Myopia, Hyperopia and astigmatism
Conditions
Interventions
Group 1:Ray tracing guided treatment
Group 2:Topography Guided treatment
Group 3:Q ajustment surgery
Sponsors
Hangzhou MSK eye hospita
Eligibility
Sex/Gender
All
Age
18 Years to 45 Years
Inclusion criteria
Inclusion criteria: Age = 18 years old, and age = 45 years old; The diopter number is relatively stable; The cornea is clear and healthy. No organic eye lesions, transparent dioptric medium, normal color vision; No history of eye surgery, no history of eye trauma, no history of fundus disease; Anophthalmia and abnormal eye movement; Patients with myopia who do not have other conditions that may affect vision or refractive fluctuations; The best corrected visual acuity before surgery was 1.0. General condition is good; Patients who voluntarily underwent surgery and signed informed consent form were studied.
Exclusion criteria
Exclusion criteria: Corneal cloudiness, macula and leukoplakia; Active eye disease; Contraindications of corneal refractive surgery.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Spherical Equivalent; | — |
Secondary
| Measure | Time frame |
|---|---|
| Astigmatism/Axis;Higher order aberration;Patient satisfaction; | — |
Countries
China
Contacts
Public ContactZhang Jun
Hangzhou MSK Eye Hospital
Outcome results
None listed