Asian Poster
Hall C（B1F

Exhibition Room 2 and 3） Session 7!
23（Sat）16：00〜17：00▲

Basic Science
P-A1

Direct effects of high magnitude cyclic tensile stress on COX"2 and MMPs expressions inchondrocytes derived from mandibular condyle
Shaoching Su，Kotaro Tanimoto，Yuki Tanne，Yasunori Iwabuchi，Takashi Kamiya，Tomomi Mitsuyoshi，Keisuke Sumi，Kazuo Tanne（Department of Orthodontics and Craniofacial Developmental Biology,
Hiroshima University Graduate School of Biomedical Sciences）

P-A2Appearance of active form of matrix metalloproteinases in synovial fluid correlates withdegenerative TMJ disease
Eiro Kubota，Yoshiaki Kawai（Department of Oral and Maxillofacial Surgery, Kanagawa Dental College,
Yokosuka, Japan）

P-A3

Characterization of osteoclast"like cells derived from temporomandibular joint synovial
fluid cells of patients with condylar process fractures of the mandible
Hiroshi Takano1，Tetsu Takahashi2，Akira Nakata1，Seiichi Kuwajima1，Masayuki Fukuda1（1Division of Dentistry and Oral Surgery, Akita University Hospital, Akita,Japan，2Division of Oral and Maxillofacial Reconstructive Surgery,
Department of Oral and Maxillofacial Surgery, Kyushu Dental College,Kitakyushu, Japan）

P-A4

A new composite injectable scaffold material in the application of tissue"engineered
cartilage construction
Bailin Pan，Jianning Li（Department of Plastic Surgery, Peking University, Beijing, China）

P-A5

Immortalization and characterization of mouse Temporomandibular Joint（TMJ）disc cellclones
Jun Hosomichi1, ２，Youngnam Park1，Sunil Kapila1（1Orthodontics and Pediatric Dentistry, School of Dentistry, The
University of Michigan, Ann Arbor, MI, USA，2Orthodontic Science,
Graduate School, Tokyo Medical and Dental University, Tokyo, Japan）

P-A6

The influence of psychological stress on masticatory musclesYong!Jin Chen，Fei Huang（Department of General Dentistry and Emergency, School of Stomatology,
The Fourth Military Medical University, Xiʼan, Shanxi 710032, P. R.
China）― 41 ―

P-A7

Influence of unilateral tooth loss in the temporomandibular joint and masseter muscle ofrabbits
Su!Gwan Kim，Jae!Hyung Im，Ji!Su Oh（Department of Oral and Maxillofacial Surgery, School of Dentistry,Chosun University）

P-A8

Effect of jaw muscle pain on jaw movement and jaw muscle activity in catastrophizers
Rahena Akhter，Peter Svensson，Janet Benson，Michael Nicholas，Chris Peck，Greg M. Murray（Jaw Function and Orofacial Pain Research Unit,Faculty of Dentistry, The University of Sydney, NSW 2006 Australia）▲

Clinical Study
P-A9

Epidemiology and statistical analysis
Ji Young Lee，Young Kyun Kim（Department of Maxillofacial Surgery, Section of Dentistry, Seoul National
University Bundang Hospital）

P-A10

Food intake difficulty in patients with temporomandibular disorders
Tadasu Haketa1, ２，Kouji Kino2，Masashi Sugisaki3，Akira Nishiyama2，
Michiko Takaoka2，Takenobu Ohta2，Kaori Tsukagoshi2，Toshihisa Shibuya2，Fumiaki Sato4，Takayuki Ishikawa2（1Haketa Dental Clinic and Office, Koumi, Nagano, Japan，2Department ofTMJ and Occlusion, Tokyo Medical & Dental University, Tokyo, Japan，
3
Department of Dentistry, School of Medicine, Jikei University, Tokyo,
Japan，4Department of Craniofacial Surgery, Tokyo Medical & Dental
University, Tokyo, Japan）

P-A11

Influence of lifestyle and habits on the pain intensity in patients with temporomandibular
disorders
Ryota Takaoka，Shoichi Ishigaki，Hirofumi Yatani，Masanori Uchida，Syuji Fukuda（Department of Fixed Prothodontics, School of Dentistry, Osaka
University, Osaka, Japan）― 42 ―

P-A12Factors related to the incidence of anterior disc displacement without reduction and bonychanges of the temporomandibular joint in dentofacial deformity with facial asymmetry
Kazuhiro Ooi1，Nobuo Inoue2，Kazuyuki Minowa3，Takashi Kajii4，Yasunori Totsuka1（1Department of Oral and Maxillofacial Surgery, Graduate School of
Dental Medicine, Hokkaido University, Sapporo, Japan，2Department ofGerodontology, Graduate School of Dental Medicine, Hokkaido
University, Sapporo, Japan，3Department of Dental Radiology, Graduate
School of Dental Medicine, Hokkaido University, Sapporo, Japan，4Department of Orthodontics, Graduate School of Dental Medicine,

