目的探讨用耳屏软骨环-软骨膜行鼓膜成形术的远期疗效。
Objective To investigate curative effect of the tragus cartilage ring with perichondrium for repairing tympanic membrane perforation.
方法：制作可调试平面规的模型，包括可调平面板和可折叠鼻翼耳屏指示线。
Method: Model of the new occlusal plane guide which consisted of an adjustable guide plane and a foldable index line was made.
获得的外耳形状更逼真、强度更高，可减少耳垂转位、耳甲腔及耳屏再造的手术。
A more real and stronger ear was obtained. The operation of earlap transform and tragus reforger can be cut down.
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