New Findings from Nanjing University of Science and Technology in the Area of Dentistry Reported (Computer-aided design of dental inlay restoration...

Computer Weekly News |

New Findings from Nanjing University of Science and Technology in the Area of Dentistry Reported (Computer-aided design of dental inlay restoration based on dual-factor constrained deformation)

By a News Reporter-Staff News Editor at Computer Weekly News -- Current study results on Dentistry have been published. According to news originating from Jiangsu, People's Republic of China, by VerticalNews correspondents, research stated, "Computer-aided design technology has been applied extensively in the field of dental restoration. Inlay is a commonly used restoration type for reconstructing the partially destroyed teeth and restoring occlusal function."

Funders for this research include National Natural Science Foundation of China, Fundamental Research Funds for the Central Universities.

Our news journalists obtained a quote from the research from the Nanjing University of Science and Technology, "The designed occlusal surface should fit the anatomy of each defect region, and the modeling process should be efficient for clinical applications. This paper presents a robust dual-factor constrained deformation framework for dental inlay modeling, consisting of four necessary steps: cavity contour extraction using a heuristic search strategy, semi-automatic template tooth positioning through a four-step affine transformation involving 'Translation-Rotation-Rotation-Scaling', tooth surface segmentation by means of sampling ray-tracing collisions, and occlusal surface reconstruction based on dual-factor constrained deformation, which was implemented by defining a segmentation constraint and cavity contour constraint. We demonstrate the effectiveness and robustness of the proposed method by presenting several clinical applications."

According to the news editors, the research concluded: "The designed 3D inlay model can retain the morphological features of generic teeth and match well with the residual tooth surface."

For more information on this research see: Computer-aided design of dental inlay restoration based on dual-factor constrained deformation. Advances in Engineering Software, 2017;114():71-84. Advances in Engineering Software can be contacted at: Elsevier Sci Ltd, The Boulevard, Langford Lane, Kidlington, Oxford OX5 1GB, Oxon, England. (Elsevier -; Advances in Engineering Software -

The news correspondents report that additional information may be obtained from C.D. Zhang, Nanjing Univ Sci & Technol, Sch Mech Engn, Nanjing, Jiangsu, People's Republic of China. Additional authors for this research include T.T. Liu, W.H. Liao, T. Yang and L.Y. Jiang.

The direct object identifier (DOI) for that additional information is: This DOI is a link to an online electronic document that is either free or for purchase, and can be your direct source for a journal article and its citation.

Keywords for this news article include: Jiangsu, People's Republic of China, Asia, Dentistry, Nanjing University of Science and Technology.

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