A. The difference between the two is in how the flap is cut prior to the reshaping of the cornea. IntraLase uses a laser to create the flap in the cornea rather than a blade. While LASIK had been performed successfully for many years with the Microkeratome blade, the IntraLase laser offers the surgeon more control, better flap alignment, and reduced flap complications compared to Microkeratome Lasik.