A technique for iris disk positioning on a custom ocular prosthesis.

Area of Science:

• Ophthalmology
• Prosthetics
• Biomedical Engineering

Background:

• Ocular prostheses are used to rehabilitate eye defects and correct cosmetic issues.
• Accurate placement of prosthetic components, like iris disks, is crucial for optimal cosmetic and functional outcomes.
• Existing methods for prosthesis customization may be resource-intensive or inaccessible in certain regions.

Purpose of the Study:

• To describe a simplified technique for optimizing the positioning of an iris disk on a custom-made ocular prosthesis.
• To provide a cost-effective and accessible method for improving ocular prosthesis aesthetics.
• To benefit patients with ocular defects, particularly those in remote or resource-limited areas.

Main Methods:

• Utilizing eyeglasses with customized graph paper pattern lenses.
• Employing the graph paper pattern to accurately determine and guide the placement of the iris disk on the ocular prosthesis.
• Integrating this method into the custom ocular prosthesis fabrication process.

Main Results:

• The described technique allows for precise and reproducible positioning of the iris disk.
• The method simplifies the customization process, reducing potential errors.
• Eyeglasses with graph paper patterns serve as an effective tool for visual alignment.

Conclusions:

• This technique offers a practical and accessible solution for optimizing ocular prosthesis appearance.
• The method is particularly valuable for improving prosthetic rehabilitation in remote and underserved populations.
• It represents a significant advancement in simplifying the customization of ocular prostheses for better patient outcomes.