Morphological characteristics of the anterior ethmoidal artery in ethmoid roof and endoscopic localization .

筛前动脉在筛顶的走行特征与内窥镜定位。

To provide objective data for the location of the ethmoidal artery in ethmoidectomy .

目的为筛窦手术中筛动脉定位提供客观资料和数据。

Provision of access to the following structures : ethmoidal artery , orbit content , skull base , pituitary gland .

通往以下结构:筛动脉,眶内物,颅底,脑下垂体。

Ethmoidal arteries are often well develop d in these patients and it is always necessary to assess them properly in order to manage appropriately these patients , by either endovascular or surgical methods .

在这些病例中筛动脉通常能很好显影，正确地评估筛动脉以便恰当通过血管内疗法或外科手段地处理这些病例。