myopia
Conditions
Interventions
Orthokeratology Lenses group:none
Sponsors
Changsha Aier Eye Hospital
Eligibility
Sex/Gender
All
Age
8 Years to 14 Years
Inclusion criteria
Inclusion criteria: 1.The research subjects are children and adolescents aged 8 to 14 with myopia; 2.Myopia refractive power: equivalent spherical power: -0.50 D to -6.00 D; 3.Corneal curvature, corneal diameter, and biological measurement parameters meet the fitting standards for OK lenses; 4.There are no other organic eye diseases or systemic immune or metabolic diseases; 5.Before the study, informed consent forms (signed by the guardians) were signed and the participants were willing to cooperate in long-term follow-up.
Exclusion criteria
Exclusion criteria: 1.Abnormal refractive status: hyperopia, mixed astigmatism or high astigmatism (astigmatism > 1.50 D); 2.Active ocular infections, inflammation, dry eye syndrome or abnormal corneal epithelial integrity; 3.Abnormal ocular structures such as corneal dystrophy, keratoconus, abnormal intraocular pressure, etc.; 4.Previous refractive surgery or other interventional myopia control treatments; 5.Possible relocation during the study period or inability to complete long-term follow-up; 6.Genetic metabolic disease history or familial eye diseases (such as glaucoma, retinopathy, etc.); 7.Individuals who are unwilling to cooperate with genetic testing or behavioral monitoring.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| increase in axial length (mm);peripheral refractive defocus change;eye behavior indicators;genetic parameters;refractive status change (D); | — |
Secondary
| Measure | Time frame |
|---|---|
| corneal morphology;pupil diameter;Withdrawal rate and compliance monitoring;Abnormal warning indicators of biomechanical changes;Incidence of serious adverse events; | — |
Countries
China
Contacts
Public ContactYuanfang Yang
Changsha Aier Eye Hospital
Outcome results
None listed