Study of Intraocular Lens Constants for the Intraocular Lens HOYA Vivinex Impress Implanted Eyes
Recruiting
- Conditions
- Cataract
- Registration Number
- jRCT1032240342
- Lead Sponsor
- HOYA CORPORATION
- Brief Summary
Not available
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- Recruiting
- Sex
- All
- Target Recruitment
- 900
Inclusion Criteria
- Patients who are 22 years old or older and who are undergoing cataract extraction with phacoemulsification and aspiration
- Patients who are having XY1-EM implanted
- Patients whose calculated spherical lens power is +6.0 D or higher and +30.0 D or lower
- Patients whose postoperative corrected visual acuity can be expected to be 0.7 or better
- Patients whose preoperative corneal astigmatism is below 1.0 D
- Patients who can be followed-up with after surgery
Exclusion Criteria
- Patients who are having another ophthalmologic surgery within one month after the intraocular lens implantation
- Patients who have a history of refractive surgery
- Patients who have a history of any eye disease or ocular comorbidities that significantly affect their visual function
- Patients who the principal investigator, etc., deems not appropriate as a study subject due to an accompanying general disease or eye disease
Study & Design
- Study Type
- Observational
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method - IOL constant per intraocular lens formula by biometers
- Secondary Outcome Measures
Name Time Method