Refractive Error (Myopia)
Conditions
Interventions
Lotrafilcon A:Lotrafilcon A bandage contact lense for one eye after TPRK
Balafilcon A:Balafilcon A bandage contact lense for another eye after TPRK
Sponsors
The Eye Hospital of Wenzhou Medical University
Eligibility
Sex/Gender
All
Inclusion criteria
Inclusion criteria: 1. Patients aged 21 to 35 years old; 2. Patients must have-1.00D to-10.00D of manifest spherical equivalent myopia and less than 1.5D astigmatism;spherical difference between both eyes less than 0.50D, astigmatism difference between both eyes less than 0.50D; 3. Patients conform to the indications of TPRK; 4. Patients' best spectacle corrected visual acuity must be 20/20 or better in each eye; 5. Patients must be able and willing to return for scheduled follow-up examinations for the duration of the study.
Exclusion criteria
Exclusion criteria: 1. Patients conform to contraindication of TPRK; 2. Patients who are participating in other ophthalmic clinical trials during this clinical investigation.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| pain and discomfort;epithelial healing time;visual acurity;contrast sensitivity;conjunctival and limbal redness;lens movement;lens surface deposites;adverse effect; | — |
Countries
China
Contacts
Public ContactShihao Chen
The Refractive Surgery Center, The Eye Hospital of WMU
Outcome results
None listed