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Toric Orthokeratology - Slowing Eye Elongation

NCT00978692 · Status: COMPLETED · Phase: NA · Type: INTERVENTIONAL · Enrollment: 80

Last updated 2016-02-22

No results posted yet for this study

Summary

The aims of this study are to investigate the effects of ortho-k for astigmatic and myopic reduction and myopic control in children, and the long term effects on corneal curvatures and biomechanics.

Conditions

  • Myopia
  • Astigmatism

Interventions

DEVICE

Toric Orthokeratology lenses

Children wearing toric orthokeratology at night for correcting astigmatism and myopia will be the study group

DEVICE

Single-vision spectacles

Children wearing single-vision spectacles in the daytime for correcting the refractive errors will serve as the control group

Sponsors & Collaborators

  • Menicon Co., Ltd.

    collaborator INDUSTRY

  • The Hong Kong Polytechnic University

    lead OTHER

Principal Investigators

  • Pauline Cho, PhD · The Hong Kong Polytechnic University

Study Design

Allocation
NON_RANDOMIZED
Purpose
TREATMENT
Masking
SINGLE
Model
PARALLEL

Eligibility

Min Age
6 Years
Max Age
12 Years
Sex
ALL
Healthy Volunteers
Yes

Timeline & Regulatory

Start
2008-05-31
Primary Completion
2012-07-31
Completion
2012-12-31

Countries

  • China

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Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT00978692 on ClinicalTrials.gov