표제지
목차
요약 7
I. 서론 9
II. 연구대상 및 방법 11
1. 연구 대상 11
2. 연구방법 12
1) 석고 모형 분석 12
2) 측모두부규격 방사선 사진 분석 16
3) 연구 대상의 분류 20
4) 통계 처리 21
III. 연구 결과 22
1. 악궁에 따른 특성 분류 22
1) 상하악 중절치 치아 크기 비교 22
2. 악궁 내 탈락 유형에 따른 정중선 편위량 비교(Table 12,13) 30
3. 하악 유견치 편즉 조기 탈락 후 정중선 편위량과 골격적 특성간의 상관성(Table 14) 31
IV. 고찰 32
V. 결론 37
참고문헌 38
Abstract 40
List of TablesTable 1. Cephalometric Measurement used in this study 19
Table 2. Distribution of interarch of premature loss of primary canine 20
Table 3. Distribution of intraarch of premature loss of primary canine 20
Table 4. Comparison of the mesiodistal width of maxillary central incisor between... 22
Table 5. Comparison of the mesiodistal width of mandibular central incisor... 22
Table 6. Comparison of the arch length discrepancy of maxilla between interarch... 23
Table 7. Comparison of the arch length discrepancy of mandible between... 23
Table 8. Comparison of the arch width of maxilla between interarch of premature... 24
Table 9. Comparison of the vertical skeletal pattern between interarch of... 25
Table 10. Comparison of the anteroposterior skeletal pattern between interarch of... 27
Table 11. Comparison of the dentoalveolar pattern between interarch of... 29
Table 12. Comparison of the midline deviation of maxilla between intraarch of... 30
Table 13. Comparison of the midline deviation of mandible between intraarch of... 30
Table 14. Correlation between the midline deviation of mandible and skeletal... 31
List of Figures
Fig. 1. 3D Dental scanner (Trios 3®)(이미지참조) 12
Fig. 2. Measurement of mesiodistal width of incisor on 3D digital model 13
Fig. 3. Measurement of arch perimeter on 3D digital model 13
Fig. 4. Measurement of arch width on 3D digital model 14
Fig. 5. Measurement of midline deviation on 3D digital model 15
Fig. 6. Cephalometric landmarks used in this study 18