And so, by inserting a tube and a camera through the tube, we can unroof this air cell and we are right at the pituitary base, and we can take out a tumor without having to disrupt normal anatomy of the skull.

所，通过插入一根管子和一摄像头，我们可空气细胞，我们到了垂体底部，我们可取出一肿瘤，同时不破坏头骨的正常解剖。