1974 年 16 巻 2 号 p. 187-192
This clinical case was observed on the effects of orthodontic treatment on the periodontal patient with deep over bite and labial inclination of upper or rotation, and the results obtained were as follows.
1. A spaced arch or contact point of anterior teeth was improved clearly with orthodontic treatment.
2. The alveolar bone loss due to orthodontic procedure was not observed on the X-ray findings at this clinical case.
3. Traumatic occlusion of anterior teeth was removed according to orthodontic treatment or occlusal adjustment.