refractive error
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: (1) After informing the clinical trial plan and its advantages and disadvantages, the patient can volunteer and cooperate with the examination and undergo surgery; (2) The gender is not limited, the age is 18-40 years old, and the refractive status is stable for more than 2 years.
Exclusion criteria
Exclusion criteria: (1) Pregnant women and lactating women; (2) Those who are allergic to topical anesthetics; (3) Have organic diseases of the eye such as corneal disease, glaucoma, ocular trauma, conjunctivitis, uveitis, ocular trauma, etc.; Have a history of ocular surgery; (4) Systemic autoimmune patients; (5) Long-term oral antipsychotic drugs or patients with depression, anxiety, sleep disorders.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Corneal Modulus; | — |
Countries
China
Contacts
Guangdong Provincial People's Hospital