主动脉

Sometimes in older adults, a normal tricuspid aortic valve will undergo calcification, a so-called "senile calcific aortic stenosis."

有时，在老年人中正常的三个瓣叶的主动脉瓣也会发生钙化，被称为"老年性钙化的主动脉瓣狭窄"。

He recalls a mother in her late 20s who came to him because she had an inoperable defect in her aorta that would rupture at some undeterminable time in the future, killing her instantly.

他提起这样一位母亲：将近30岁的她来求助，因为在她的一条主动脉上存在着某种缺陷（inoperable defect 。译者很迷茫），所以主动脉会在将来的某个不确定的时间爆裂，这会使得她当场死亡。

Objective: To investigate the changes of vasoconstrictor and vasodilator functions of isolated thoracic aorta in the rats with obstructive jaundice, so as to study the mechanism for the functional changes of the aorta in rats with obstructive jaundice.

目的：研究阻塞性黄疸大鼠离体胸主动脉收缩及舒张功能的变化规律，探讨高胆红素血症导致阻塞性黄疸大鼠离体胸主动脉收缩及舒张功能变化的可能机制。

Methods:Phamaco1ogy studies adopt orycto1agus curicu1us athero-sclerosis and musculus remembrance function bindrance model, set modelgroup, void control group, positiye control group, and NLKC high, middle,low dose group. The effects were observed by monitoring the inf1unenceof NLKC on blood and aorta 1 ipid, hemorrheology, l ipid peroxidation (LP0),thromboxanceB: Y 6--keto--prostag1andinF1 Q (6--keto--PGF, Q ), thick-ness and stage of atherosclerosis plaque, pathology of aorta andcoronary artery, and remembrance function.

主要药效学选用家兔动脉粥样硬化模型、小鼠记忆障碍模型等，设立脑力康胶囊不同剂量组、模型组、空白对照组、阳性对照组等，观察脑力康胶囊对血脂、血流变、过氧化脂质、血栓素B2（TXB2）、 6－酮－前列腺素F10（6－keto－PGF10）、主动脉脂质含量、动脉粥样硬化斑块厚度及程度、主动脉及冠状动脉病理形态、增强记忆等方面的影响。

Fourteen of the 539 alive siblings had known aneurysmal disease and 12 of those had had surgical repair.

对74例同代亲属筛选发现4例患有轻度主动脉扩张，6例患有中到重度主动脉扩张。

These arise anterolaterally from the aorta almost immediately as it exits the aortic hiatus and extend over and supply the inferior surface of the diaphragm.

，主动脉几乎是一从主动脉裂孔出来，这两条动脉就从它的前外侧分支，向上行，为横隔膜下表面提供血液，它们还分别分支为多条身体同一侧的肾上腺上支动脉。

Background--Percutaneous aortic ale replacement represents an endoascular alternatie to conentional open heart surgery without the need for sternotomy, aortotomy, or cardiopulmonary bypass.

背景—经皮穿刺主动脉瓣置换术可作为传统开胸心脏手术的替代治疗方法，可避免开胸术、主动脉切开术或者体外循环。

And it is also useful for older patients, hypertensive patients and diabetes in order to reduce the frequency of stroke related to atheromatous embolization.

本研究不仅为临床提供国人正常胸主动脉各部位TEE正常参考值，同时显示TEE技术是方便、可行的研究胸主动脉整体结构的方法。

Methods Eight bigeminal pregnant ewes in latter 2nd-trimester and 3rd-trimester were taken into the research of fetal cardiac intervention. Under continuous ultrasound guidance, advanced an cannula and stylet needle through the maternal abdomen, uterine wall, and fetal lamb chest wall and into the fetal LV, then imitate human balloon aortic valvuloplasty at valve ring level.

以8只中后期双胎妊娠黑山羊为研究对象，在超声引导下经皮/子宫穿刺胎羊左心室，并在主动脉瓣水平模拟人类主动脉瓣球囊扩张术，从而建立胎儿宫内心脏介入手术动物模型，从动物准备、术中胎羊体位、穿刺部位选择、介入技术要领、超声使用、胎羊保温、胎盘脐带保护等方面进行探讨总结。

Sometimes in older adults, a normal tricuspid aortic valve will undergo calcification, a so-called "senile calcific aortic stenosis."

有时，在老年人中正常的三个瓣叶的主动脉瓣也会发生钙化，被称为&老年性钙化的主动脉瓣狭窄&。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。