2009 Fiscal Year Final Research Report
Development of a Diagnostic Method for Temporomandibular Joint Noise Casea Based on Jaw Movement Analysis
Project/Area Number |
19791445
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Research Category |
Grant-in-Aid for Young Scientists (B)
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Allocation Type | Single-year Grants |
Research Field |
補綴理工系歯学
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Research Institution | The University of Tokushima |
Principal Investigator |
ISHIKAWA Teruaki The University of Tokushima, 医学部・歯学部附属病院, 医員 (00432758)
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Project Period (FY) |
2007 – 2009
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Keywords | 歯学 / 顎運動 / 顎関節雑音 / 診断法 / 6自由度顎運動パラメータ |
Research Abstract |
Jaw movement data include various significant information about the clinical diagnosis of stomatognathic functions. The purpose of this study was to develop a diagnostic method for temporomandibular joint noise cases based on jaw movements analysis using CS-IIi, the electromagnetic jaw tracking device in six-degree-of-freedom for chairside use. Twenty four healthy adult volunteers and 12 adult patients with temporomandibular joint noise participated in this study. jaw movements during chewing were recorded by the CS-IIi. The angles between an intercondylar axis were calculated from jaw movement data and analyzed. It was suggested that the angle between an intercondylar axis was likely to be the useful parameter for diagnosis of temporomandibular joint noise cases.
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