Related Experiment Videos
Resin dental casts as an aid in bite mark identification
1Shadyside Maxillofacial and Cleft Palate Prosthetics Center, Pittsburgh, PA, USA.
Journal of Forensic Sciences
|March 1, 1995
Summary
Two new resin dental cast techniques improve bite mark analysis. Visible light cured and clear epoxy casts offer rapid, durable, and educational tools for forensic identification.
Area of Science:
- Forensic Odontology
- Materials Science
Background:
- Bite mark analysis is a crucial forensic technique.
- Traditional dental cast materials can be brittle and time-consuming to produce.
Purpose of the Study:
- To present two novel resin-based techniques for fabricating dental casts for bite mark analysis.
- To offer improved methods for capturing and comparing dental evidence.
Main Methods:
- Fabrication of visible light-cured (VLC) dental casts of suspected biter's dentition.
- Fabrication of crystal clear epoxy resin dental casts of suspected biter's dentition.
Main Results:
- VLC casts are produced in under thirty minutes, facilitating rapid suspect elimination.
- Epoxy casts are translucent, allowing visualization through teeth for detailed comparisons.
- Resin casts demonstrate superior durability compared to traditional dental stone, enabling long-term storage.
Conclusions:
- The presented resin dental cast techniques enhance the efficiency and accuracy of bite mark analysis.
- These methods provide valuable tools for forensic investigations and legal proceedings.
- The durability and educational potential of the casts are significant advantages.