Method:The bottom mucoperiosteum of nasal cavity around the perforation of nasal septum were separated from the bone surface except with the margin part of perforation.

• 方法:自一侧鼻腔底部作一黏骨膜瓣以鼻中隔穿孔下缘为蒂经穿孔处翻向对侧,于黏骨膜下嵌入式植入一块约大于穿孔的超薄钛膜支架封闭穿孔,并缝合固定。