on the eyeballs by suppressing inflammation.