Each patient will receive a spherical IOL in one eye and an aspherical IOL in the fellow eye. The spherical IOL is normally used, the aspherical is not. The IOL's are CE approved.
Conditions
Interventions
Two groups of 30 patients, each group tested with a specific intraocular lens (IOL) type in a spheric and aspheric design. In each patient a spherical IOL is placed in one eye and an aspherical IOL in
Sponsors
University Hospital Groningen, department ophtalmology
Hanzeplein 1
Postbus 30.001
9700 RB Groningen
The Netherlands
Tel: (+31)050-3612510
Fax: (+31)050-3611709
AMO (advanced medical optics) Groningen B.V.
Van Swietenlaan 5
9728 NX Groningen
Tel: (+31)050-5296600
Fax: (+31)050-5267860
Eligibility
Inclusion criteria
Inclusion criteria: Cataract in both eyes.
Exclusion criteria
Exclusion criteria: 1. Other ocular pathology as diabetic, macula degeneration and glaucoma; 2. Cylinder larger than 1,5 D; 3. Medication that influences the tear function of the eye; 4. Pathology that influences the tear production; 5. Prevalance of pathology between the two cataract operations; 6. Younger than 18 years; 7. Prevalance of senile dementia (MMSE<22).
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Improvement of the contrast sensitivity in the aspheric IOL. | — |
Secondary
| Measure | Time frame |
|---|---|
| 1. No decrease of depth of focus. 2. No difference in intraocular stray light. | — |
Contacts
Public ContactK.W. Gaalen, van
University Medical Center Groningen (UMCG), Department Ophtalmology, P.O. box 30.001
Outcome results
None listed