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Basic considerations in fitting hydrogel lenses
Journal of the American Optometric Association
|March 1, 1979
Summary
Guidelines for evaluating hydrogel lens performance were developed using corneal physiological responses. This research ensures better lens safety and efficacy for wearers.
Area of Science:
- Ophthalmology
- Biomaterials Science
- Corneal Physiology
Background:
- Hydrogel contact lenses are widely used for vision correction and therapeutic purposes.
- Evaluating the performance of hydrogel lenses is crucial for ensuring ocular health and patient comfort.
- Existing evaluation methods may not fully capture the complex interactions between hydrogel lenses and the corneal surface.
Purpose of the Study:
- To establish recommended guidelines for assessing hydrogel lens performance.
- To base these guidelines on the physiological responses of the cornea.
- To provide a standardized framework for hydrogel lens evaluation.
Main Methods:
- Review of existing literature on hydrogel lens performance and corneal physiology.
- Analysis of physiological markers indicative of corneal response to contact lens wear.
- Development of a comprehensive set of performance evaluation criteria.
Main Results:
- Established a set of recommended guidelines for hydrogel lens performance evaluation.
- Integrated key corneal physiological responses into the evaluation framework.
- Provided a basis for standardized testing protocols.
Conclusions:
- The developed guidelines offer a physiologically-based approach to hydrogel lens assessment.
- Adherence to these guidelines can lead to improved hydrogel lens safety and efficacy.
- This framework supports the development of superior contact lens materials and designs.