NCT06037850
Completed
Not Applicable
Clinical Trial of Orthokeratology Lens (MCOK-01)
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.
Investigators
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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