后负荷变化影响舒张早期及心房收缩期左室充盈。
Variation of afterload influenced not only early, but also late diastolic filling parameters.
目的探讨离心泵后负荷压力对血液破坏的影响。
Objective To investigate the effect of afterload pressure on hemolytic blood damage in centrifugal pump.
钙通道阻滞剂降低后负荷，而对前负荷几乎没有作用。
Calcium channel blockers reduce afterload with little effect on preload.
目的：观察强心滴丸对正常大鼠心肌收缩性能及左室后负荷的影响。
Objective:To observe the effect of QiangXinDiWan (QXDW) on cardiac muscle contractility and left ventricle back-load in normal rats.
PPV对心源性肺水肿的患者十分有益，因它可减少前负荷和后负荷。
PPV is very helpful in patients with cardiogenic pulmonary edema, as it helps to reduce preload and afterload.
文中研究了分布式电源接入放射状链式配电网络前后负荷节点电压的变化。
This paper conducts study on voltage changes when some certain capacity's DGs are penetrated into radial feeders.
结论：增加左心室后负荷诱发室性心律失常，与左室空间不应期离散增加有关。
CONCLUSION: Ventricular arrhythmia induced by increasing afterload in LV related to increase of temporal dispersion of refractory period.
结论两种药物联用降低心脏前负荷、后负荷，增加心脏每分输出量，改善心肺功能。
Conclusion Combination use of two drugs can decrease pre load and post load of heart, increase cardial minute ouput, improve the heart function.
目的：运用多普勒肺血流频谱，观察不同术式的肺切除后右心后负荷及泵功能的变化情况。
Objective: To study on the changes of right cardiac afterload and right ventricle pumping function according to different operation ways after pulmonary resection by Doppler pulmonary flow spectrum.
结论血液透析有效降低心脏前负荷，增加心肌收缩力，改善心功能，同时也增加心脏后负荷。
Conclusion Hemodialysis treatment is effective in decreasing cardiac preload, increasing myocardial contractility and cardiac afterload, improving cardiac function.
结论介入综合治疗急性pte能够快速改善血液动力学，降低右心室后负荷，预防PTE复发。
Conclusion To cure the acute PTE with interventional comprehensive treatment can improve the hemodynamics quickly, decrease the afterload of right ventricle and prevent the recurrence of PTE.
目的：观察后负荷增加所致充血性心力衰竭(CHF)大鼠血浆心钠素(ANP)水平的变化及地高辛的影响。
Objective: To study on the plasma level of at rial natriuretic polypeptide (ANP) and effect of digoxin in the rats with chronic congestive heart failure (CHF) by pressure overload.
目的：观察后负荷增加所致充血性心力衰竭(CHF)大鼠血浆心钠素(ANP)水平的变化及地高辛的影响。
Objective: To study on the plasma level of at rial natriuretic polypeptide (ANP) and effect of digoxin in the rats with chronic congestive heart failure (CHF) by pressure overload.
应用推荐