椎间盘造影术操作往往不到一个小时。
术中注意无瘤术操作；
前言： 目的：研究气管镜操作术的成功率和安全性。
Gbjective :To study the safety and success rate of operating tracheoscopy.
手术时机的把握以及术中操作是成功关键。
对照组按人工流产术常规进行操作。
The control group adopted the usual method of artificial abortion.
结论翼状胬肉转移术创伤小，易操作。
Conclusion Pterygium transplantation is a easy-taking surgery method which has litle injury.
结论：侧脑室引流术为一操作简单、疗效确定的脑室出血治疗手段。
Conclusion: the paraventriculostomy was simple and effective therapy for the ventricular hemorrhage.
结论：侧脑室引流术为一操作简单、疗效确定的脑室出血治疗手段。
Conclusion: the paraventriculostomy was simple and effective therapy for the ventricular hemorrhage.
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