目的：为研制适于腕骨四角融合术的内固定器械及手术方式提供解剖学参数。

Objective: to provide anatomic parameters for the surgical operation and designing the internal fixation instruments for four-corner arthrodesis.

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只要所有的生理学以及解剖学参数吻合，这些新的部分就不需要像精确的复制品那样具有自然骨骼结构的外形。

So long as all the physiological and anatomic parameters are met, these new parts need not look anything like precise replicas of the natural bone structure.

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目的：为鼻内镜下经蝶窦垂体手术选择安全手术进路，避免损伤海绵间窦导致大出血提供解剖学参数。

Objective:To search for a safe approach for transsphenoidal endoscopic pituitary surgery, so as to avoid injury of intercavernous sinuses during the operation.

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