小型猪颞下颌关节腔内压的测定与分析
【目的】测量小型猪颞下颌关节上腔内压在下颌3个功能位的变化规律。【方法】用关节内压力测量仪对11只健康成年雌性小型猪在休息位、被动大开口位、被动闭口位的22侧颞下颌关节测量关节内压值。【结果】小型猪左右侧颞下颌关节腔内压值差异无统计学意义(P〉0.05);休息位压力为(-0.36±0.32)kPa.被动大开口位为(2.02±1.01)kPa,被动闭口位为(0.42±0.36)kPa,3个功能位压力值差异有统计学意义(P〈0.05)。【结论】小型猪两侧颞下颌关节腔内压无显著差异;在休息位,颞下颌关节上腔内压力为负值,被动大开口时压力迅速升高为较大的正压,被动闭口时压力升高为较小的正压。小型猪颞下...
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Main Authors: | 张娟, 张志光, 葛成 |
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Format: | Article |
Language: | zho |
Published: |
Editorial Office of Journal of Sun Yat-sen University
2006-01-01
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Series: | Zhongshan Daxue xuebao. Yixue kexue ban |
Subjects: | |
Online Access: | http://xuebaoyx.sysu.edu.cn/zh/article/43582839/ |
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