Status:
COMPLETED
LASIK Using the Alcon Allegretto Wavefront-Guided Excimer Laser vs AMO Visx Wavefront-Guided Excimer Laser
Lead Sponsor:
Stanford University
Conditions:
Myopia
Astigmatism
Eligibility:
All Genders
21-60 years
Phase:
PHASE4
Brief Summary
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 ...
Detailed Description
The patients will have a comprehensive eye examination once they express an interest in the study. This includes a slit lamp examination of the front of the eye and a dilated fundoscopic examination o...
Eligibility Criteria
Inclusion
- 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
- 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.
Key Trial Info
Start Date :
April 1 2009
Trial Type :
INTERVENTIONAL
Allocation :
ESTIMATED
End Date :
June 23 2012
Estimated Enrollment :
60 Patients enrolled
Trial Details
Trial ID
NCT01454843
Start Date
April 1 2009
End Date
June 23 2012
Last Update
April 11 2022
Active Locations (1)
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1
Byers Eye Institute at Stanford
Palo Alto, California, United States, 94303