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Article type: Cover
2009 Volume 37 Issue 1 Pages
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Article type: Index
2009 Volume 37 Issue 1 Pages
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[in Japanese]
Article type: Article
2009 Volume 37 Issue 1 Pages
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Yoshiaki Sato, Akihiro Kadono, Yuki Sugawara, Takenori Kim, Takashi Ka ...
Article type: Article
2009 Volume 37 Issue 1 Pages
3-9
Published: December 25, 2009
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Eight female patients with unilateral cleft lip and palate who have completed the orthodontic treatment with multibracket appliances at Hokkaido University Hospital were examined longitudinally to determine the orthodontic treatment frequency and treatment costs during their orthodontic treatment periods for the purpose of standardization for the evidence based orthodontic treatment. The results showed as bellow: (1) The total orthodontic cost distributed widely from 766,890 yen to 1,280,850 yen. (2) The treatment frequency was also distributed widely from 65 to 107 times. (3) The total amount of treatment costs was proportional to the orthodontic treatment frequency in the 8 patient results. These results suggest that standardization for the evidence based orthodontic treatment should be further pursued.
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Yusuke Kudo, Takaaki Yamamoto, Hiroshi Iwasaki, Takashi Kajii, Mino Ma ...
Article type: Article
2009 Volume 37 Issue 1 Pages
10-15
Published: December 25, 2009
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Impacted maxillary canines (impacted canines) are observed at a relatively high frequency. It is important to understand the impaction condition as various treatment options are available. Therefore, the objectives of this study were to classify the impaction conditions and determine the frequency of impacted canines. 1,379 patients were selected from among 1,905 patients examined at Hokkaido University Hospital Orthodontic clinic between November 1, 2001 and October 30, 2008. Those who changed hospital or had systemic diseases were excluded. Impaction was detected from panoramic radiograph when (1) a distance of 5mm or more from the cusp to the occlusal plane and (2) a tipping angle of the tooth axis of 6.0° or more from the midline. Patients who complied with one or both of these conditions were included after excluding those with submerged teeth in the intraoral photos. The impacted canines were classified according to the vertical position, horizontal position and tipping angle. 46 patients with 79 impacted canines were examined. In the vertical position, the distance from the cusp to the occlusal plane was mostly less than 25.0mm. The cusps most often corresponded to the horizontal position of the deciduous canines. The most common tipping angles ranged from 10.0°to 20.0°. The classification and frequency of the impaction condition of impacted canines were determined in this study.
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Kaori Handa, Yoshiaki Sato, Junichiro Iida
Article type: Article
2009 Volume 37 Issue 1 Pages
16-23
Published: December 25, 2009
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Article type: Article
2009 Volume 37 Issue 1 Pages
24-25
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Article type: Article
2009 Volume 37 Issue 1 Pages
26-29
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Article type: Article
2009 Volume 37 Issue 1 Pages
30-34
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Article type: Article
2009 Volume 37 Issue 1 Pages
35-37
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Article type: Article
2009 Volume 37 Issue 1 Pages
38-41
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Article type: Article
2009 Volume 37 Issue 1 Pages
42-43
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[in Japanese], [in Japanese], [in Japanese], [in Japanese], [in Japane ...
Article type: Article
2009 Volume 37 Issue 1 Pages
44-
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[in Japanese], [in Japanese], [in Japanese], [in Japanese]
Article type: Article
2009 Volume 37 Issue 1 Pages
44-45
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[in Japanese], [in Japanese], [in Japanese], [in Japanese], [in Japane ...
Article type: Article
2009 Volume 37 Issue 1 Pages
45-46
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[in Japanese], [in Japanese], [in Japanese], [in Japanese], [in Japane ...
Article type: Article
2009 Volume 37 Issue 1 Pages
46-
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[in Japanese], [in Japanese], [in Japanese], [in Japanese], [in Japane ...
Article type: Article
2009 Volume 37 Issue 1 Pages
46-47
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Article type: Article
2009 Volume 37 Issue 1 Pages
47-
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Article type: Article
2009 Volume 37 Issue 1 Pages
48-
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Article type: Article
2009 Volume 37 Issue 1 Pages
48-49
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Article type: Article
2009 Volume 37 Issue 1 Pages
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Article type: Article
2009 Volume 37 Issue 1 Pages
49-50
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Article type: Article
2009 Volume 37 Issue 1 Pages
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Article type: Article
2009 Volume 37 Issue 1 Pages
52-53
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Article type: Article
2009 Volume 37 Issue 1 Pages
54-55
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2009 Volume 37 Issue 1 Pages
56-57
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2009 Volume 37 Issue 1 Pages
58-59
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2009 Volume 37 Issue 1 Pages
60-61
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2009 Volume 37 Issue 1 Pages
62-63
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Article type: Article
2009 Volume 37 Issue 1 Pages
64-65
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2009 Volume 37 Issue 1 Pages
66-67
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2009 Volume 37 Issue 1 Pages
68-69
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2009 Volume 37 Issue 1 Pages
70-71
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Article type: Article
2009 Volume 37 Issue 1 Pages
72-73
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Article type: Article
2009 Volume 37 Issue 1 Pages
74-75
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2009 Volume 37 Issue 1 Pages
76-77
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2009 Volume 37 Issue 1 Pages
78-79
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2009 Volume 37 Issue 1 Pages
80-81
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2009 Volume 37 Issue 1 Pages
82-83
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2009 Volume 37 Issue 1 Pages
84-85
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2009 Volume 37 Issue 1 Pages
86-87
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2009 Volume 37 Issue 1 Pages
88-89
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2009 Volume 37 Issue 1 Pages
90-91
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2009 Volume 37 Issue 1 Pages
92-93
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2009 Volume 37 Issue 1 Pages
94-95
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Article type: Appendix
2009 Volume 37 Issue 1 Pages
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Article type: Appendix
2009 Volume 37 Issue 1 Pages
97-102
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Article type: Appendix
2009 Volume 37 Issue 1 Pages
103-106
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Article type: Article
2009 Volume 37 Issue 1 Pages
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Article type: Appendix
2009 Volume 37 Issue 1 Pages
108-109
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