Wavefront Analisys and Contrast Sensitivity of Spherical and Aspherical Intraocular Lenses
Sponsor
Federal University of São Paulo (Other)
Overall Status
Completed
CT.gov ID
NCT00347243
Collaborator
(none)
1
9
Study Details
Study Description
Brief Summary
Purpose:To compare visual performance, total and high order wavefront aberrations (coma, spherical aberration and other terms) and contrast sensitivity in eyes implanted with one monofocal aspheric intraocular lens (IOL) and two spherical IOLs (SofPort AO, Soflex,AcrySof®IQ (40 eyes), AcrySof®Natural and AMO®Sensar)
Condition or Disease | Intervention/Treatment | Phase |
---|---|---|
|
Phase 4 |
Study Design
Study Type:
Interventional
Allocation:
Randomized
Intervention Model:
Parallel Assignment
Masking:
Double
Primary Purpose:
Treatment
Official Title:
Wavefront Analisys and Contrast Sensitivity of Spherical and Aspherical
Study Start Date
:
Sep 1, 2005
Study Completion Date
:
Jun 1, 2006
Outcome Measures
Primary Outcome Measures
Eligibility Criteria
Criteria
Ages Eligible for Study:
50 Years
to 80 Years
Sexes Eligible for Study:
All
Accepts Healthy Volunteers:
Yes
Inclusion Criteria:
- Patients with bilateral visually significant senile cataract, corneal astigmatism less than 2.0 diopters and potential acuity meter (PAM) better than 0.2 LogMar
Exclusion Criteria:
- any other ocular diseases, such as corneal opacities or irregularity, dry eye, amblyopia, anisometropia, glaucoma, retinal abnormalities, surgical complications, IOL tilt, decentration (estimated by retro illumination and digital photo) greater than 0.4mm13 or loss of follow-up
Contacts and Locations
Locations
Site | City | State | Country | Postal Code | |
---|---|---|---|---|---|
1 | Federal University of Sao paulo | Sao Paulo | SP | Brazil | 04044-020 |
Sponsors and Collaborators
- Federal University of São Paulo
Investigators
- Study Director: Paulo Schor, MD, UNIFESP - EPM
Study Documents (Full-Text)
None provided.More Information
Publications
None provided.Responsible Party:
,
,
ClinicalTrials.gov Identifier:
NCT00347243
Other Study ID Numbers:
- CEP012/06
First Posted:
Jul 4, 2006
Last Update Posted:
Oct 26, 2006
Last Verified:
Mar 1, 2006