Corneal Asphericity Adjustment (Q Adjustment) in Myopic and Hyperopic Patients Undergoing Refractive Correction With Excimer Laser
Sponsor
Democritus University of Thrace (Other)
Overall Status
Completed
CT.gov ID
NCT01296867
Collaborator
(none)
36
38
Study Details
Study Description
Brief Summary
To study the postoperative results in myopic and hyperopic eyes treated with two different laser ablation algorithms (STD and F-CAT), both FDA approved.
Study Design
Study Type:
Observational
Actual Enrollment
:
36 participants
Observational Model:
Cohort
Time Perspective:
Prospective
Study Start Date
:
Mar 1, 2006
Actual Primary Completion Date
:
Mar 1, 2009
Actual Study Completion Date
:
May 1, 2009
Outcome Measures
Primary Outcome Measures
Eligibility Criteria
Criteria
Ages Eligible for Study:
N/A
and Older
Sexes Eligible for Study:
All
Accepts Healthy Volunteers:
Yes
Inclusion Criteria:
-
Myopic and hyperopic eyes eligible for LASIK or PRK refractive correction
-
Central corneal thickness more than 500 micrometers
Exclusion Criteria:
-
Topographies of less than 55% of successful total sampled area and eyes exhibiting asphericity variations, in either the horizontal or the vertical axis, greater than 0.2
-
Corneal scarring
-
Cataract surgery
-
Corneal ulceration
-
Topographical abnormalities
Contacts and Locations
Locations
No locations specified.Sponsors and Collaborators
- Democritus University of Thrace
Investigators
None specified.Study Documents (Full-Text)
None provided.More Information
Publications
None provided.Responsible Party:
,
,
ClinicalTrials.gov Identifier:
NCT01296867
Other Study ID Numbers:
- Q-value
First Posted:
Feb 16, 2011
Last Update Posted:
Feb 16, 2011
Last Verified:
Feb 1, 2011
Keywords provided by ,
,
Additional relevant MeSH terms: