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Wavefront Analisys and Contrast Sensitivity of Spherical and Aspherical Intraocular Lenses

This study has been completed.
Information provided by:
Federal University of São Paulo Identifier:
First received: June 30, 2006
Last updated: October 25, 2006
Last verified: March 2006
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 Intervention Phase
Procedure: phacoemulsification (cataract surgery)
Phase 4

Study Type: Interventional
Study Design: Allocation: Randomized
Intervention Model: Parallel Assignment
Masking: Double-Blind
Primary Purpose: Treatment
Official Title: Wavefront Analisys and Contrast Sensitivity of Spherical and Aspherical

Resource links provided by NLM:

Further study details as provided by Federal University of São Paulo:

Study Start Date: September 2005
Estimated Study Completion Date: June 2006

Ages Eligible for Study:   50 Years to 80 Years   (Adult, Senior)
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
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Please refer to this study by its identifier: NCT00347243

Federal University of Sao paulo
Sao Paulo, SP, Brazil, 04044-020
Sponsors and Collaborators
Federal University of São Paulo
Study Director: Paulo Schor, MD UNIFESP - EPM
  More Information

Publications: Identifier: NCT00347243     History of Changes
Other Study ID Numbers: CEP012/06
Study First Received: June 30, 2006
Last Updated: October 25, 2006

Additional relevant MeSH terms:
Lens Diseases
Eye Diseases
Signs and Symptoms processed this record on May 22, 2017