7. All the patients were treated with canalplasty, and 84 cases(84 ears) with mastoidprocess of pneumatic type were treated with tympanoplasty and canalplasty.
对84例(84耳)气化型乳突患者同时行耳道成形术和鼓室成形术。
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8. The jugular foramen can be exposed after removal of the mastoid process and the petrous bone under the labyrinth superiorly and by resection of jugular process posteriorly.
通过切除颈静脉突和迷路下骨质分别自后、外、下和上方显露颈静脉孔。
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9. There is no evidence of a destructive process involving the mastoid air cells on the provided images.
所示图像并无证据表明乳突气房破坏。
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10. There is no evidence of a destructive process involving the mastoid air cells on the provided images.