Anatomical location of various condylar points for jaw movement analysis in Japanese women.

Anatomical location of various condylar points for jaw movement analysis in Japanese women.
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日本女性下颌运动分析的各种髁点的解剖位置。

DOI:
10.1111/j.1365-2842.2009.02049.x
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发表时间:
2010
影响因子:
2.9
通讯作者:
Y. Nakamura
Y. Nakamura
中科院分区:
医学2区
文献类型:
--
作者:
H. Tokiwa;F. Nakazawa;M. Ozaki;Y. Nakamura

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相似文献

本研究的目的是确定头颅侧位片上触诊外侧髁极的铰链轴点、运动轴点和参考点的解剖位置。受试者包括 18 名日本女性,根据以下标准选择:正常咬合;没有口颌功能的体征和症状。之前提到的下颌运动和髁突参考点以六个自由度进行三维记录,并使用光电下颌跟踪系统确定运动轴点和铰链轴点。使用头颅侧位片来确定髁突中三个点的解剖位置。铰轴点的平均位置为法兰克福水平面前方 12.9 mm、下方 5.3 mm,运动轴点位于前方 12.8 mm、下方 0.1 mm,触诊外侧髁极的参考点分别位于前方 10.7 mm、下方 0.8 mm。大多数受试者的运动轴点位于髁突外部。触诊侧极的参考点为分析髁突运动提供了有用的指标。
The aim of this study was to determine anatomical locations of the hinge axis point, kinematic axis point and reference point for the palpated lateral condylar pole on lateral cephalograms. Subjects comprised 18 Japanese women selected according to following criteria: normal occlusion; and absence of signs and symptoms of stomatognathic function. Jaw movement and the condylar reference points noted earlier were recorded three-dimensionally with six degrees of freedom, and kinematic axis point and hinge axis point were determined using an optoelectronic jaw-tracking system. Lateral cephalograms were used to determine anatomical locations of the three points in the condyle. Mean location of hinge axis point was 12.9 mm anterior of the porion and 5.3 mm inferior to the Frankfort horizontal plane, the kinematic axis point was situated in 12.8 mm anterior and 0.1 mm inferior, and the reference point for the palpated lateral condylar pole was situated 10.7 mm anterior and 0.8 mm inferior, respectively. The kinematic axis point was located outside the condyle in the majority of subjects. The reference point for the palpated lateral pole offers a useful indicator in the analysis of condylar movements.
DOI: --
发表时间: 2005
期刊:
影响因子: --
作者:
秋田裕子著;山本清洋;住居広士監修
通讯作者: 住居広士監修
DOI: --
发表时间: 2007
期刊:
影响因子: --
作者:
佐々木久長;金子善博;他
通讯作者: 他