Photorefractive Keratectomy (PRK) for Hyperopia After Radial Keratotomy
Sponsor
University of Sao Paulo (Other)
Overall Status
Completed
CT.gov ID
NCT00917657
Collaborator
(none)
36
16
Study Details
Study Description
Brief Summary
To assess the efficacy, predictability, stability and safety of corneal wavefront-guided photorefractive keratectomy (PRK) for correcting hyperopia and astigmatism after radial keratotomy (RK).
| Condition or Disease | Intervention/Treatment | Phase |
|---|---|---|
|
N/A |
Study Design
Study Type:
Interventional
Actual Enrollment
:
36 participants
Allocation:
N/A
Intervention Model:
Single Group Assignment
Masking:
None (Open Label)
Primary Purpose:
Treatment
Official Title:
Corneal Wavefront-Guided PRK With Adjunctive Mitomycin-C for the Treatment of Hyperopia After Radial Keratotomy
Study Start Date
:
Feb 1, 2008
Actual Primary Completion Date
:
Jun 1, 2009
Actual Study Completion Date
:
Jun 1, 2009
Outcome Measures
Primary Outcome Measures
Eligibility Criteria
Criteria
Ages Eligible for Study:
30 Years
to 70 Years
Sexes Eligible for Study:
All
Accepts Healthy Volunteers:
No
Inclusion Criteria:
-
Hyperopia or hyperopic astigmatism with spherical equivalent of up to + 9,25 D and astigmatism of up to - 4,5 D;
-
Uncorrected Visual Acuity of 20/40 or worse;
-
Best-Corrected Visual Acuity of 20/60 or better.
Exclusion Criteria:
-
Systemic or ocular conditions that could bias results
-
Previous photorefractive surgery
Contacts and Locations
Locations
No locations specified.Sponsors and Collaborators
- University of Sao Paulo
Investigators
None specified.Study Documents (Full-Text)
None provided.More Information
Publications
None provided.Responsible Party:
,
,
ClinicalTrials.gov Identifier:
NCT00917657
Other Study ID Numbers:
- 1183/07
First Posted:
Jun 10, 2009
Last Update Posted:
Jun 10, 2009
Last Verified:
Jun 1, 2009
Keywords provided by ,
,
Additional relevant MeSH terms: