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LED perimeter for visual field analysis by mapping of small field evoked potentials
D M Psatta1, F Amzică, M Matei
1Institute of Neurology and Psychiatry, Bucharest, Romania.
Romanian Journal of Neurology and Psychiatry = Revue Roumaine De Neurologie Et Psychiatrie
|January 1, 1992
Summary
A novel visual field perimeter uses programmable conic light-emitting diodes (LEDs) for detailed visual field analysis. This device maps evoked responses from the retina and visual cortex.
Area of Science:
- Ophthalmology
- Neuroscience
- Biomedical Engineering
Background:
- Accurate visual field analysis is crucial for diagnosing and monitoring various ocular and neurological conditions.
- Existing perimetry methods may have limitations in resolution and programmability.
Purpose of the Study:
- To describe a new visual field perimeter with enhanced capabilities for visual field analysis.
- To introduce a device capable of mapping evoked responses from the retina and cortical areas.
Main Methods:
- Development of a novel visual field perimeter.
- Integration of conic light-emitting diodes (LEDs) with 10-degree interval programmability.
- Mapping of evoked responses from retinal and cortical projection areas.
Main Results:
- The described device offers automated and programmable visual field testing.
- It enables detailed mapping of visual evoked responses.
- Potential for improved diagnostic accuracy in visual field deficits.
Conclusions:
- The new visual field perimeter represents an advancement in diagnostic technology.
- It facilitates comprehensive analysis of visual pathways from retina to cortex.
- This device holds promise for enhanced clinical evaluation of visual function.