心肌收缩性

猫烫伤休克早期血浆ET-1含量和心肌收缩性的变化

Dynamic changes of plasma ET 1 content and myocardial contractility during early stage of burn shock

心律影响心肌收缩性，其生理性最大缩短速度（Vpm）和心电图R－R间期呈线性相关。

Changes of heart rate affected the myocardial contractility . Physiological maximal shortening velocity ( Vpm ) was correlated with ECG R-R duration .

作者观察12只健康狗颅内压（ICP）升高对心肌收缩性的影响.用硬脑膜外套囊法使ICP阶梯升高，分别升至6.7,13.3和20.0kPa。

The effect of elevated intracranial pressure ( ICP ) on cardiac contractility was studied in 12 dogs .

以EF斜率等表的心脏舒张功能高血压不同左室构型患者损害不同，舒张功能的改变与心肌收缩性的损害成正相关。

The damage of diastolic function showed as EF slope was strongly correlated with the decreased myocardial contractility .

FK对麻醉大鼠心肌收缩性和血流动力学的作用

Effects of FK on myocardial contractility and hemodynamics in anaesthetized rats

±dp／dt降低提示异丙酚与等效剂量硫贲妥钠对心肌收缩性有相同程度的抑制作用。

The decrease in ± dp / dt indicated that propofol and equivalent dose of thiopental caused similar depression on myocardial contractility .

结果：阴虚阳亢证组左心室收缩功能指标左室短轴缩短分数（FS）、射血分数（EF）、心肌收缩性显著高于正常对照组（P＜0.05和P＜0.01）；

Results : Among the indices of LVSF fractional shortening ( FS ), ejection fraction ( EF ), and myocardial contractility in YDYES group were significantly higher than those in normally control group ( P < 0 05 and P < 0 01 ) .

低通气量呼吸对犬左空心肌收缩性的影响

Effect of hypoventilation on the left ventricular myocardial contractility in dogs

早搏后强化作用评定心肌收缩性

An evaluation of cardiac contractility with the postextrasystolic potentiation

变力性一词通常用来描述心肌收缩性的变化。

The term inotropic is commonly used in discussing changes in myocardial contractility .

实验性颅内压升高对狗心肌收缩性的影响

Effect of elevated intracranial pressure on canine cardiac contractility

a可直观反映心肌收缩性。

Systolic acceleration can reflect myocardial contractility directly .

增加前、后负荷对右心室心肌收缩性指标的影响

Effect of increasing preload and afterload on the myocardial contractility indices of right ventricle

异丙酚对大鼠心肌收缩性影响的实验研究

Effects of propofol on myocardial contractility in rats

心力储备与运动能力的研究早搏后强化作用评定心肌收缩性

A study of cardiac reserve and sports ability

葡甲胺环腺苷酸对心肌收缩性、耗氧量和兴奋性的影响

Effects of meglumine cyclic adenylate on contractility , oxygen consumption and excitability of cardiac muscle

严重烧伤早期大鼠心肌收缩性变化及其机制的实验研究

Study on the change in myocardium contractility and its mechanism after severe burns in rats

通过提高心肌收缩性和促进组织重塑改善心肌梗死后心功能。

IGF-I improves cardiac function after myocardial infarction by stimulating contractility and promoting tissue remodeling .

比较观察实验中常用右心室心肌收缩性指标的变化情况。

The changes of the indices of myocardial contractility of the right ventricle were compared and observed .

结果表明用药组术前泵功能和心肌收缩性均有所改善。

Results showed that the indices of pump function and cardiac contractility increased significantly in the coenzyme Q_ ( 10 ) group .

心肌收缩性的降低与心肌氧耗量降低直接相关，而不是由于营养物的摄取减少；

The depression of myocardial contractile and relaxation functions are related with depression of the oxygen consumption rather than reduce of intaking in nutrients ;

力场的扰动要引起位移场的变化或者说变分。变力性一词通常用来描述心肌收缩性的变化。

Perturbations of the force field will cause changes , or variations , of the displacement field . The term inotropic is commonly used in discussing changes in myocardial contractility .

K+和Ca2+存在竞争性抑制关系，可使Ca2+内流减小，心肌收缩性减弱。

The relationship of competitive inhibition was situated in K + and Ca 2 + . The inner flow of Ca 2 + was decreased and the myocardium contraction was weakened .

人体肩关节屈伸肌群等动向心、等动离心、等长收缩肌力的研究变力性一词通常用来描述心肌收缩性的变化。

Research on the Isokinetic Concentric , Eccentric and Isometric Strength of Young Adults Shoulder Flexor and Extensor ; The term inotropic is commonly used in discussing changes in myocardial contractility .

目的：用室壁应力左室中层缩短率关系做为评价心肌收缩性的指标，研究高血压不同左室构型患者心肌收缩性的改变与心功能变化的关系。

Objective : To study the relationship between the alteration of myocardial contractility and cardiac function in hypertensive patients with different left ventricular geometry using the end systolic stress midwall fractional shortening .

654-2对冠脉结扎与非冠脉结扎大鼠的直接血液动力学作用表现为平均动脉压、心输出量和左室心肌收缩性显著降低，提示654-2可以减少心肌氧耗量，从而对缺血心肌发生有利影响。

The direct hemodynamic effects of 654-2 on the ligated or non-ligated rats showed reduction of mean arterial pressure , cardiac output and left ventricular myocardial contractility . This indicates that 654-2 might reduce the oxygen consumption of myocardium and seems to be beneficial to the ischemic myocardium .

以往研究表明，内毒素（LPS）可引起心肌细胞收缩性降低和微循环功能障碍。

Some studies suggested that lipopolysaccharide ( LPS ) could induce the contractile dysfunction of cardiomyocytes .

目的探讨速度向量成像（VVI）技术评估正常QRS波群慢性心力衰竭（CHF）患者左室心肌收缩同步性的应用价值。

Objective To assess the longitudinal , radial and circumferential systolic synchrony of the left ventricular ( LV ) by velocity vector imaging ( VVI ) in patients with chronic heart failure ( CHF ) and normal QRS duration .

对心脏瓣膜疾病的病人，注射大剂量芬太尼麻醉，病人以心率减慢最为显著，SV增加，CI不变，MAP下降，心肌收缩代偿性增强；

( 3 ) After injecting a heavy dose of fentanyl anesthesia into those patients with cardiacvalve disease , the reduction of HR was the most pronunced , there appeared an increase of SV , no change of CI , a decrease in MAP and augmentation of myocardial contractility .

虎杖苷对心肌细胞收缩性的影响

Influence of polydatin on the contractility of myocardial cells