Methods: 50 cadaveric head specimens were observed of the pituitarium and seller septal foramen in sella turcica region.

方法：对50个头部标本的鞍区正常垂体以及鞍隔孔的显微解剖观测。

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Then endoscope-assisted supraorbital keyhole approach was performed in 9 fresh cadaveric head specimens to verify its feasibility.

在9例新鲜尸头上模拟进行内窥镜辅助眶上锁孔入路手术，进一步验证其可行性及优势。

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Then endoscope-assisted supraorbital keyhole approach was performed in 9 fresh cadaveric head specimens to verify its feasibility.

在9例新鲜尸头上模拟进行内窥镜辅助眶上锁孔入路手术，进一步验证其可行性及优势。

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