结论冠状动脉血管闭塞时间越长，血运重建术成功率越低。
Conclusion It is found that the longer coronary artery occlusion of the lower success in revascularization.
结论闭塞性冠状动脉病变的PT CA是安全有效的，闭塞时间越短ptca成功率越高。
Conclusion PTCA was safe and effective in treating occlusive coronary artery disease, especially when the occlusive time was short.
其中13例次术后再次闭塞行手术治疗，但人工血管搭桥术平均再发闭塞时间明显长于其他术式。
Repeated graft failure occurred in 13 cases and renewed bypass grafting operations had a longer average recurrent interval than others.
影响治疗效果的因素有取栓时间、动脉硬化狭窄或闭塞等因素。
Influential factors of treatment are the time of thrombectomy, arteriosclerosis causing partial or complete occlusion.
方法采用四血管闭塞法制备大鼠脑缺血再灌注模型后，用二苯胺法测定脑缺血再灌注组及金纳多治疗组随缺血再灌注时间延长皮质DNA裂解率变化。
Methods The rats cerebral ischemia and reperfusion model by four -vessel occlusion method was used to observe the change of DNA splitting rate between ischemia and reperfusion group and Ginaton group.
目的探讨急性脑静脉闭塞模型脑实质损伤治疗时间窗的存在及其意义。
Objective: To discuss the existence and significance of therapeutic time-window in brain parenchymal lesions of acute cerebral venous occlusion in animal models.
介绍了城市轨道交通不同信号闭塞方式及其追踪列车间隔时间的计算方法，建立了多列车追踪运行的仿真系统，并进行了算例的设计。
This paper introduces different signal block modes and the method which was used to calculate tracking intervals between trains, and establishes simulation system for multi-train tracking.
准移动闭塞信号系统研究的追踪列车间的安全间隔距离与旧的信号系统下相比较短，缩短了列车的追踪间隔时间，有利于提高铁路通过能力。
Compared with the old signal system, the (signal system of) quasi-moving block shortens the safe distance of inter-train tracking interval and improves railway passing capability.
准移动闭塞信号系统研究的追踪列车间的安全间隔距离与旧的信号系统下相比较短，缩短了列车的追踪间隔时间，有利于提高铁路通过能力。
Compared with the old signal system, the (signal system of) quasi-moving block shortens the safe distance of inter-train tracking interval and improves railway passing capability.
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