Hokkaido University, Sapporo, Japan）▲

Diagnostic Imaging
P-A13

Effectiveness of bone scans in the diagnosis of osteoarthritis of the temporomandibular
joint
Young!Kyun Kim，Ji!Young Lee，Jong!Hwa Kim（Department of Oral and Maxillofacial Surgery, Section of Dentistry, Seoul
National University Bundang Hospital, Seongnam City, Korea）

P-A14

Development of a TMJ CAD System using Structured Reporting
Hirokazu Iwasaki（Integrated Research Laboratory, Support Center for Advanced MedicalSciences（SAMS）,The University of Tokushima, Graduate School,
Institute of Health Bio Sciences（HBS）,Tokushima, Japan）

P-A15Diagnostic accuracy on fat!saturated T2!weighted magnetic resonance imaging fordiagnosis of intra!articular adhesions of the temporomandibular joint
Shinya Yura
（Department of Oral and Maxillofac Surgery, Tonami General Hospital,Tonami, Japan）

P-A16

Multiple echo recombined gradient echo MR imaging of the temporomandibular joint
Yuka Uchiyama，Tadashi Sasai，Shumei Murakami，Souhei Furukawa（Department of Oral and Maxillofacial Radiology, Osaka University
Graduate School of Dentistry）

P-A17

The potential of（99m）Tc!MDP single photon emission computed tomography（SPECT）imaging to improve diagnostic accuracy in suspected TMD patients
Kyung!Gyun Hwang，Yung Young Choi
（Department of Oral & Maxillofacial Surgery, College of Medicine,Hanyang University）― 43 ―

▲

EMG・Masticatory Muscle
P-A18

Oromandibular dystonia involving lateral pterygoid muscles：Three characteristic patternsof clinical features
Kaiyuan Fu，Ye Cao，Wei Zhang（Center for TMD & Orofacial Pain, Peking University School & Hospital ofStomatology）

P-A19

Relation between age and exteroceptive suppression reflex in the masseter muscle
Osamu Komiyama，Ryoko Nagata，Takashi Iida，Takashi Asano，Misao Kawara（Department of Oral Function and Rehabilitation, Nihon University Schoolof Dentistry at Matsudo, Chiba, Japan）

P-A20

Is electromyography useful？ Part 1：Repeatability of the placement of surface
electrodes on the face
Alex Wirianski1，Nan Nan Zhao1，Greg M Murray1，Chris Peck1，
Ichiro Minami2（1Jaw Function & Orofacial Pain Research Unit, Faculty of Dentistry, The
University of Sydney, Westmead, Australia，2Removable Partial
Prosthodontics, Tokyo Medical and Dental University, Tokyo, Japan）

P-A21

Is electromyography useful？ Part 2：Reliability of surface EMG activity of the muscles ofmastication over two separate occasions
Ichiro Minami1，Nan Nan Zhao2，Greg M Murray2，Chris Peck2，
Alex Wirianski2（1Removable Partial Prosthodontics, Tokyo Medical and Dental
University, Tokyo, Japan，2Jaw Function & Orofacial Pain Research
Unit, Faculty of Dentistry, The University of Sydney, Westmead,Australia）

P-A22

Analysis of masseteric activity during nocturnal sleep using wearable data logger typeelectromyogram measurement system with 3!D accelerometer
Akihito Gotouda1，Taihiko Yamaguchi1, ２，Kazuki Okada1，Saki Mikami1，Shinpei Matsuda1，Kazuhiko Watanabe2，Nobuo Inoue3（1Center for Advanced Oral Medicine, Hokkaido Unversity Hospital，2

Department of Gnatho!occlusal Function, Graduate School of DentalMedicine, Hokkaido University，3Department of Oral Health Science,Graduate School of Dental Medicine, Hokkaido University, Japan）― 44 ―

▲Therapy
P-A23

The study of the effect of acupuncture in temporomandibular disorder patients
Phothipakdee Pensri（Department of Oral Diagnosis, Faculty of Dentistry, Khon KaenUniversity, Khon Kaen, Thailand）

P-A24

A pilot study to evaluate the immediate effect of physiotherapy in treating temporomandibular disorders patientsSae!
Lee Daraporn1，Jorns Teekayu̲P.2，Boonprakob Yodchai3（1Department of Prosthodontics, Faculty of Dentistry, Khon KaenUniversity, Khon Kaen, Thailand，2Department of Oral Biology, Facultyof Dentistry, Khon Kaen University，3Department of Physical Therapy,
Faculty of Associated Medical Sciences, Khon Kaen University）

P-A25

Evaluation of mandibular condylar movement exercise for patients with internal derangement of the temporomandibular joint on initial presentation：A follow!up report
Hiroaki Yoshida，Takeichi Sakata，Nobuyoshi Oshiro，Shosuke Morita（First Department of Oral and Maxillofacial Surgery, Osaka DentalUniversity, Japan）

