Mesio-distal tooth angulation in elderly with many remaining teeth observed by 3-D imaging [0.03%]
三维成像观察多牙老年人的牙齿前后倾角变化
Asuka Fuma,Etsuko Motegi,Hiroko Fukagawa et al.
Asuka Fuma et al.
Few studies have investigated the morphologic characteristics of teeth, dental arches and occlusion in elderly persons with many remaining teeth. The purpose of this study was to establish a method of measurement using 3-D imaging to invest...
Oral and maxillofacial surgery with computer-assisted navigation system [0.03%]
基于计算机导航系统的口腔颌面外科手术技术及其应用研究进展
Homare Kawachi,Yasuyuki Kawachi,Chihaya Ikeda et al.
Homare Kawachi et al.
Intraoperative computer-assisted navigation has gained acceptance in maxillofacial surgery with applications in an increasing number of indications. We adapted a commercially available wireless passive marker system which allows calibration...
Yoko Nakano,Hideki Somiya,Takeo Shibui et al.
Yoko Nakano et al.
Congenital fistulas of the lip are commonly found in the lower lip and accompany cleft lip. They are seen as a symptom of Van der Woude syndrome, which is predominantly hereditary. In contrast, congenital fistulas of the upper lip are rare....
Naoki Sugihara,Yoshinobu Maki,Yoshikazu Okawa et al.
Naoki Sugihara et al.
The purpose of this study was to determine the risk factors for root surface caries in the elderly and to evaluate the factors associated with gingival recession, one of the main risk factors for root surface caries. A total of 153 elderly ...
Dental-care utilization patterns and factors associated with regular dental check-ups in elderly [0.03%]
老年人的牙科护理利用模式及定期牙科检查的相关因素
Naoki Sugihara,Kaori Tsuchiya,Makoto Hosaka et al.
Naoki Sugihara et al.
The purpose of this study was to investigate dental care utilization patterns in the elderly and to evaluate factors associated with regular dental check-ups in this age group. A total of 211 elderly people (50 men, 161 women) aged between ...
Masayuki Hattori,Teruhiko Tokizaki,Michihiko Matsumoto et al.
Masayuki Hattori et al.
In this study, the corrosion resistance of Ag-Au-Cu-Pd system alloys consisting of 5 or 10 mass% indium was evaluated. Levels of element release and tarnish were determined and electrochemical measurements performed. Results were compared w...
Three-dimensional observation of decrease in pulp cavity volume using micro-CT: age-related change [0.03%]
微CT观察牙髓腔体积减少的三维变化及年龄相关性研究
Hiroko Agematsu,Hidetoshi Someda,Masatsugu Hashimoto et al.
Hiroko Agematsu et al.
We investigated three-dimensional decrease in the volume of the pulp chamber caused by age-related secondary dentin formation using micro-CT and evaluated the applicability of the results to evaluation of age taking into account sex, age an...
Clinical care provided on post-graduate dental clinical training course at Tokyo Dental College Chiba Hospital, Department of General Dentistry [0.03%]
东京齿科大学千叶医院门诊部临床科住院医师的临床治疗状况
Toshiyuki Takahashi,Masatake Tsunoda,Toshiko Sugiyama et al.
Toshiyuki Takahashi et al.
Number of patients assigned to dental residents, course of treatment and number of various technical tasks performed as described in the Reports on Clinical Training of Dentists published by the Department of General Dentistry, Tokyo Dental...
Transplantation of human tooth with proliferating periodontal tissue--long-term clinical follow-up study-- [0.03%]
人牙龈组织再生牙齿移植的长期临床观察研究
Mikio Ota,Shigeki Yamamoto,Ken Takahashi et al.
Mikio Ota et al.
A case report is presented on transplantation of a left third molar to replace a right second molar lost due to large furcation perforation. Two weeks after surgery, a reentry surgical procedure was performed on the furcation defect of the ...
Electromyographic response in inferior head of human lateral pterygoid muscle to anteroposterior postural change during opening and closing of mouth [0.03%]
人颞下颌关节在张口闭口时前后姿势变化对翼外肌下头肌电反应的影响
Mamoru Yotsuya,Toru Sato,Sadayuki Kawamura et al.
Mamoru Yotsuya et al.
The purpose of this study was to investigate the influence of anteroposterior postural change on electromyography (EMG) activity in the lateral pterygoid muscle. Subjects consisted of 7 patients attending this hospital for close examination...