A laser ablates the corneal stroma and a hinged flap is created with a keratome.
Has become treatment of choice for many patients with refractory errors such as myopia, hyperopia,and astigmatism.
About 750,000 procedures annually.
95.4% of patients satisfied with results of the procedure.
Complication includes flap dislocation injury.
With astigmatism it reshapes the cornea into a more symmetrical, spherical shape.
Presbyopia not be reversed with Lasik.
In the initial 24 hours after surgery, flap dislocation can occur as a result of mechanical disruption.
The process takes less than 15 minutes, does not require general anesthesia, stitches, or bandaging.
Flat dislocation is uncommon, but may be encountered even years after procedure.
Within 95% of patients are satisfied with the outcome of the surgery.