Conclusion Mending the perforation of nasal septum by shifting the mucoperiosteal flap and perpendicular plate of the ethmoid bone under nasal endoscope is an effective method.
结论鼻内镜下双侧黏软骨(骨)膜瓣移位加筛骨垂直板是治疗鼻中隔穿孔的理想方法。
2
With the analysis of punching technology of locating plate, punching hole-mending hole-blanking continuous punching technology can improve part quality and production efficiency greatly.