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Colour effect of denture base on denture tooth materials
P L Millstein1, J Harlan, D Nathanson
1Department of Biomaterials, Boston University, Henry M. Goldman School of Graduate Dentistry, MA 02118.
Journal of Oral Rehabilitation
|March 1, 1988
Summary
Denture base materials measurably alter the color of denture teeth acrylics. Shade selection for dentures should account for the background color effects of the denture base.
Area of Science:
- Dental Materials Science
- Colorimetry
- Prosthodontics
Background:
- Accurate shade matching is crucial for aesthetic dental prosthetics.
- The optical properties of denture base materials can influence the perceived color of artificial teeth.
Purpose of the Study:
- To quantify the color alteration of denture tooth acrylics caused by different denture base materials.
- To assess the impact of denture base color on the final shade of denture teeth.
Main Methods:
- Utilized a HunterLab colorimeter for objective color measurement.
- Evaluated color changes in standardized denture tooth acrylic specimens against various denture base materials.
Main Results:
- Denture base materials significantly alter the chroma (color intensity) of denture tooth acrylics.
- A measurable color shift was observed, indicating a background effect.
Conclusions:
- Denture base material color is a critical factor in achieving accurate denture tooth shade matching.
- Inclusion of denture base background assessment is recommended for optimal shade selection in denture fabrication.