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INTRACAPSULAR PATHOLOGICAL PROCESS CAUSED BY TMJ DISK DISPLACEMNT IN SHEEP

Research Project

Project/Area Number 07672201
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Surgical dentistry
Research InstitutionAICHI-GAKUIN UNIVERSITY,SCHOOL OF DENTISTRY

Principal Investigator

KURITA Kenichi  AICHI-GAKUIN UNIVERSITY SCHOOL OF DENTISTRY ASSOCIATE PROFESSOR, 歯学部, 助教授 (40133483)

Co-Investigator(Kenkyū-buntansha) HONDA Yujiro  GIFU UNIVERSITY SCHOOL OF MEDICINE ASSISTANT PROFESSOR, 医学部, 講師 (50165049)
OGI Nobumi  AICHI-GAKUIN UNIVERSITY SCHOOL OF DENTISTRY ASSISTNAT PROFESSOR, 歯学部, 講師 (90211127)
KAWAI Tsuyoshi  AICHI-GAKUIN UNIVERSITY SCHOOL OF DENTISTRY PROFESSOR, 歯学部, 教授 (50064788)
Project Period (FY) 1995 – 1996
Project Status Completed (Fiscal Year 1996)
Budget Amount *help
¥2,200,000 (Direct Cost: ¥2,200,000)
Fiscal Year 1996: ¥500,000 (Direct Cost: ¥500,000)
Fiscal Year 1995: ¥1,700,000 (Direct Cost: ¥1,700,000)
KeywordsTEMPORMANDIBULAR JOINT / DISK DISPLACEMENT / SHEEP / OSTEOARTHRITIS / 顎関節症 / 顎関節内障
Research Abstract

Purpose : Aim of this study was to find intracapsular pathological process caused by TMJ disk displacement in sheep.
Method : In the first group the anterior, lateral and posterior margin of the disk was resected and left inside the capsule. In the second group the resected disk as performed in the first group was medially pushed. Frequency of disk displacement, disk deformity, disk perforation and osseous changes of the condyle were compared between the two groups. Six joints of three sheep were used in each group.
Result :
First group Second group
Disk displacement 16% 67%
Disk deformity 16% 67%
Disk perforation 33% 83%
Osseous changes 33% 83%
It is possible to make animal model of disk displacement associated with osseous changes of the condyles by pushing the disk medially in sheep. This model is useful for further investigation about the pathogenesis of TMJ disk displacement and the following osseous changes.

Report

(3 results)
  • 1996 Annual Research Report   Final Research Report Summary
  • 1995 Annual Research Report
  • Research Products

    (3 results)

All Other

All Publications (3 results)

  • [Publications] 後藤達之、栗田賢一他: "顎関節円板転位実験モデル(羊)の作製" 日本顎関節学会雑誌. 8. 366-367 (1996)

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      1996 Final Research Report Summary
  • [Publications] TATSUYUKI GOTO,KENICHI KURITA,NOBUMI OGI,TSUYOSHI KAWAI,JUN-ICHI ISHIMARU,YUJIRO HANDA,HISASHI NEO,NOBUMITU OKA,MASAHIKO TOYAMA,ALASTAIR N.GOSS: "TMJ DISK DISPLACEMENT MODEL IN SHEEP" JOURNAL OF JAPANESE SOCIETY FOR TEMPOROMANDIBULAR JOINT. 8. 366-367 (1996)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1996 Final Research Report Summary
  • [Publications] 後藤達之、栗田賢一他: "顎関節円板転位実験モデル(羊)の作製" 日本顎関節学会雑誌. 8. 366-367 (1996)

    • Related Report
      1996 Annual Research Report

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Published: 1995-04-01   Modified: 2016-04-21  

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