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Updated: Jul 24, 2026
11:49
Synthesis of Soft Polysiloxane-urea Elastomers for Intraocular Lens Application
Published on: March 8, 2019
Small incision intraocular lens: past, present and future
1Blaydes Foundation, Bluefield, W. Va.
Developments in Ophthalmology
|January 1, 1989
Summary
Silicone and hydrogel show promise as intraocular lens materials, comparable or superior to PMMA. Ongoing research focuses on improving insertion methods and exploring new materials for optimal lens design.
Area of Science:
- Ophthalmology
- Biomaterials Science
Background:
- Polymethyl methacrylate (PMMA) has been a standard intraocular lens (IOL) material.
- Emerging materials like silicone and hydrogel are being investigated for IOL applications.
- Current research addresses challenges in IOL material science and surgical insertion techniques.
Purpose of the Study:
- To evaluate silicone and hydrogel as viable materials for intraocular lenses.
- To compare the performance of silicone IOLs with traditional PMMA IOLs.
- To explore advancements in IOL insertion instrumentation and future material development.
Main Methods:
- Comparative analysis of silicone and PMMA IOL properties.
- Assessment of hydrogel IOLs, noting their dehydratable and flat insertion characteristics.
- Review of preliminary and ongoing studies on novel IOL materials and designs.
Main Results:
- Silicone demonstrates comparable or superior performance to PMMA for intraocular lenses.
- Hydrogel presents a viable alternative, with advantages in ease of insertion due to its dehydratable nature.
- Current studies on these materials are preliminary but promising.
Conclusions:
- Silicone and hydrogel are strong candidates for next-generation intraocular lenses.
- Further research is needed to optimize insertion techniques for silicone lenses.
- Future work will explore acrylics, endocapsular surgery, and specialized lenses, aiming for the optimal IOL material and design.
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