LASIK Using the Alcon Allegretto Wavefront-Guided Excimer Laser vs AMO Visx Wavefront-Guided Excimer Laser
Trial ID or NCT#
NCT01454843
Status
NOT RECRUITING
Purpose
The purpose of the study is to compare the results of LASIK surgery when using Alcon Allegretto wavefront-guided excimer laser system compared to AMO Visx Custom wavefront-guided excimer laser system in patients with nearsightedness with and without astigmatism.
Official Title
A Prospective Eye to Eye Comparison of LASIK Using the Alcon Allegretto Wavefront-Guided Excimer Laser Versus AMO Visx Wavefront-Guided Excimer Laser
Eligibility Criteria
Ages Eligible for Study: 21 Years to 60 Years
Sexes Eligible for Study: All
Accepts Healthy Volunteers: Yes
Inclusion Criteria:
- - Subjects age 21 and older with healthy eyes. - Nearsightedness between -0.50 diopters and -7.00 diopters with or without astigmatism of up to 3.50 diopters.
Exclusion Criteria:
- - Subjects under the age of 21. - Patients with excessively thin corneas. - Patients with topographic evidence of keratoconus. - Patients with ectatic eye disorders. - Patients with autoimmune diseases. - Patients who are pregnant or nursing. - Patients must have similar levels of nearsightedness with or without astigmatism in each eye. - They can not be more than 1.5 diopters of difference between eyes. - Patients must have similar levels of astigmatism in each eye. - They can not have more than 1.5 diopters of difference in nearsightedness or astigmatism between their two eyes.
Investigator(s)
View on ClinicalTrials.gov
