Hello, there will be no pain during the operation, there will be slight pain during anesthesia, and there will be some swelling and pain after the anesthetic fails, but they are all within the tolerable range.

It is possible to recover the single eyelid after a long time, but it will not disappear after being cut. However, with the passage of time, the eyelids may become narrow from wide, depending on the physical condition and the thickness of the eyelids.