Myopia
Conditions
Interventions
test group:Modified ICL implantation without viscoelastic injection
control group:Traditional ICL implantation with viscoelastic injection
Sponsors
Shanghai Ninth People's Hospital, Shanghai JiaoTong University School of Medicine
Eligibility
Sex/Gender
All
Age
20 Years to 40 Years
Inclusion criteria
Inclusion criteria: ?Age between 20-40 years old, myopia progress is stable (the number increase in the past year = 0.50D), male or female; ?The degree of myopia is -6.00D~-20.00D; ? Anterior chamber depth =2.8mm, corneal endothelial cell density =2000 cells/mm2; ? Preoperative intraocular pressure <21mmHg; ? The subject himself requested ICL implantation.
Exclusion criteria
Exclusion criteria: ?fundus lesions with high myopia, such as posterior scleral staphyloma, macular schisis, cystoid macular edema, etc. ?Preoperative glaucoma or intraocular pressure higher than 21mmHg caused by various reasons; ?any eye diseases that cannot be operated on, such as corneal endothelial dystrophy, active eye diseases and infections, cataracts, etc. ?any systemic diseases that affect the eyes and cannot perform surgery, such as eye diseases caused by hyperthyroidism, diabetic retinopathy, etc. ?systemic connective tissue diseases or immune diseases, such as multiple sclerosis, systemic lupus erythematosus, etc.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| lens density; | — |
Secondary
| Measure | Time frame |
|---|---|
| uncorrected distance visual acuity;corrected distance visual acuity;Spherical equivalent;endothelial cell density;intraocular pressure;anterior chamber depth;anterior chamber angle;vault;operation time; | — |
Countries
China
Contacts
Public ContactJibo Zhou
Shanghai Ninth People's Hospital, Shanghai JiaoTong University School of Medicine
Outcome results
None listed