Left descending arteries were ligated at the distal side of the second diagonal branch.
分离左冠状动脉左前降支，第二对角支远端结扎。
2
Objective To investigate the anatomic foundation of using main branch of posterior femoral nerve to restore the sensation function of distal based sural island flap.
目的研究应用股后皮神经主干重建逆行腓肠神经营养血管岛状皮瓣感觉功能的解剖学依据。
3
The two root canals, root canal diverge and root canal branch et al have considerable incidence. Besides, mesial-distal root canal walls of mandibular incisor teeth are thin.