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.
结果阿司咪唑使多数小鼠心率减慢，PR间期和Q T间期延长，随剂量增加，甚至可引起完全性房室传导阻滞和窦性停搏。
RESULTS astemizole could slower the heart rate of mice, prolong P-R and Q-T interphase, even arise the complete AV block and sinus beat stop with the dose increase.
钾和钙失衡可能造成危及生命的心律失常，包括心搏骤停；代谢性酸中毒会加重这种情况。
Imbalance of potassium and calcium may cause life-threatening cardiac arrhythmias, including cardiac arrest; metabolic acidosis may exacerbate this situation.
他补充说污染相关性心脏停搏多数发生在污染水平高但是仍然低于现行EPA安全阈值的时候。
He added that pollution related cardiac arrests occurred during times when the levels were high but still below the current EPA safety threshold.
目的探讨心脏停搏液灌注压力高低对猪冠状动脉血管平滑肌功能及内皮依赖性舒张反应的影响。
Objective To investigate the effects of perfusion pressure with a cardioplegic solution on endothelium-dependent relaxation and smooth muscle function of porcine coronary artery.
适当剂量的阿托品能消除多种类型的迷走反射性心效减慢或停搏。
Adequate doses of atropine can abolish many types of reflex vagal cardiac slowing or asystole.
停搏是镉中毒的潜在性损害。
结果：氧合血心脏停搏液持续灌注方法术后低心排血量综合征、室性心律失常发生例数和起搏器使用率较低；
Results:The results showed that the postoperative complications could be reduced significantly by the method of continuous oxygenated blood cardioplegia.
结论：氧合血心脏停搏液持续灌注比冷晶体心脏停搏液间断灌注在心肌保护方面具有明显的优越性，是一种较好的心肌保护方法。
Conclusion: The continuous warm oxygenated blood cardioplegia is a good method for myocardial protection, and is superior to intermittent cold crystalloid cardioplegia.
结论高血钾对窒息性心搏骤停的负面影响要高于低血钾。
ConclusionThe hyperkalemia affects more on cardiac arrest of asphyxia than hypokalemia.
目的：评估HTK液和冷晶体含血停搏液在深低温停循环选择性脑灌注下行全主动脉弓替换支架“象鼻”手术中的心肌保护效果。
Objective:To evaluate the myocardial protective effects of HTK on the operation of aortic dissection, through comparison with 1:4 cold blood cardioplegia and HTK cardioplegia.
部分大鼠ecg还出现一过性心脏停搏、ST段下降、T波倒置、Q - T延长等异常改变。
ECG abnormalities included transient asystole, ST-depression, T-wave inversion and Q-T elongation.
部分大鼠ecg还出现一过性心脏停搏、ST段下降、T波倒置、Q - T延长等异常改变。
ECG abnormalities included transient asystole, ST-depression, T-wave inversion and Q-T elongation.
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