2 Learn How - relex smile http://2learnhow.com/story.php?title=relex-smile SMILE stands for Small Incision Lenticule Extraction. It is a form of laser vision correction which is minimally invasive and does not require the creation of a corneal flap. With SMILE surgery, a laser is used to shape a thin piece of corneal tissue (lenticule) within the layers of the cornea. This lenticule is then removed via a small incision. Mon, 21 Jun 2021 01:11:12 UTC en