Myopia Progressing
Conditions
Keywords
myopia
Brief summary
This study aims to evaluate the effectiveness of lenses with 3D Designed Defocus in controlling the progression of myopia in children and adolescents, and to explore the feasibility of effective design, and apply personalized frame lenses for myopia prevention and control.
Interventions
DEVICEDefocus Lenses
Defocus Lenses on Myopia Control
Sponsors
Shanghai Eye Disease Prevention and Treatment Center
Study design
Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
PREVENTION
Masking
QUADRUPLE (Subject, Caregiver, Investigator, Outcomes Assessor)
Eligibility
Sex/Gender
ALL
Age
6 Years to 14 Years
Healthy volunteers
Yes
Inclusion criteria
Age: 6-14 years old; After using 1% cyclohexanone hydrochloride eye drops (Saifeijie) for ciliary muscle paralysis, binocular spherical power were within -0.40D\ -4.00D, binocular cylinder power ≤ 1.50D, the anisometropia is ≤ 1.50D, the progression of myopia in the past year is greater than 0.5D, the best corrected far vision is at least 4.8, and the near vision is at least 5.0; Within 3 months, the myopia prevention and control methods such as multifocal glasses, orthokeratology, defocusing flexible glasses, progressive glasses, atropine eye drops, red light and acupuncture and moxibustion treatment were not used; The subject has a willingness to receive treatment and an informed consent form is signed by their legal guardian.
Exclusion criteria
\-
Design outcomes
Primary
| Measure | Time frame | Description |
|---|---|---|
| Subjective refraction equivalent spherical | 12 months | Subjective refraction equivalent spherical |
Secondary
| Measure | Time frame | Description |
|---|---|---|
| Axial length | 12 months | Axial length |
| Choroidal thickness | 12 months | Choroidal thickness |
Countries
China
Outcome results
None listed