v.插入中间；插于中间装饰
There was no blunting of anterior tympanomeatal angle in the interlay group. 在保持鼓膜前下锐角和锥形方面，夹层法亦优于内植法。
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。
Result:The rate of closure of perforation of tympani was 96.2%in interlay method group and 85.7%in underlay method. 结果：夹层法组穿孔愈合率为96.
Interlay: Cut-ort paper placed between a letterpress plate and its mount which increases pressure on the solids or dark tones. 中垫:在活版版块与版托之间，放置依图形裁剪的纸张，以增加实地或暗调部份的压力。
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；
n.夹层
