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[The "Array" silicone multi-focal lens: experiences after 150 implantations]
D Eisenmann1, F K Jacobi, B Dick
1Universitäts-Augenklinik Giessen.
Klinische Monatsblatter Fur Augenheilkunde
|May 1, 1996
Summary
The Array silicone multifocal intraocular lens (IOL) provides improved near vision without compromising distance vision. Bilateral implantation further enhances functional visual outcomes.
Area of Science:
- Ophthalmology
- Biomedical Engineering
- Optics
Context:
- Cataract surgery involves intraocular lens (IOL) implantation.
- Traditional monofocal IOLs provide good distance vision but require reading glasses.
- Multifocal IOLs aim to restore both distance and near vision, reducing spectacle dependence.
Purpose:
- To compare the functional visual outcomes of the Array silicone multifocal IOL with a standard monofocal IOL.
- To evaluate visual acuity, contrast sensitivity, and contrast acuity at distance and near.
- To assess the impact of bilateral Array-MIOL implantation on visual function.
Summary:
- Distance visual acuity was comparable between the Array-MIOL and monofocal IOL groups.
- The Array-MIOL group demonstrated significantly superior uncorrected and distance-corrected near visual acuity.
- The monofocal IOL showed a slight advantage in contrast acuity and sensitivity at specific levels, while the Array-MIOL offered pseudoaccommodation without significant impairment of other visual functions.
Impact:
- The Array silicone multifocal IOL offers a viable option for cataract patients seeking improved near vision and reduced spectacle dependence.
- Bilateral implantation of the Array-MIOL may further enhance overall functional visual results.
- This study contributes to understanding the functional trade-offs between multifocal and monofocal IOLs in cataract surgery.