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Clinical Trials/NCT00876707
NCT00876707
Completed
Phase 1

Phase 1 Study of Ocular Aberrations and Visual Performance of Eyes Implanted With Three Multifocal Intra-ocular Lenses

University of Sao Paulo1 site in 1 country60 target enrollmentMarch 2009
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ConditionsCataractAstigmatism

Overview

Phase
Phase 1
Intervention
Not specified
Conditions
Cataract
Sponsor
University of Sao Paulo
Enrollment
60
Locations
1
Primary Endpoint
visual acuity, wavefront data and modulation transfer function
Status
Completed
Last Updated
15 years ago
OverviewInvestigatorsEligibility CriteriaOutcomesSitesSimilar Trials

Overview

Brief Summary

The purpose of this study is to determine if differences in the design of multifocal intra-ocular lenses would mean different values of higher-order aberrations and different performance in objective parameters such as modulation transfer function.

Registry
clinicaltrials.gov
Start Date
March 2009
End Date
November 2009
Last Updated
15 years ago
Study Type
Interventional
Study Design
Parallel
Sex
All

Investigators

Eligibility Criteria

Inclusion Criteria

  • •Patients with bilateral visually significant cataract with corneal astigmatism lower than 1.0D

Exclusion Criteria

  • •Any ocular diseases, such as:
  • •corneal opacities or irregularity
  • •amblyopia
  • •anisometropia
  • •retinal abnormality
  • •Surgical complications
  • •IOL decentration greater than 0.4 mm (estimated by retroillumination)
  • •Incomplete follow-up

Outcomes

Primary Outcomes

visual acuity, wavefront data and modulation transfer function

Time Frame: 30, 90 and 120 days after surgery

Secondary Outcomes

  • contrast sensitivity(90 days after surgery)

Study Sites (1)

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