Objective To investigate the specific application of ergonomics for design of operation field in sanitary train.
目的：探讨人机工程学在卫生列车手术区设计中的具体应用。
This paper also introduces 8 measures to reduce bleeding during operation, so as to make the operation field clear, avoid residue and recurrence.
本文还提出了减少术中出血的8种措施，力求手术视野清晰，防止残留和复发。
Conclusion Endoscope is easy to manipulate with a clear operation field, and can, therefore, be used in myringoplasty for all kinds of tympanic membrane perforations using sandwich technique.
结论耳内镜使用方便、术野清晰，夹层法适合于各种类型的鼓膜穿孔。
RESULT: there were no obvious difference (P>0.05)between these two kinds of methods in treatment, but the number of operation field and the time of hospitalization is quite different (P<0.05).
结果：两种方法在疗效上无显著差异（P>0.05），但手术野数目和住院时间存在显著差异（P<0.05）。
Conclusions The posterior coaxial portals via PTT sheath for ankle arthroscopy have such advantages as easy maneuverability, superior safety, clear vision and larger operation field under arthroscopy.
结论经胫后肌腱鞘的踝关节镜后方共轴入路，具有操作简便、安全性好、镜下视野清楚、操作空间大的优点。
Data field of object describes model's state, operation field of object describes model's behaviors, and operations of model are responded by messages.
对象的数据域描述了模型的状态，其操作域反映模型的行为。而模型的操作是靠对象之间发送消息来响应的。
Operation field of the sellar region tumors was fairly visible via pterional approach. The total-resection rate of tumor and patients' prognosis were remarkably improved.
鞍区肿瘤应用翼点入路行显微手术切除，术野显露良好，肿瘤全切率及患者预后得到明显提高。
Operation field of the sellar region tumors was fairly visible via pterional approach. The total-resection rate of tumor and patients' prognosis were remarkably improved.
鞍区肿瘤应用翼点入路行显微手术切除，术野显露良好，肿瘤全切率及患者预后得到明显提高。
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