internal acoustic meatus

The cerebellopontine angle segment and internal acoustic meatus segment paralleled the vestibulocochlear nerve .

脑桥小脑角段和内耳道段与位听神经伴行；

Microsurgical anatomy of the facial and the vestibulocochlear nerves at the pontocerebellar angle and the internal acoustic meatus

面神经和位听神经在脑桥小脑角及内耳道的显微外科解剖

Sectional Anatomy Study of the Bottom of Internal Acoustic Meatus

内耳道底的断面解剖学研究

Suboccipital retrosigmoid approach drilling of the posterior wall of the internal acoustic meatus and preserving bone labyrinths of

单侧枕下乙状窦后入路磨开内耳道后壁与骨迷路保护

Results ( 1 ) CT thin tomographic scan can show relations between the posterior wall of the internal acoustic meatus and bone labyrinths ;

结果（1）CT断层薄扫可较好地显示骨迷路与内耳道后壁的关系及岩锥气化程度，高颈静脉球现象；

Results The facial nerve was divided into five segments , namely , cerebellopontine angle segment , internal acoustic meatus segment , labyrinthine segment , tympanum segment and mastoid segment .

结果面神经颅内段分为五段，即脑桥小脑角段、内耳道段、迷路段、鼓室段和乳突段。

The angle between the horizontal ICA and the line which connects the ICA genu to the medial lip of the internal acoustic meatus is 67.1 ± 4.3 ° .

ICA水平段与ICA膝部和内耳道内侧缘连线的夹角为67.1°±4.3°。

Results ( 1 ) FN in the temporal bone exhibited 3 obvious changes in direction : Between internal acoustic meatus segment and labyrinthine segment , there was an angle of 115.5 + 6.88 ( 110.6-118.5 ) opening towards anterior and medial direction ;

结果①FN在颞骨内的走行有三个较大的转折：内听道段和迷路段间。迷路段向前外走行，与内听道段向前内的夹角为115.5±6.88（110.6-118.5）°；

Methods On 15 adult cadaver heads fixed in formalin , microanatomy of the brain stem , cerebellopontine angle , internal acoustic meatus ( IAM ) and labyrinthine segment of the facial nerve and the related structures were observed and measured .

方法采用10%甲醛溶液充分固定的成人尸头标本15例，对面神经的脑干端、桥小脑角段、内耳道段及其毗邻结构进行测量和拍摄。

Identify The important structures of the petrosal bone including the groove for the greater superficial petrosal nerve , the facial hiatus , the arcuate eminence , the facial n. , the petrous ridge , and the internal acoustic meatus .

在岩骨表面确认岩浅大神经沟、面神经裂孔、弓状隆起、内听道口、岩嵴等解剖标志。