Conclusion The effect of left externallobe liver resection combined with choledochoscope for intrahepatic duct calculi is obvious, so it is worth being used reasonably.
结论左肝外叶切除联合胆道镜治疗肝内胆管结石的临床效果确切，临床应合理选择应用。
2
The outer ear includes the ear lobe and external auditory canal, which funnels sound waves toward the eardrum (or tympanic membrane) allowing it to vibrate.
外耳包括耳垂和外耳道——用于把声波引入鼓膜，使之振动鼓膜。
3
We also observed the types of external ear and lobe in 213 cases.