急性心肌梗死；室颤发生率；大鼠模型。
Acute myocardial infarction; Incidence of ventricular fibrillation; Rat model.
室颤通常是由心脏疾病引起的，比如心梗。
Most cases of ventricular fibrillation are linked to some form of heart disease. Ventricular fibrillation is frequently triggered by a heart attack.
结论：快速刺激诱发的室颤存在时空的不稳定性。
Conclusion: Spatiotemporal instability exists in VF induced by rapid pacing.
目的：研究吴茱萸次碱对离体大鼠室颤阈的影响。
Objective: To investigate the effect of rutaecarpine on the ventricular fibrillation threshold (VFT) of isolated rat heart.
最常见的恶性快速性室性心律失常类型是心室颤动。
Ventricular fibrillation(VF) was the most common type of malignant rapid ventricular arrhythmia.
结果急性心肌梗死时，诱发室颤的刺激间期明显提高；
Results The pacing interval of VF in acute ischemia myocardium had been significantly increased;
目的探讨中低温室颤性停搏对心内直视手术的心肌保护效果。
ObjectiveTo investigate the effect of moderate hypothermic ventricular fibrillation arrest on myocardial protection in open-heart surgery.
目的观察体外循环低温持续电诱导室颤心脏心肌氧耗量的变化。
Objective To observe the changes of myocardial oxygen consumption in hypothermic continuously electric-induced ventricular fibrillation heart during cardiopulmonary bypass.
目的：探讨卡维地洛抗豚鼠再灌注早期心室颤动作用及其机制。
Objective: To study the effect and mechanism of carvedilol on ventricular fibrillation at early phase of reperfusion in guinea pig.
应用心脏程序电刺激技术测定心室电生理参数及心室颤动阈值。
Programmed electric stimulation techniques were used to analyse the ventricular electrophysiological properties and to measure ventricular fibrillation thresholds.
目的：探讨在低温室颤下灌注心肌的安全性及其心肌保护的效果。
Objective: To investigate the safety and myocardial protective effect of prolonged perfused ventricular fibrillation under moderate hypothermia.
答：大多数情况下，很可能是由于心室颤动导致恐惧引发的突然死亡。
A: In most cases, it's probably ventricular fibrillation that causes these sudden deaths from fear.
心脏骤停的最常见原因是由心肌梗塞引起的心率极度紊乱（如室颤）。
The most common reason for sudden cardiac arrest is a very chaotic heart rhythm (ventricular fibrillation), which occurs as a result of a heart attack.
死亡原因主要为心室颤动，细菌性、霉菌性心内膜炎，低心输出量综合征等。
The main causes of death were ventricular fibrillation, bacterial and mycotic endocarditis and low cardiac output.
对心跳骤停或心室颤动等成功复苏的病人，ICD同样可显著减少心源性死亡；
ICD can significantly reduce the cardical mortality of the patients with resuscitative cardiac arrest or ventricular fibrillation too.
一个重要的例子是心室颤动的混沌行为，严重的经常可威胁生命的心脏节律异常。
An important example is the chaotic behavior of ventricular fibrillation, a severely abnormal heart rhythm that is often life-threatening.
目的评价变温水毯在中低温心脏不停跳及室颤性停搏下心内直视手术后应用的效果。
Objective to evaluate the effect of temperature changeable water blanket after direct guided heart operation under heartbeat and ventricular heartbeat stop.
结果：128例患者中34例心电示波为室颤给予AED除颤，心肺复苏成功8例；
Results: 34 cases of VF be defibrillated by AED in 128 patients, and 8 were survived after CPR.
心室颤动的波形分析能明确提高患者心跳骤停后存活率需前瞻性临床研究加以证实。
Prospective clinical studies are highly warranted to demonstrate that ventricular fibrillation waveform analysis definitely improves survival after cardiac arrest.
下壁心梗并发房性及室性异位节律（未包括室颤）均显著高于前壁心梗（P均<0.05）。
Atrial and ventricular arrhythmia (not including ventricular fibrillation) in inferior infarction were both significantly higher than those of anterior acute infarction (P<0. 05).
在接受永久性植入式心脏除颤器的患者中，137次诱发事件中心室颤动被100%成功发现。
Among patients who received a permanent subcutaneous ICD, ventricular fibrillation was successfully detected in 100% of 137 induced episodes.
方法：利用旋波动力学的研究方法，对二维心脏系统施加周期驱动与有效驱动数值模拟心室颤动的控制和消除。
Methods: The numerical simulation for controlling ventricular fibrillation in 2D cardiac excitable media was studied by spiral wave dynamics.
目的：观察碟脉灵注射液对心室颤动(简称室颤)家兔血浆及心肌组织内皮素1 (et - 1)含量的影响。
Objective: To observe the effects of Diemailing on ET 1 in plasma and heart tissues of rabbits with ventricular fibrillation.
结论：对心室颤动犬进行心肺复苏时，联用利多卡因或伊布·利特与肾上腺素同样有效的提高了冠状动脉灌注压。
Conclusion: Lidocaine and ibutilide respectively combined with adrenaline are both effective for improving the CPP in treating VF in canine model.
术中患者由于出现低血压、贫血、低体温、容量超负荷和低氧等引起长时间心肌缺血，最终诱发室颤并发生P MI。
Perioperative hypotension, anemia, hypoxemia, and hypothermia aggravated the patient's ischemia and volume overload, leading to ventricular fibrillation and PMI.
结论：该心室颤动模型具有满意的可重复性及可操作性，诱发室颤效果非常好，能够满足心肺脑复苏及电击除颤的实验研究。
Conclusion: the swine model of VF has satisfied repeatability and operability, and meets the need for experiment researches of cardiopulmonary resuscitation and defibrillation shock.
它持续监测心跳节律，如果心跳过慢就像起搏器一样发挥作用，如果出现室速或室颤它就会发射不同能量的除颤电流，使心率恢复正常。
The ICD continuously monitors your heart rhythm. If it detects a rhythm that's too slow, it paces the heart as a pacemaker would.
它持续监测心跳节律，如果心跳过慢就像起搏器一样发挥作用，如果出现室速或室颤它就会发射不同能量的除颤电流，使心率恢复正常。
The ICD continuously monitors your heart rhythm. If it detects a rhythm that's too slow, it paces the heart as a pacemaker would.
应用推荐