Objective To investigate the basic mechanism of venous flow in reverse-flow island flap.
目的介绍逆行血供皮瓣静脉逆流机制的研究与进展。
Pulsed Deppler echocardiography was used to detect the pulmonary venous flow pattern (PVFP) in 40normal children.
应用脉冲式多普勒超声心动图检测40例正常儿童肺静脉血流频谱。
This progressive decompression design conforms to the venous flow principle, is conducive to the smooth flow of venous blood.
这种循序减压设计符合人体静脉流动原理，有利于静脉血液的顺畅回流。
Femoral arterial blood flow's speed was increased, and improvement in venous flow was also found after interventional treatment.
显示治疗后动脉血流增快，静脉血流情况改善。
The results were: (l)After TAE, portal venous flow and velocity were increased, but portal venous diameter had no significant change.
结果为：①TAE后门静脉血流速度及血流量均较栓塞前增加，而门静脉的内径无明显改变；
Method 2-de M-mode and pulsed Doppler were used to measure left ventricular geometric model mitral valve and pulmonary venous flow index.
方法：采用M -型和二维超声技术测量高血压患者左室几何构型，测量各组二尖瓣、肺静脉血流频谱。
This instrument is made according to the principle of photoplethysmography. It can be used in diagnosis of arterial disease and venous flow reflux.
本文介绍一种用于无损伤诊断动脉系统疾病和静脉倒流性疾病的外周血管功能测定仪。
Objective To investigate correlation of abnormal sublingual collaterals in patients with primary hepatic carcinoma and portal venous flow alteration.
目的：探讨原发性肝癌异常舌下络脉的特征与门静脉血流动力学变化的相关性。
Conclusion The morphology and hemodynamics of liver and spleen in patients with BCS greatly changed due to the retardation of the venous flow from the liver.
结论BCS肝脏血液回流受阻，肝脾形态及血流动力学发生了相应改变；
Objective To evaluate the clinical value of tissue Doppler imaging(TDI) and pulmonary venous flow spectrum in the assessment of left ventricular diastolic function by E/A ratio.
目的通过组织速度图舒张时间、肺静脉频谱及二尖瓣环E/A比值评价冠心病患者左室舒张功能。
Methods 49 patients with venous valvular insufficiency were examined using 2-D color Doppler flow imaging to observe the anatomic structures of valves and hemodynamics of venous flow in legs.
方法应用二维彩色多普勒血流显像检查下肢静脉瓣功能不全49例，观察下肢静脉血管及瓣膜的解剖结构和血流动力学的改变。
Of those surveyed, 85 percent reported no venous complications flow in the leg.
通过那些调查发现，85%的患者腿部未发生静脉并发症。
The pressure moves the venous and lymph flow, starting at the ankles and working its way up to the upper thighs.
移动的压力静脉和淋巴流动，开始对脚踝和工作的方式到大腿。
Discontinuous flow centrifugation: One venous catheter line is required. Typically, a 300 ml batch of blood is removed at a time and centrifuged to separate plasma from blood cells.
间歇流动离心：需要一根静脉导管。典型地，一次去除300毫升血液，离心使血浆与血细胞分离开来。
Stay up late, emotional instability, eye fatigue, aging, venous blood flow rate is too slow, the skin red.
熬夜，热忱没有波动，眼部疲累、朽迈，静脉血管血流速率过于渐渐，眼部皮肤黑。
Continuous flow centrifugation: Two venous lines are used.
连续流动离心：用两根静脉导管。
Conclusion lower extremities venous pressure and maximal blood flow can be an early clinical indication of finding lower extremities venous thrombosis.
结论下肢静脉压和下肢静脉最大血流量可以作为临床发现下肢深静脉血栓的早期指标。
Objective: To explore the post-operative change of blood flow and surface density of vascular network of the pure venous flap.
目的：观测纯静脉皮瓣术后血流量和血管网面密度变化。
Objective: to explore the value of two dimensional color Doppler flow imaging (2d CDFI) in detecting total anomalous pulmonary venous drainage (TAPVD).
目的：探讨二维彩色多普勒超声(2D -CDFI)诊断完全性肺静脉畸形引流(TAPVD)的价值。
Blood may flow through many arteriovenous shunts bypassing capillaries and causing deceptively good venous blood levels of various blood constituents.
血液可以通过很多动静脉短路，绕过毛细血管而造成一种假象，似乎静脉血是处于含有各种血液成分的良好水平。
Objective To explore the value of color Doppler flow imaging (CDFI) in the treatment of deep venous thrombosis (DVT).
目的探讨彩色多普勒血流显像(CDFI)在治疗下肢深静脉血栓(DVT)中的作用。
When intracapsular pressure exceeds venous pressure, this impedes vascular flow in the femoral head.
当囊内压超过静脉压时会阻碍股骨头血供。
Objective To observe the value of color Doppler flow imaging (CDFI) in finding the reasons of lower extremity with venous engorgement (LEVE).
目的探讨彩超在诊断下肢静脉曲张症原因中的价值。
Low flow speed lesions (venous malformation or lymphatic malformation) should be distinguished from other cystic lesions in head and neck.
低流速的静脉畸形、淋巴管畸形须与头颈部其它囊性病变鉴别。
Capacitance vessels constrict, increasing the back flow of venous blood.
容量血管收缩，静脉回流量增加。
Then the cardiopulmonary hemodynamics, coronary flow, myocardial oxygen metabolism, and the concentrations of lactic acid, adenosine and endothelin of myocardial venous blood were measured.
观察体肺循环血流动力学、冠状动脉血流量、心肌氧代谢及心肌静脉血乳酸、腺苷及内皮素浓度变化。
Methods Portal venous blood flow, hepatic arterial blood flow and resistance index(RI) were determined by duplex Doppler sonography in 56 patients subjected to liver transplantation.
方法应用彩色多普勒超声对56例肝移植患者术前及术后移植肝门静脉、肝动脉血流及肝动脉阻力系数（RI）进行监测。
Conclusion Improving the local blood flow and reducing the brain water content, injection of urokinase via carotid artery is effective in treatment of cerebral venous sinus thrombosis.
结论应用颈动脉注射尿激酶栓治疗静脉窦血栓效果肯定，即使治疗不能开通静脉窦，局部脑血流量及脑含水量仍有明显改善。
Conclusion Improving the local blood flow and reducing the brain water content, injection of urokinase via carotid artery is effective in treatment of cerebral venous sinus thrombosis.
结论应用颈动脉注射尿激酶栓治疗静脉窦血栓效果肯定，即使治疗不能开通静脉窦，局部脑血流量及脑含水量仍有明显改善。
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