In some embodiments, an entry point is identified using two anatomicallandmarks.
在一些实施方式中，使用两个解剖标志，确定进入点。
2
For example, the anatomicallandmarks can be an S1 foramen of the side being accessed and a sacroiliac joint.
例如，解剖标志可以是被进入边的S1孔和骶髂关节。
3
Objective: To study the relationship of anatomicallandmarks of posterior temporal cranial base and gain the orientation for posterior subtemporal transtentorial approach.