房室束

实验性心肌损伤对大鼠房室束LDH、SDH的影响

Effects on LDH and SDH in rat atrioventricular bundle of experimental myocardial lesion

有明显老年心脏钙化综合征的病人易于合并二尖瓣返流、主动脉瓣狭窄、心力衰竭、心房纤颤及房室束支传导阻滞。

Patients with severe senile cardiac calcification syndrome may be complicated easily by mitral regurgitation , stenosis of aortic valve , congestive heart failure , atrial fibrillation and atrioventricular bundle branch block .

大鼠心脏房室束各部浦氏细胞的比较心房扩大与P波离散度的相关性研究

Comparative study for purkinje cells in different parts of the atrioventricular bundle ( AVB ) of rat heart The Relationship of Atrial Expansion and P Wave Dispersion

目的观察心肌损伤时大鼠房室束乳酸脱氢酶（LDH）、琥珀酸脱氢酶（SDH）的变化，研究心肌损伤对心传导组织功能的影响。

Objective : To observe the effects of LDH , SDH on rat atrioventricular bundle of experimental myocardial lesion .

结上部和前部、房室束、右束支内的细胞在形态上介于Purkinje细胞和心肌之间，未见典型的P细胞。

THe cell feature in upper and anterior AV node , His bundle and right branch is between Purkinje and myocardial cell . Typical P cells can not be seen .

成人房室束长5.7～7.9mm，直径1.1～1.5mm。

The adult AV bundle is 5.7-7.9 mm long , 1.1-1 . 5 mm in diameter .

房室束恒定的穿经中心纤维体。

The bundles of the ventricle penetrated the fibrous body permanently .

山羊房室束及束支形态学构筑

Histological architecture of goat 's His ' bundle and its branches

房室束主要由蒲氏细胞和T细胞构成；

The His bundle is composed primarily of Purkinje cell and T cell .

房室束横断面大多为三角形，外包有疏松结缔组织鞘。

His 's bundle surround by loose connective tissues , was mostly triangle in shape .

左房室束支传导阻滞患者的麻醉问题

Anesthesia for Patients With Left Bundle-Branch Block

目的探讨山羊房室束及束支的形态学特点和组织学构筑。

Objective To investigate the morphological features , histological architecture of His ' bundle and its branches in goats .

房室束前部的纵行分离比后部明显。

The longitudinal dissociation of the anterior part of the His bundle is more distinct than that of the posterior part .

副交感神经在房室束未分叉部的分布较其他部位多。

The distribution of parasympathetic nerves in the unbranching portion of the atrioventricular bundle is denser than that in the other parts of the atrioventricular junction area .

房室束沿室间隔肌部的后缘走向上前，至室间隔膜部的后下缘分出左束支。

The atrioventricular bundle courses superiorly-anteriorly along the posterior margin ( or crest ) of the muscular interventricular septum to the posterior-inferior edge of pars membranacea septi .

本文报告20例并发左房室束支传导阻滞的肿瘤患者手术麻醉经过。15例采用气管内全身麻醉，4例采用连续硬膜外麻醉，1例为针麻。

During the last 10 years , general anesthesia , peridural anesthesia and acupuncture anesthesia were used for tumor operations on 20 patients with left bundle-branch block ( B B B ) .

房室束细胞比移行细胞大、核染色质多、肌丝和肌原纤维及其分支也多、闰盘发达完整。

The cells in the HB were larger than the transitional cells , with abundant chromatin in the nuclei , more myofibers and myofibrils and branches . The intercalated disks were well developed .

乙酰胆碱酯酶在房室束未分叉部光密度比其他部位高，其余染色在房室交界区各部无差异。

The optical density of acetylcholinesterase was greater in the unbranching bundle than in atrioventricular node and branching bundle , and other stain in different parts of the atrioventricular junction area was the same .

P（V1）-PE值对不同部位房室旁束所致室上速的诊断意义

Diagnosis significance of P V1 - P E for supraventricular tachycardia caused by accessory pathways in different sites

结论预激综合征患者妊娠期间心律失常的易感性增加，并以房室旁束（kent束）参与的室上性心动过速最常见。

Conclusion : Patients with preexcitation syndrome were susceptible to arrhythmia , and it was most usual in supraventricular tachycardia with accessory pathway ( Kent ) .

预激综合征PJ间期延长提示并房室或束支阻滞，但PJ间期正常不能排除并束支阻滞。

PJ interval prolongation indicates atrioventricular conduction delay or ventricular conduction block , but bundle branch block cannot be excluded when the PJ interval iS normal .

预激综合征异常房室传导束切断的外科治疗

Surgical treatment of preexcitation syndrome by interruption accessory atrioventricular conduction pathway

疗效主要取决于药物对房室旁束逆传的抑制作用。

Its efficacy in OAVRT may be attributed to the inhibition of retrograde conduction of the accessory pathway .

52例经6个月到6年随诊，证实异常房室传导束切断成功率为94.3%。

Follow-up for 6 months to 6 years in 52 patients , in 94.3 % of them complete section of the accessory atrioventricular conduction pathway was confirmed .

在房间隔内发现AchE阳性神经元，该神经元发出神经纤维延续至房室结及房室束。

The AchE positive neurons were found in interatrial septum and near the atrioventricular junction , and these neurons give off fibers going to the atrioventricular junction and the bundle of His .

方法利用组织学方法，HE和Masson染色，光镜观察7例家猪中心纤维体的组织结构及其与房室结、房室束的毗邻关系。

Methods By using histological methods , the histological structure and the relationship between CFB and atrioventricular ( AV ) node and His bundle were observed under light microscope , and the 7 adult pig hearts were stained by hematoxylin and eosin and Masson 's method .

山羊房室结、房室束及束支的形态学增龄改变

Morphological aging changes of atrioventricular node and its branches in goats

房室结和房室束的临床应用解剖

Clinical applied anatomy on atrioventricular node and atrioventricular bundle

本文对13例人心标本房室结和房室束的形态及位置，作了连续切片观察。

The morphology and position of the AV node and AV bundle were observed in 13 human hearts with serial sections .

婴幼儿和法洛氏四联症房室结和房室束的外科解剖及计算机三维重建Ⅰ.位置与毗邻

Surgical anatomy and 3 - deconstruction of the AV nodes and his bundles in infant hearts and those with tetralogy of Fallot I. the location and relationship