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Microanatomy of the osseous jugular foramen area
Author(s): 
Pages: 103-106
Year: Issue:  1
Journal: Chinese Journal of Anatomy

Keyword:  颈静脉孔显微解剖;
Abstract: 目的: 观察骨性颈静脉孔区的显微解剖,为临床提供解剖学资料.方法: 显微镜下观察20例成人颅骨标本颈静脉孔的位置、组成、形态,并测量其大小及与周围骨性结构的距离.结果: 颈静脉孔是由枕骨和颞骨岩部合围的一个骨性管道,85%的外口、75%的内口右侧大于左侧;颈静脉孔内有颞突、枕突、锥形窝、颈静脉窝等结构;内口的前方与岩下窦沟相连,后接乙状窦沟,内口的上方有内耳门和前庭小管外口;颈静脉孔的外侧有茎乳孔和茎突,茎乳孔外接鼓乳裂,后方有枕骨颈突.结论: 多数颈静脉孔右侧大于左侧,乙状窦沟前移以右侧多见;鼓乳裂可以定位茎乳孔及颈静脉孔外侧壁;枕骨颈突是确定颈静脉孔后壁的标志.
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