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Clinical Trials/NCT06037850
NCT06037850
Completed
Not Applicable

Clinical Trial of Orthokeratology Lens (MCOK-01)

Menicon Co., Ltd.3 sites in 1 country390 target enrollmentJuly 29, 2022
ConditionsMyopia

Overview

Phase
Not Applicable
Intervention
Not specified
Conditions
Myopia
Sponsor
Menicon Co., Ltd.
Enrollment
390
Locations
3
Primary Endpoint
Axial length
Status
Completed
Last Updated
last year

Overview

Brief Summary

A prospective, multicenter, randomized, controlled clinical trial of orthokeratology lens

Detailed Description

The test product is the orthokeratology lens, and the control product is a commercially available orthokeratology lens. The number of enrolled subjects is 390, and clinical observation is performed for 12 months.

Registry
clinicaltrials.gov
Start Date
July 29, 2022
End Date
October 31, 2024
Last Updated
last year
Study Type
Interventional
Study Design
Parallel
Sex
All

Investigators

Responsible Party
Sponsor

Eligibility Criteria

Inclusion Criteria

  • Patients with myopia and myopic astigmatism
  • Those who are not willing to wear glasses in daily life
  • Fully understand of the purpose of the clinical trial and agree to sign the informed consent form to participate in clinical trials, based on his/her willingness
  • Those who can visit the institution on scheduled dates
  • Those who can receive guidance and tests as required by the investigator
  • Those who fully understand and follow the instructions of the lenses for this clinical trial

Exclusion Criteria

  • \<At screening\>
  • Best corrected vision acuity of less than 0.8 with spectacles
  • Subjective refraction test shows spherical power greater than -6.00D,less than -0.50D or astigmatism greater than 1.5D
  • Patients in need of treatment for eye disease other than refractive error (excluding those receiving artificial tears eye drops due to the wearing of corneal contact lenses)
  • The medical history of intraocular surgery that may affect the effect of wearing the lens for this clinical trial (those with corneal transplantation, Retinal detachment, etc.)
  • The medical history of refractive corneal surgery
  • Those in need of a strength out of the scope of lens for this clinical trial
  • Having eye allergic diseases that may cause disorders in wearing the lenses for this clinical trial
  • All Corneal abnormalities including keratoconus, corneal dystrophy, previous history of ocular herpes infections, acute dry eyes, low corneal endothelial cell counts.
  • Pregnant (judgment according to her known information) or those who plan to become pregnant during clinical trial, or those who are breast feeding

Outcomes

Primary Outcomes

Axial length

Time Frame: 1 year

axial eye length in millimeter measured by MYAH (Topcon) and IOL master (ZEISS)

Refraction

Time Frame: 1 year

spherical and cylinder power in diopter for best corrected visual acuity measured subjectively

Visual acuity

Time Frame: 1 year

uncorrected visual acuity measured using logMAR chart

Secondary Outcomes

  • Adverse Events(1 year)

Study Sites (3)

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