P-A26

Surgical treatment and reconstruction of TMJ tumors
Kang Min Ahn，Bu Kyu Lee（Department of Oral and Maxillofacial Surgery, College of Medicine,
University of Ulsan, Asan Medical Center）▲

Case Study
P-A27

A case of tetanus appropriately managed by early diagnosis in oral medicine clinic
Jun Sato，Chiharu Satoh，Yoshimasa Kitagawa（Oral Diagnosis and Medicine, Department of Oral Pathobiological
Science, Hokkaido University, Graduate School of Dental Medicine）

P-A28

A case of open bite for idiopathic condylar resorption
Akiko Kumagai1，Kazuro Sato2，Hideki Hoshi1，Yoshiki Sugiyama1（1Division of Oral Surgery, Department of Oral and Maxillofacial Surgery,
Iwate Medical University, School of Dentistry, Morioka, Japan，2Divisionof Orthodontics, Department of Developmental Oral Health Science,
Iwate Medical University, School of Dentistry）

P-A29

Cases report of conservative treatment for chronic closed lock of temporomandibular joint
Gi!
Cheol Lee1，Kiyoshi Maehara21（ Dept. of Oral & Maxillofacial Surgery, Soonchunhyang University
Bucheon Hospital, Bucheon, Korea，2Dept. of Oral & MaxillofacialSurgery, Hamamatsu Medical University）― 45 ―P-A30

Patient reducible intermittent locking from a posterior disc displacement：A case report
Masayuki Takahashi（Department of Oral and Maxillofacial Surgery, National Defense MedicalCollege, Tokorozawa, Japan）

P-A31

A case report of the New image!guided technique for puncture of superior temporomandibular joint space using scout image of the 3D accuitomo FPD!
XYZ slice view tomography（3DFPD）
Kazuya Honda1, ２，Kunihito Matsumoto1, ２，Yukiko Kai1, ２，Shigeo Kameoka1, ２，Kunihiko Sawada1, ２，Ken!ichiro Ejima1, ２（1Department of Oral and Maxillofacial Radiology, Nihon University Schoolof Dentistry, Tokyo, Japan，2Department of Temporomandibular
Disorders, Nihon University Dental Hospital, Tokyo, Japan）

P-A32

Limitation of mouth opening following anesthesia induction in two patients with masticatory
muscle tendon!
aponeurosis hyperplasia
Yoshinari Morimoto1，Akiko Matsumoto2，Ken Matsumoto2（1Department of Dental Anesthesiology, Graduate School of Dentistry,
Osaka University, Suita, Japan，2Department of Oral and Maxillofacial
Surgery 2, Graduate School of Dentistry, Osaka University, Suita, Japan）

P-A33

Synovial cyst of the temporomandibular joint：Two cases reportJin!
Hyuk Hwang，Kang!Mi Pang，Soung!Min Kim，Jong!Ho Lee（Department of Oral and Maxillofacial Surgery, School of Dentistry, Seoul
National University, Seoul, Korea）

P-A34

Nasopharyngeal carcinoma presenting as temporomandibular disorders：A case report
Kositbowornchai Suwadee1，Siritapetavee Mookhda1，Sae!
Lee Daraporn2，Jorns Teekayu̲P.3（1Department of Oral Diagnosis, Faculty of Dentistry, Khon Kaen
University, Khon Kaen, Thailand，2Department of Prosthodontics,
Faculty of Dentistry, Khon Kaen University，3Department of OralBiology, Faculty of Dentistry, Khon Kaen University）

P-A35

A 2 year retrospective study of alloplastic condyle replacement with metal condyle：A casepresentation
Suk!
Hyun Hwang1, ２, ３，Kyung!Gi Min1, ２，Hoon Chung2, ３，Jong!Jin Kwon1（1Dept. of Oral and Maillofacial Surgery, College of Medicine, Korea
University, Seoul, Korea，2Korean Association for Temporomandibular
Joint Corporation，3Korean TMJ Research Institute）― 46 ―

P-A36Retrospective study on investigating the usefulness of the retromandibular approach for thecondyle and subcondyle fracture
Jeong!
Min Ryu，Bae!Kyung Kim，Yeo!Gab Kim，Baek!
Soo Lee，Yong!
Dae Kwon，Byung!Joon Choi，Joo!Young Ohe，Joon!Ho Sur（Department of Oral & Maxillofacial Surgery, Kyung Hee University
Dental School, Seoul, Korea）

P-A37

Clinical outcome of the surgical treatment of mandibular condylar head fracture
Jun Young Paeng，Jongrak Hong，Chang!Soo Kim（The Department of Oral and Maxillofacial Surgery, Samsung MedicalCenter, Seoul, Korea）

P-A38

Treatment of both TMJ ankylosis stemmed from acute muscle spasm by gap arthroplasty
using temporalis myofascial flap：A case report
Jee Ho Lee，Kyu Sik Ro，Kang Min Ahn（Department of Oral and Maxillofacial Surgery, Seoul Asan MedicalCenter, Seoul, Korea）― 47 ―