Status:
UNKNOWN
Reading Quality in Three Different Patient Groups
Lead Sponsor:
Prim. Prof. Dr. Oliver Findl, MBA
Conditions:
Pseudophakia
Eligibility:
All Genders
21-110 years
Phase:
NA
Brief Summary
Influence of different ophthalmic conditions after cataract surgery (extended range of vision IOL (EROV) with micromonovision, minimonovision with standard IOL and single focus distance vision with st...
Detailed Description
Reading is a complex function. It requires a proper retinal image that is received by the brain. There it is analyzed for letter and word recognition and then the semantics is detected. Reading speed ...
Eligibility Criteria
Inclusion
- Age 21 and older
- Written informed consent
- Extended range of vision group: Patients with EROV intraocular lenses and a best-corrected Snellen VA above 0.7 in the weaker eye. Furthermore, the VA of the better eye has to be at least 0.8 (uncorrected visual acuity) and the difference between the eyes should be between 0.5D and 1D)
- Minimonovision standard IOL group: Patients with monofocal intraocular lenses and a best-corrected Snellen VA above 0.7 in the weaker eye. Furthermore, the VA of the better eye has to be at least 0.8 (uncorrected visual acuity) and the difference between the eyes should be between 0.75D and 1.50D)
- Single focus distance vision group: Patients with monofocal intraocular lenses and a best-corrected Snellen VA above 0.7 in the weaker eye. Furthermore, the VA of the better eye has to be at least 0.8 (uncorrected visual acuity) and both eyes should have a spherical equivalent between +0.25D and -0.5D
- Maximum of allowed Cylinder: +0.75D
- Fluent in German
Exclusion
- Opacities, such as corneal scars
- In case of pregnancy (pregnancy test will be taken preoperatively in women of reproductive age)
Key Trial Info
Start Date :
January 1 2017
Trial Type :
INTERVENTIONAL
Allocation :
ESTIMATED
End Date :
January 1 2022
Estimated Enrollment :
45 Patients enrolled
Trial Details
Trial ID
NCT03751241
Start Date
January 1 2017
End Date
January 1 2022
Last Update
February 27 2019
Active Locations (1)
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1
Vienna Institute for Research in Ocular Surgery (VIROS)
Vienna, Austria, 1140