A Novel Method for Quantitative Analysis of Two Dimensional Collagen Remodeling in Left Atrium Induced by Left Ventricular Pressure Overload

左 心房胶原纤维二维重构定量研究的一种方法

Experimentally measured aortic pressure and left ventricular pressure from six male dogs were taken as input data for emulation .

以六条雄性犬的左 心室 压和主动脉压的实测数据作为输入进行仿真。

It is concluded that after AMI left atrial compensatory systolic function was enhanced to keep constant atrial ventricular pressure gradient ( AVPG ) which is important to increase left ventricular filling . This compensation mechanism of left atrium corresponds to Frank - Starling 'S law .

结论：急性心肌梗塞后，左房代偿性收缩功能增强，维持一定的左房与左 室间的 压差（ AVPG），对增加左室充盈量起重要作用，符合Frank&starling定律。

Objective To study the changes of TNF - α? NO in lung of immature rabbits with meconium aspiration and the relationship with right ventricular pressure .

目的研究肿瘤坏死固子（TNF-α）和一氧化氮（NO）在幼兔胎粪吸入后肺中的动态变化及这些变化与右 心室 压力的关系。

We measured the right ventricular pressure by right ventricular puncture .

应用右心室穿刺法经 压力 传感器与日本光电公司生产RM－6000型多道生理记录仪相连，测定右 心室收缩 压；

Whereas the maximum dropping rate of left ventricular pressure and the corrected value of left ventricular pressure rising and dropping rate were significantly increased only in 4 week subgroups of all three treatment groups ( P < 0.05 P < 0.01 respectively ) .

而左 室内 压最大下降速率和左室内压最大上升和下降速率与左 室收缩 压的比值仅在3个治疗组的4周亚组显著增加（P<0.05，P<0.01）。

CONCLUSION : Both ramipril and losartan can improve the left ventricular pressure overload hypertrophy and Ang ⅱ plays a principal role in the LV remodeling in response to chronic pressure overload .

结论：应用氯沙坦和雷米普利均能够降低缩窄大鼠腹主动脉造成的左 心室 肥厚，进一步提示AngⅡ在慢性压力过载导致左心室重构中起着关键性作用。

Method : In anesthetized rats carotid blood pressure left ventricular pressure and the vesical pressure were recorded .

方法：采用麻醉大鼠左侧颈总动脉插管记录血压，经右侧颈总动脉 左 心室插管记录 左 心室内 压，以及膀胱顶部插管记录膀胱内压。

The mean pulmonary arterial pressure and right ventricular pressure right ventricular weight blood gas analysis and pathological changs of the hearts and lungs in the rats were observed .

观察实验大鼠的平均肺动脉压、平均右 心室 压、右心室重量及心脏和肺脏的病理学改变，并作血气分析。

Left atrial 、 left ventricular pressure curves and aortic blood flow curves were measured beret and after mitral valve replacement .

测定置换前、后的左心房和左 心室 压力曲线，以及主动脉流量曲线。

Higher QTd in patients with hypertension is related to ventricular pressure overload .

高血压病病人的QTd的增大与 心室 负荷过重有关。

So it can be seen that the question of which of the four forces is the most important the key link is irrelevant . A Novel Method for Quantitative Analysis of Two Dimensional Collagen Remodeling in Left Atrium Induced by Left Ventricular Pressure Overload

所以说，哪种力量最重要最中心的提法是不对的。左 心房胶原纤维二维重构定量研究的一种方法

Objective : To detect the difference of left ventricular geometry in patients with right ventricular pressure and volume overload .

目的：探讨右 心室 压力及容量超荷患者左心室几何形态的不同。

Results : The left and right ventricular pressure curves of each cardiac cycle from the analogue experiment are much close to the pressure curve in human physiological system .

结果：模拟实验得到的左、右 心室心动周期 压力曲线和正常生理情况下的 左、 右 心室 心动周期压力曲线非常接近。

Epicardial ECG of the left ventricle and left ventricular pressure were recorded before and during ventricular dilation by injecting fluid into the latex balloon and then the incidence of ventricular dilation-induced arrhythmias was counted in control group and in streptomycin group .

记录膨胀左室前和向乳胶球囊注射液体膨胀左室过程中心外膜心电图和左 室 压力，计算对照组和链霉素组膨胀诱发心律失常的发生率。

Right ventricular pressure and pulmonary artery pressure of PAH rats induced by hypoxia and MCT were higher than that of normal rats .

结果1.低氧及MCT诱导的PAH大鼠右 心室 压及肺动脉压较正常对照组明显升高；肺动脉显著增厚。

The effect of Vitamin E on left ventricular pressure of experimental myocardial ischemia reperfusion . injury in rabbit

维生素E对家兔实验性心肌缺血/再灌注损伤左 心室 压力的影响

The release of BNP is directly proportional to left ventricular pressure and volume expansion .

BNP的释放与左 心室 容积扩张直接成比例。

Objective To evaluate the method of making a right ventricle hypertrophy model in rats and measure rats ' right ventricular pressure by catheterization .

目的探讨大鼠右室肥厚模型的制作及心导管法测定大鼠右 室 压。

Experimental and Clinical Study of Right Ventricular Pressure Overload

右 室 压力负荷增重的实验与临床研究

Investigation of Estimating Rate of Left Ventricular Pressure Rise By Doppler Echocardiography

多普勒超声测定左 室 压力上升速率的探讨

Immediate-early gene responses to different cardiac loads and ventricular pressure in the rat left ventricle

不同心脏负荷及 心室内 压变化对大鼠早期心肌原癌基因表达的影响

A study on the correlating factors of the time constant of left ventricular pressure fall in dogs

狗左 心室 压力下降时间常数相关因素的研究

The effect of afterload on the ventricular pressure - volume relationship

后负荷对 心室 压力-容积关系的影响

In recent years a lot of researches have been made on the relation between cardiac diseases and cardiac neurohormone & brain natriuretic peptide ( BNP ) which is comes from the increase load of ventricular pressure and volume .

近年来，作为 心室 压力及容量负荷增加反应所产生的心脏神经激素&脑钠肽（BNP），很多学者对其与各种心脏病的关系进行了大量研究。

Aortic pressure left ventricular pressure left ventricular function aortic blood flow systemic resistance and biochemistry were maintained stable during the 24 hour period .

保存期间，主动脉压、左 心室 压、左心室功能、主动脉血流量、血管阻力、生化测定等均保持稳定。

Analysis of left ventricular pressure during early relaxation in coronary artery disease

冠心病舒张早期左 室 压力分析 左 室 舒张 功能不全