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Updated: Jul 26, 2025

Customizing a Cryolite Glass Prosthetic Eye

Customizing a Cryolite Glass Prosthetic Eye

Published on: October 31, 2019

Color-matching techniques for creating esthetic hand and finger prostheses.

Michael E L Leow¹, Mark E Puhaindran¹, Alphonsus K S Chong^1,2

¹Department of Hand and Reconstructive Microsurgery, National University Hospital , Singapore.

Prosthetics and Orthotics International

|June 12, 2023

Summary

This summary is machine-generated.

Achieving realistic coloration in silicone prostheses is challenging. This technique uses layered silicone and detailed painting to create lifelike, esthetic results, improving patient satisfaction.

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Last Updated: Jul 26, 2025

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Area of Science:

Prosthetic rehabilitation
Biomaterials science
Esthetic dentistry

Background:

Color matching is crucial but challenging in esthetic silicone prosthesis fabrication.
A gap exists in literature and training for advanced color-matching techniques.

Purpose of the Study:

To present a detailed color-matching technique for achieving lifelike coloration in esthetic prostheses.
To address the need for improved esthetic outcomes in prosthetic rehabilitation.

Main Methods:

Utilizes a multi-layered silicone approach (outer, inner, and touch-up layers) to mimic skin's optical properties.
Combines intrinsic and extrinsic coloration techniques to replicate detailed anatomical features like veins and nail beds.
Includes technical guidance on pigment formulation, detail painting, color modification, and minimizing metamerism under various light sources.

Main Results:

The described technique effectively simulates the layered anatomy and optical characteristics of human skin.
Accurate color matching is achievable for diverse skin tones (tanned vs. fair).
Methods for post-fabrication color adjustment and light-source-dependent color consistency are provided.

Conclusions:

The technique is instrumental in achieving high-quality, lifelike esthetic coloration in silicone prostheses.
Published studies indicate high patient satisfaction with prostheses fabricated using such advanced esthetic techniques.