Femtosecond laser-assisted intracorneal ring segment implantation(Ferrara Ring) for correction of keratoconus.
Not Applicable
- Conditions
- Keratoconus
- Registration Number
- JPRN-UMIN000023908
- Lead Sponsor
- Keio university school of medicine Department of Ophthalmology
- Brief Summary
Not available
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- Complete: follow-up complete
- Sex
- All
- Target Recruitment
- 5
Inclusion Criteria
Not provided
Exclusion Criteria
A case not to meet the uptake standard mentioned above. There is other ophthalmopathy (including cornea herpes, a cataract, the retina disease) Under the pregnancy The patient whom the explanation of mental abnormality or the doctor cannot understand The special occupation that a refraction cure is not permitted The patient who judged that the medical attendant was inappropriate
Study & Design
- Study Type
- Interventional
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method Visual acuity
- Secondary Outcome Measures
Name Time Method Corneal topography