oval foramen

基本解释

However, in about 25 percent of individuals, the tunnel (or foramen ovale, Latin for “oval window”) remains open, or patent.
但是，在大约25%的个体中，这一通道（即卵圆孔）持续开放，或者闭合不全。
The results show that 93% of the suborbital foramen is an oval-shaped mono-foramen and 7% has a paraforamen, their exact positions on the maxilla being measured.
观测到眶下孔数目为单孔的占93％，呈卵园形，有副孔的占7％，并测量了它们在上颌骨的确定位置。
X-ray 3D-CT and navigation oval foramen locations were used in 42 cases intractable location so that the direction and position could be defined for trigeminal neuralgia.
同时对42例定位困难的三叉神经痛病人，在射频热凝治疗术中应用X线、三维CT或导航进行卵圆孔定位或在术中验证靶点。