〇Kazunori Anzai¹, Nobuhiko Yoshimura¹, Shinichi Yamada², Hiroshi Kurita² (1.Aizawa Hospital, 2.Department of Dentistry and Oral Surgery, Shinshu University School of Medicine)

〇Ryuji Kaneko¹, Tadashi Sawaki¹, Takamasa Kawai¹ (1.Department of Oral & Maxillofacial Surgery, Toyota Kosei Hospital)

〇Yoshitaka Nakanishi¹, Shinitchi Sakurai¹, Yuka Saito², Hiroshi Kurita³ (1.Asama Nanroku Komoro Medical Center Dental and Oral Surgery, 2.Asama Nanroku Komoro Medical Center Department of Nursing, 3.Department of Dentistry and Oral Surgery, Shinshu University School of Medicine)

〇Akinori Takeshita^1,2, Toshihiro Uchihashi^3,4, Takashi Ueda⁵, Narikazu Uzawa¹ (1.Osaka University School of Dentistry Department of Oral and Maxillofacial Surgery II, Osaka, Japan, 2.PL General Hospital Department of Oral and Maxillofacial Surgery, Osaka, Japan, 3.Osaka University School of Dentistry Department of Oral and Maxillofacial , Osaka, Japan, 4.Unit of Dentistry, Osaka University Hospital, Osaka, Japan, 5.Sakai City Medical Center Department of Oral and Maxillofacial Surgery, Osaka, Japan)

〇Ayako Umehara^1,2, Eiji Kondo¹, Takahiro Kamata¹, Jun Shinohara¹, Hiroshi Kurita¹ (1.Department of Dentistry and Oral Surgery, Shinshu University School of Medicine, 2.Department of Dentistry and Oral Surgery, Shinsei Hospital)

〇Sachiho Nagashio¹, Masao Hashizume², Hiroshi Kurita² (1.JA Nagano Koseiren Kakeyu-Misayama Rehabilitation Center Kakeyu Hospital,Nagano,Japan, 2.Department of Dentistry and Oral Surgery, Shinshu University School of Medicine,Nagano,Japan)

〇Yoshito Koyama^1,2, Hiroshi Kurita² (1.Department of Dentistry and Oral Surgery, Omachi General Hospital, 2.Department of Dentistry and Oral Surgery, Shinshu University)