표제지
초록
ABSTRACT
목차
Ⅰ. 서론 17
1. 이론적 배경 17
1) 금속도재관의 개요 17
2) 치과 CAD/CAM 시스템의 개요 19
3) 적층 가공 방식의 종류 20
2. 연구 배경 25
3. 연구 목적 28
Ⅱ. 연구 재료 및 방법 29
1. 주 모형 제작 32
2. 시편 제작 34
1) DLP 군 34
2) SLM 군 38
3. 적합도와 진실도 평가 41
1) 실리콘 복제 기법: 2차원 적합도 평가 41
2) 3차원 중첩 분석: 3차원 진실도 평가 44
4. 통계 분석 47
Ⅲ. 결과 48
1. 2차원 적합도 48
2. 3차원 진실도 54
Ⅳ. 고찰 58
Ⅴ. 결론 63
참고문헌 64
Table 1. Details of technology, manufacturer and material used 31
Table 2. 2D fit evaluation: mean ± standard deviation of marginal (measurement points A and H) and internal (measurement points B to G) fit 49
Table 3. 2D fit evaluation: mean ± standard deviation of detailed by measurements points 51
Table 4. 3D trueness evaluation: mean ± standard deviation of RMS values for DLP and SLM groups 55
Figure 1. Classification of additive manufacturing methods in dentistry 22
Figure 2. Diagram of research process DLP; digital light processing, SLM; selective laser melting 30
Figure 3. Digital light processing 3D printer 33
Figure 4. Resin patterns used in specimen preparation of DLP group 35
Figure 5. Specimens of the DLP group (n=10) 37
Figure 6. Selective laser melting 3D printer 39
Figure 7. Specimens of the SLM group (n=10) 40
Figure 8. Measurement points in silicone replica technique 42
Figure 9. Digital optical microscope used in silicone replica technique 43
Figure 10. 3D alignment analysis process RMS; root mean square 45
Figure 11. Root mean square calculation formula 46
Figure 12. Measurement point A representing the marginal fit captured at 140x magnification using a digital optical microscope (a) DLP group, (b) SLM group 52
Figure 13. Measurement point D representing the internal fit captured at 140x magnification using a digital optical microscope (a) DLP group, (b) SLM group 53
Figure 14. Color-difference maps of DLP group 56
Figure 15. Color-difference maps of SLM group 57