单根血管吻合后血流均通畅(彩色超声多普勒仪测定)。
Fluent blood flow was observed in the anastomosed vessels by colour Doppler ultrasonography.
本文介绍了一种便携式浅表动脉超声多普勒血流仪的研制。
In this paper is introduced a kind of newly developed ultrasonic Doppler instrument for measuring blood flow of superficial artery.
超声多普勒诊断脑死亡中脑循环骤停：我们需要检测颈动脉吗？
Diagnosis of Cerebral Circulatory Arrest by Doppler Ultrasound in Brain Death: Do We Need the Cervical Arteries?
目的探讨心脏局部功能随年龄增加的超声多普勒组织成像变化。
Objective to evaluate left ventricular regional function with aging and their influencing factors in normal subjects by doppler tissue imaging.
目的探讨超声多普勒肾血流测定评价高血压病早期肾损害的价值。
Objective:To evaluate the value of ultrasound Doppler renal blood flow measurement in diagnosing early renal damage of hypertension.
因此精确分离超声多普勒血流与管壁信号具有相当重要的临床意义。
So it is of great significance to precisely extract the intact blood flow components from the mixed signal.
正交相位法是超声多普勒技术中提取双向性血流信息的一种重要方法。
Quadrature phase method is one of the important methods in directional blood flow information detection using Doppler ultrasound techniques.
在脉冲超声多普勒技术中，换能器的带宽对于检测结果有重要的影响。
The band width of a transducer has a great effect on the results of detection in the pulsed Doppler ultrasonic system.
本文介绍了两种对超声多普勒血流声谱国进行波形自动分类决策的方法。
Two methods for automatic classification and decision of Doppler waveforms for flow sonography analysis system are described.
DSA造影选择皮瓣供区比以往凭经验和超声多普勒探测更科学、更直观。
DSA's radiography selects the flap area to lean on experience and ultrasound detection more science and more directly perceived than before.
方法应用高频超声多普勒检测已确诊的左侧精索静脉曲张男性患者106例。
Methods: the high-frequency Doppler ultrasonography testing has been diagnosed with varicocele on the left side of the male patients with 106 cases.
利用超声多普勒流速仪（ADV）对反向流动中圆射流流动特性进行了试验。
The flowing characteristics of a round turbulent jet in counter flowing ambientce are studied by using Acoustic Doppler Velocimeter (ADV) measurement techniques.
目的设计一套数字化脉冲波超声多普勒系统，以实现多深度血流频谱分析和显示。
Objective To design a digital multigated PW ultrasound Doppler system and validate the system in experimental study.
本文报导了一种超声多普勒血流定量测量新方法，叙述了极小值和准补偿的原理。
A new method for quantitative measurement of blood flow velocity with Doppler ultrasound is presented. The principle of the minima and the quasi-compensation is described.
目的探讨D -山梨醇肝脏清除率法和超声多普勒法相结合评估肝储备功能的可行性。
Objective To evaluate the hepatic function reserve by using clearance rate of D-sorbitol in combination with Doppler sonography.
经颅超声多普勒可为诊断该病的重要依据，并可作为判断发作期病情轻重的辅助手段。
TCD study may be useful in diagnosis of vascular magraine and supply a good index for judging the severity of the disease.
在信号的几何域特征提取方面，给出了利用分形方法分析超声多普勒血流信号的例子。
The fractal method used for Doppler blood flow signals analysis is an example in geometry domain.
色彩并不表示血流的方向(和彩色超声多普勒中不同)，也不对应胎儿的血流的氧含量。
The colors do not represent flow directions, as in color Doppler sonography, for instance, and do not correlate with fetal blood oxygenation.
提出一种基于全局优化的动态规划算法以进行超声多普勒血流信号最大频率曲线的提取。
A dynamic programming algorithm based on the global optimization is presented to extract the maximum frequency waveform of the Doppler ultrasound blood flow signal.
血栓的准确检测可以用于早期脑血管疾病的诊断，超声多普勒是一种无损的血栓检测技术。
Embolic detection can be used for early diagnosis of cerebrovascular disease. The Doppler effect of ultrasound is a non-invasive means for the detection of emboli.
超声多普勒血流检测技术是医学超声的一个重要分支，它是无损诊断血管疾病的一种重要手段。
As an important branch of medical ultrasound, Doppler ultrasound blood flow detection technology is a significant in lossless diagnosis for the disease of blood circulation system.
目的：分别对正常人和脑梗死患者颈动脉血流超声多普勒时频分析，为临床应用提供参考资料。
Objective: To analyze time frequence of carotid flow Doppler signal of normal and cerebral infarction cases, providing reference for clinical applications.
方法：应用超声多普勒诊断仪检测1000例健康人双侧椎动脉，用SAS统计分析软件计算。
Method: 1000 healthy person's both side of vertebral arteries were measured by Doppler ultrasonographic instrument and the result of it was calculated with SAS statistical analysis software.
医学超声多普勒系统的高通滤波器在消除血管壁搏动带来的回波干扰时，也滤除了低速血流信息。
In medical Doppler ultrasound systems, a high-pass filter is usually employed to remove wall clutter components which may also remove the information of the low velocity blood flow.
结论在食管超声多普勒仪监测下，冠心病人可以耐受液体负荷治疗，血流动力学得到了显著改善。
Conclusion Under esophageal Doppler monitoring, intraoperative fluid load can be tolerated successfully in CHD patients, and hemodynamic status can be improved.
目的：观察动脉硬化模型兔腹主动脉血流频谱，探讨超声多普勒检查诊断早期动脉硬化的局限性。
Objective: To assess the limitation of Doppler spectra in evaluating early arteriosclerosis by observing aortic flow spectra in rabbit models.
应用超声多普勒对所有病例的颈动脉进行检查，检测颈动脉内膜中层厚度(IMT)及粥样斑块。
Colour Doppler ultrasonography was used to measure intima-media thickness (IMT) and atherosclerotic plaque of carotid arteries.
超声多普勒血流信号声谱图包络是声谱参数提取的基础，能为临床心血管疾病的诊断提供重要信息。
The spectrogram envelop of Doppler ultrasound blood flow signals from which spectrogram parameters can be estimated is important to clinical diagnosis of cardiovascular diseases.
根据超声多普勒血流信号和血管壁搏动信号的统计特性，提出了一种基于主元分析的非线性滤波方法。
A nonlinear filtering method based on principle component analysis (PCA) was proposed according to the statistical characteristics of the Doppler ultrasound blood flow signal and wall thump signal.
根据超声多普勒血流信号和血管壁搏动信号的统计特性，提出了一种基于主元分析的非线性滤波方法。
A nonlinear filtering method based on principle component analysis (PCA) was proposed according to the statistical characteristics of the Doppler ultrasound blood flow signal and wall thump signal.
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