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A bubble-free goniolens | JoVE Visualize

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Engineering

A bubble-free goniolens

F M Kapetansky¹

¹Department of Ophthalmology, Ohio State University, Columbus.

Ophthalmic Surgery|June 1, 1988

View abstract on PubMed

Summary

A new Goldmann-type gonioscopy lens eliminates the need for viscous solutions. This innovative goniolens preserves anterior chamber angle configuration and allows optic disc visualization during gonioscopy.

Area of Science:

Ophthalmology
Medical Devices
Anatomical Visualization

Background:

Traditional gonioscopy requires viscous solutions, which can alter anterior chamber dynamics.
Existing gonioscopy lenses may indent the cornea, affecting angle visualization.
Optic disc visualization during gonioscopy is often limited.

Purpose of the Study:

To introduce a modified Goldmann-type gonioscopy lens designed for improved application and visualization.
To evaluate the ability of the new goniolens to maintain anterior chamber angle configuration.
To assess the utility of the goniolens for optic disc visualization.

Main Methods:

Development of a modified Goldmann-type goniolens.
Application of the goniolens to the cornea without viscous solutions.
Assessment of corneal indentation and anterior chamber angle configuration.
Evaluation of optic disc visualization using a slit lamp through the goniolens.

Main Results:

The modified goniolens can be applied successfully without viscous solutions.
The goniolens does not indent the cornea, preserving the anterior chamber angle.
The central portion of the goniolens allows for visualization of the optic disc with a slit lamp.

Conclusions:

The modified Goldmann-type goniolens offers a simpler and more accurate method for gonioscopy.
This novel goniolens provides a stable platform for assessing the anterior chamber angle.
The lens facilitates simultaneous visualization of the anterior chamber angle and optic disc.

Aerospace Engineering

A Bubble-free Goniolens