The colors do not represent flow directions, as in color Doppler sonography, for instance, and do not correlate with fetal blood oxygenation.
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。
Objective To evaluate the effect of normobaric oxygen therapy on fetal atrial arrhythmia detected by Doppler ultrasound.
目的应用多普勒超声评价常压氧疗法对胎儿房性心律失常的疗效。
Objective: To study the diagnosis of fetal atrial septal defect with pulmonary hypertension by color Doppler.
目的：探讨彩色多普勒超声诊断胎儿伴肺动脉高压型房间隔缺损的方法。
B. External fetal monitoring. The FHR is measured by focusing an ultrasound beam on the fetal heart. The fetal monitor interprets Doppler signals.
外监护。通过集中超声波束于胎儿心脏来描记胎心率，胎儿监护翻译多普勒信号。
Objective To study the Doppler flow spectrum of fetal hepatic vein.
目的探讨胎儿肝静脉的多普勒血流频谱及其临床意义。
Objective To observe the fetal blood flow changes in the liver portal vein system by color ultrasound Doppler.
目的应用多普勒超声监测胎儿时期肝内门脉系统的血流参数。
Objective To discuss the feasibility of tissue Doppler image technique in evaluating fetal left ventricular diastole function, and to confirm its reliability by comparing with traditional methods.
目的探讨组织多普勒技术评价胎儿左心舒张功能的可行性及可靠性。
One of the main methods of fetal monitoring is monitoring the fetal heart rate (FHR), and the method based on Ultrasonic Doppler effect is a effective method without wound to detect the FHR.
监听胎儿心率是胎儿监护的主要方法之一，基于超声多普勒效应的胎心率检测法是一种有效的无创方法。
Conclusion This study offers a theoretic basis to the early prediction of fetal hyperdynamic circulation with Doppler ultrasound.
结论本研究为多普勒超声早期预测胎儿高动力循环状态提供了理论依据。
The paper presents the development and design of an ultrasonic Doppler fetal heart rate monitoring system based on DSP, and explains the realization of a algorithm for detecting fetal heart rate.
介绍了一种采用DSP 组成的胎儿心率监护仪的基本结构和工作原理，重点说明了胎儿心率算法的实现。
Conclusions Tissue Doppler Image is a new technology in evaluating fetal heart function of abnormal gestation.
结论组织多普勒技术是一项评价病理妊娠状态下胎心功能的新技术。
ObjectiveTo evaluate color Doppler ultrasound screening in the prenatal diagnosis of fetal cardiac malformations in value.
目的探讨彩超筛查在产前诊断胎儿心脏畸形中的价值。
Objective To study the sonographic features of intrauterine fetal residues diagnosed by color doppler ultrasound.
目的探讨彩色多普勒超声诊断药流后宫腔内各种胚胎物残留的声像图特征。
Methods Retrospective analyses of 2D-heart views and CDFI(color Doppler flow image) as well as the follow-up findings were made in 5 cases with fetal Ebstein anomaly.
方法回顾性分析5例胎儿三尖瓣下移畸形（经胎儿心脏超声检查诊断）的超声图像与随访结果，分析各切面的二维声像和彩色多普勒血流特点。
Objective To evaluate Color Doppler Echocardiography diagnosis value for fetal heart valve disease.
目的探讨多普勒超声心动图对胎儿瓣膜性心脏病的诊断价值。
Objective To investigate the clinical significance of prenatal color Doppler echocardiography in fetal simple ventricular septal defect (VSD).
目的探讨彩色多普勒超声心动图对胎儿单纯室间隔缺损产前诊断的价值。
Methods Computerized ultrasonic doppler system was used to study the four-chamber view of 137 fetal hearts from 10 to 17 weeks of gestation.
方法应用彩色多谱勒超声检测137例孕10至17周的正常胎儿心脏四腔结构。
Results: 69 cases of fetal CHD were diagnosed prenatal, 28 cases of them were confirmed by autopsy after induced Labour and 41 cases of them were confirmed by postnatal colour doppler ultrasound.
结果产前共检出胎儿先心病69例，其中28例经引产后尸解证实，41例出生后经彩超复查证实。
Methods fetal non-stress test combined with fetal umbilical artery doppler velocimetry were used in 200 late pregnant women.
方法联合应用胎心无负荷试验（NST）及多普勒脐动脉血流速度测定对2 0 0例妊娠晚期孕妇进行观察。
Objective To evaluate the clinical value of fetal umbilical arterial Doppler spectrum fractal.
目的探讨脐动脉多普勒信号分数维测定在产科的应用价值。
Objective To evaluate the clinical value of fetal umbilical arterial Doppler spectrum fractal.
目的探讨脐动脉多普勒信号分数维测定在产科的应用价值。
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