外耳道

Objective To investigate the clinical characters and treatments of congenital aural atresia.

目的 探讨先天性外耳道闭锁的中耳畸形特点、治疗方法及其效果。

To explore the surgical management for stenosis or atresia following operations for congenital external atresia and its effect.

目的 探讨先天性外耳道闭锁成形术后狭窄或再闭锁的处理方法及效果。

Methods The GSI-16 clinical two channel audiometer with built in sound field system was used to observe 143 cases(168 ears)with various hearing aids.

应用GSI-16纯音听力计附声场测听系统，观察168耳不同类型助听器使用者助听前的听力损失和助听后的听力补偿；测试裸耳及佩戴不同类型耳内式助听器后外耳道共振峰幅值；测试22耳耳内式助听器使用者的言语分辨率。

objective to explore the clinical characteristics and treatment of external auditory canal cholesteatoma.

目的 探讨外耳道胆脂瘤的临床特征和治疗方法。

Objective In order to explore the effect of oto-endoscope on aural media operation.

目的探讨耳内镜在门诊外耳道疾病治疗中的应用价值。

The tissues round the tragus was not enough to make the tragus in the patients who had cavity of auricular concha or external auditory canal reconstructed . So the free composite tissue of residual ear ,which will be deserted in the reconstructed auricular repair usually , could be used to make the tragus .

对于存在耳甲腔或外耳道再造后，仍无耳屏的患者，拟再造耳屏的周边组织量有限，不足以行耳屏的再造，而采用多余的残耳复合游离移植，则可以合理利用组织，组织的成活率高，再造的耳屏形状良好。

Result:The content of cholesteatoma tissues and postauricular skin specimens are a normal euploid.

结果：胆脂瘤上皮细胞和外耳道上皮细胞的核型均为二倍体，未见异倍体。

Results The most cases of external acoustic meatus cholesyeatoma presented with skin chronic infection and bone erosion from mild to severe .

结果多数患者外耳道皮肤有慢性炎症，且外耳道骨壁出现不同程度扩大，侵蚀，甚至向远深部扩展累及中耳，颈静脉和面神经。

Objective To know the influence of external auditory meatus air pressure variation on amplitude of transiently evoked and distortion product otoacoustic emisssions, and to inquire into the effect of EAPV on the ear function state.

目的 了解外耳道压力改变对耳声发射幅值的影响，进而探讨外耳道压力因素对耳功能状态的影响。

Papilloma of external auditory meatus resected by holmium laser in auri-endoscope is simple and reliable.

耳内镜下Ho-YAG激光切除外耳道乳头状瘤操作简单，视野清晰，无出血，外耳道狭窄发生率低，乳头状瘤复发少。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。