Conclusion: The interlay method of myringoplasty is an ideal method for healing perforation of tympani.
结论：夹层法鼓膜成形术是治疗鼓膜穿孔的较为理想的方法。
The hearing recovery of interlay method group was better than underlay method group. Function of Eustachian tube kept good condition in interlay method group.
夹层法组听力恢复明显优于内植法组，且术后咽鼓管功能保持良好；
The hearing recovery of interlay method group was better than underlay method group. Function of Eustachian tube kept good condition in interlay method group.
夹层法组听力恢复明显优于内植法组，且术后咽鼓管功能保持良好；
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