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KMID : 0362120170390040227
Journal of Technologic Dentistry
2017 Volume.39 No. 4 p.227 ~ p.233
Comparative study of accuracy of digitized model fabricated by difference optical source of non-contact 3D dental scanner
Kim Jae-Hong

Lee Jung-Soo
Shim Jeong-Seok
Abstract
Purpose: The purpose of this study was to evaluate the validity of digital models fabricated by difference optical source of non-contact 3D dental scanner.

Methods: A master model with the prepared upper full arch tooth was used. Stone model(N=10) were produced from master model, and on the other hands, digital models were made with the 3D dental scanner(Blue, white, red optical source). The linear distance between the reference points were measured and analyzed on the Delcam Copycad¨Þ graphic software. The results were statistically analyzed using the one-way ANOVA and Tukey¡¯s HSD test(¥á=0.05).

Results: There were considerable differences in mean values between optical source within each color(blue, white, red), and this difference was not statistically significant(p>0.05).

Conclusion : Three different color of dental scanner optical source showed clinically acceptable accuracies of full arch digital model produced by them. Besides, these results will have to be confirmed in further clinical studies.
KEYWORD
3D dental scanner, Accuracy, Digital model, Optical source
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