Wavefront Analisys and Contrast Sensitivity of Spherical and Aspherical Intraocular Lenses

October 25, 2006 updated by: Federal University of São Paulo

Wavefront Analisys and Contrast Sensitivity of Spherical and Aspherical

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)

Study Overview

Status

Completed

Conditions

Intervention / Treatment

Study Type

Interventional

Phase

  • Phase 4

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

  • Brazil
    • SP
      • Sao Paulo, SP, Brazil, 04044-020
        • Federal University of São Paulo

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

50 years to 80 years (Adult, Older Adult)

Accepts Healthy Volunteers

Yes

Genders Eligible for Study

All

Description

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

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: Treatment
  • Allocation: Randomized
  • Interventional Model: Parallel Assignment
  • Masking: Double

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Sponsor

Federal University of São Paulo

Investigators

  • Study Director: Paulo Schor, MD, UNIFESP - EPM

Publications and helpful links

The person responsible for entering information about the study voluntarily provides these publications. These may be about anything related to the study.

General Publications

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start

September 1, 2005

Study Completion

June 1, 2006

Study Registration Dates

First Submitted

June 30, 2006

First Submitted That Met QC Criteria

June 30, 2006

First Posted (Estimate)

July 4, 2006

Study Record Updates

Last Update Posted (Estimate)

October 26, 2006

Last Update Submitted That Met QC Criteria

October 25, 2006

Last Verified

March 1, 2006

More Information

Terms related to this study

Additional Relevant MeSH Terms

Other Study ID Numbers

  • CEP012/06

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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