Wavefront Analisys and Contrast Sensitivity of Spherical and Aspherical Intraocular Lenses

Wavefront Analisys and Contrast Sensitivity of Spherical and Aspherical

Status

Completed

Phases

Phase 4

Study type

Interventional

Source

ClinicalTrials.gov

Registry ID

NCT00347243

Enrollment

Unknown

Registered

2006-07-04

Start date

2005-09-30

Completion date

2006-06-30

Last updated

2006-10-26

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Cataract, Pseudophakia

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)

Interventions

PROCEDUREphacoemulsification (cataract surgery)

Study design

Allocation

RANDOMIZED

Intervention model

PARALLEL

Primary purpose

TREATMENT

Masking

DOUBLE

Eligibility

Sex/Gender

ALL

Age

50 Years to 80 Years

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

Countries

Brazil

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026