施加三路信号于动物体，采集并处理右心房内的定位信号数据，对激励源性能进行评价和分析。
The excitation source's performance is analyzed by acquisition and processing the localization signal in animal right atrium.
目的：探讨CT增强扫描对诊断左心房内血栓形成的价值。
Objective: To explore the value of ct enhanced scanning in diagnosing thrombosis in the left cardiac atrium.
结论：心脏起搏抑制房颤发生的机制可能与快频率起搏加速心房内传导、抑制了房性期前收缩、消除了窦性心动过缓和心脏长短间歇有关。
Conclusion: atrial overdrive can prevent AF, which may results from accelerating interatrial conduction, inhibiting atrial premature beat, eliminating sinus bradycardia and long short interval.
持续性房颤伴有不可控制的心房快速速率反应可能引起扩张性心肌病导致心房内心电重构(心房心肌病)。
Persistent AF with an uncontrolled, rapid ventricular heart rate response can cause a dilated cardiomyopathy and can lead to electrical remodeling in the atria (atrial cardiomyopathy).
目的：探讨风湿性二尖瓣狭窄患者左心房内自回声现象(SEC)与左心房血液流变学特点的关系。
Objective: the purpose of study was to observe the relationship be tween left atria hemorheological property and left atria spontaneous echo contrast (SEC) in rheumatic mitral stenosis.
心房扑动的发生机制是右房内的大折返激动。
It is known that the macro-reentry activation in the right atrium is the mechanism of atrial flutter.
房颤的机制是房早驱动的心房内不规则折返；
The mechanism of AF is intra atrial irregular reentry which is driven by APB;
目的：探讨辛伐他汀对心房颤动患者左房内径(LAD)的影响。
Objective: To explore the effect of simvastatin on the left atrial dimension (LAD) of patients with atrial fibrillation.
结左房内径增大、心房不应期缩短可能是持续性房颤的病理机制。
Conclusion the increase of left atrial dimension, the shorten of refractory period of atrium maybe the pathological mechanism of atrial fibrillation.
结左房内径增大、心房不应期缩短可能是持续性房颤的病理机制。
Conclusion the increase of left atrial dimension, the shorten of refractory period of atrium maybe the pathological mechanism of atrial fibrillation.
应用推荐