Safety and Effectiveness of Wavefront-Guided LASIK Corrections of Myopic Refractive Errors

Inclusion Criteria:

* 18 years of age or greater
* Best Spectacle Corrected Visual Acuity (BSCVA) of 20/20 or better
* Uncorrected visual acuity (UCVA) of 20/40 or worse
* Less than 0.75D difference between cycloplegic and manifest refraction sphere.
* Demonstration of refractive stability
* Anticipated post-operative stromal bed thickness of at least 250 microns
* Willing and capable of returning for follow-up examinations for the duration of the study.

Exclusion Criteria:

* Women who are pregnant, breast-feeding, or intend to become pregnant over the course of the study
* Concurrent use of topical or systemic medications that may impair healing
* History of any medical conditions that could affect wound healing
* History of prior intraocular or corneal surgery, active ophthalmic disease, or other ocular abnormality
* Evidence of keratoconus, corneal irregularity, or abnormal topography in the operative eye(s)
* Known sensitivity or inappropriate responsiveness to any of the medications used in the post-operative course