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Computer-assisted three-dimensional surgical planning and simulation: 3D color facial model generation.
1Oral and Maxillofacial Surgery, Prince Philip Dental Hospital, University of Hong Kong, PR China. jxia@cs.cityu.edu.hk
International Journal of Oral and Maxillofacial Surgery
|February 26, 2000
Summary
This study presents a method to create realistic 3D facial models using CT scans and color photos. This 3D facial reconstruction technique aids in computer-assisted surgery simulations.
Area of Science:
- Medical Imaging
- Computer Graphics
- Biomedical Engineering
Background:
- Accurate 3D facial reconstruction is crucial for surgical planning.
- Existing methods often lack photo-realism or require specialized hardware.
Purpose of the Study:
- To develop a cost-effective scheme for generating 3D individualized color photo-realistic facial models.
- To integrate CT data and real color portraits for enhanced facial modeling.
Main Methods:
- Reconstructing 3D facial tissues (soft and hard) from CT slices using surface rendering.
- Individualizing a generic mesh via feature extraction and correspondence matching.
- Texture mapping blended color portraits onto the 3D head model.
Main Results:
- Generated a color simulated human head viewable from arbitrary angles on a standard PC.
- Achieved photo-realistic 3D facial models by combining CT data and multiple color portraits.
- Demonstrated the scheme's potential for 3D computer-assisted simulation surgery.
Conclusions:
- The described scheme provides a user-friendly method for creating realistic 3D facial models.
- This technique advances the capabilities of 3D computer-assisted simulation surgery.
- The integration of CT data and photographic information offers a robust approach to facial reconstruction.