计算机仿真超声彩色血流图像，可以为各种超声彩色血流图像处理方法的性能比较提供有效的信号源。
Computer simulated ultrasound color flow images could be used as efficient signal sources for the evaluation of various ultrasound flow image processing methods.
方法超声彩色血流成像计算机仿真中，血流信号是对成像区间内所有点散射体的回波信号累加而得到的。
Methods in the computer simulation of the ultrasound color flow imaging, flow signals are obtained by accumulating all the echo signals of scatterers in the imaging area.
高频超声彩色多普勒血流显像对颈部淋巴结病变具有诊断和鉴别诊断价值。
High frequency color doppler ultrasonography is of value in diagnosis and differential diagnosis of the cervical lymph nodes diseases.
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.
彩色血流多普勒超声措施，周围血管疾病的严重性，并用于心脏病的心脏，心脏瓣膜及大血管的动态评价。
Color-Flow Doppler Ultrasound measures the severity of peripheral vascular disease and is used by Cardiology for dynamic evaluation of the heart, heart valves and major vessels.
结果面颈部软组织良、恶性肿瘤在二维超声、彩色多普勒血流显像两方面具有不同的特征。
Results Benign and malignant tumors in cervicofacial soft tissues had different characteristics in the two dimension ultrasound and colour doppler blood flow imaging.
目的探讨彩色多普勒超声对妊娠高血压综合征病人治疗前后脐动脉血流变化的检测价值。
Objective To evaluate color Doppler ultrasonography in detecting the changes of blood flow of umbilical artery in patients with preeclampsia before and after treatment.
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.
方法选择156例RA患者312个膝关节行高频超声检查，观察二维声像图和彩色多普勒血流成像特征。
Methods 312 knee joint in 156 patients with ra were studied with high-frequency ultrasound and color doppler flow imaging.
目的应用彩色多普勒超声观察动脉滤器对活体猪颈动脉血流的影响。
Objective in vivo study was performed using color Doppler ultrasound to evaluate the effect of artery filter on swine's carotid blood flow.
结论：彩色多普勒超声可监测肝动脉血流障碍综合征，掌握其特征，有助于肝动脉并发症的早期诊断。
Conclusion: Using color Doppler ultrasonography for detecting the feature of hepatic artery blood stream obstruction syndrome is beneficial for the early diagnosis of hepatic artery complication.
目的探讨经静脉超声造影对肝肿瘤彩色血流信号的增强作用及其在肿瘤的诊断和鉴别诊断中的应用价值。
Objective to study the enhancement of color Doppler signals on hepatic neoplasms with intravenous ultrasound contrast agent and to evaluate the significance in diagnosis of hepatic neoplasms.
子痫前期；彩色多普勒超声；脐动脉血流比值；围生儿预后。
Preeclampsia; Color Doppler ultrasonography; Umbilical artery blood velocity; Perinatal outcome.
目的：探讨二维超声与彩色多普勒血流显像(CDFI)对甲状腺疾病的诊断价值。
Objective To detect the diagnostic value of two dimensional ultrasound and color Doppler flow imaging (CDFI) in thyroid disease.
目的：研究应用彩色多普勒超声检测新生儿豆纹动脉血流的可行性及其评价脑血液灌注的临床意义。
Objective:To assess the feasibility and clinical significance of cerebral blood flow infusion by measurement of lenticulostriate artery in neonates by Doppler ultrasound.
方法应用彩色多普勒超声诊断仪，对79例脑梗塞患者进行颈动脉血流检查。
Methods the Ultrasonographic analyses of the carotid artery blood flow were conducted in 79 patients with cerebral stroke by Color Doppler Instrument.
结果病变血管在二维超声图像，彩色多普勒血流显像以及频谱多普勒方面差异均有显著性。
Results the differences of various diseased blood vessels are remarkable among the two-dimensional ultrasonic images, the color doppler? Ow images and frequency spectrum doppler.
结论经静脉超声造影剂能够显著增强下肢动脉彩色血流信号，有助于下肢血管病变的诊断。
Conclusions Intravenous ultrasound contrast agent could give rise color Doppler signals in lower limb arteries, and help to make lower limb artery disease diagnosis to a more accurate extent.
方法应用彩色超声多普勒仪器进行胎儿脐动脉血流检测，并分析胎儿及分娩前后情况与血流检测的关系。
Method The ratio of systolic and diastolic blood stream(S/D value)of umbilic artery was detected by color Doppler ultrasound detector.
目的应用彩色多普勒超声检测妊娠高血压综合征(PIH)孕妇及其胎儿的肾动脉血流变化。
Objective To investigate renal artery hemodynamics of pregnancy induced hypertension (PIH) patients and fetus in various degrees by color Doppler ultrasound.
目的探讨彩色多普勒超声对脑梗塞患者颅外段椎动脉血流的检查价值。
Objective To study the values of color Doppler ultrasonography (CDU) for the extracranial vertebral artery flow in cerebral infarction patients.
结论由彩色多普勒超声获得的脐动脉血流量信息，在评价胎盘功能中起着重要作用。
Conclusion the information of umbilical artery blood flow quantity gained by color Doppler ultrasound may play an important role in evaluating the function of placenta.
彩色多普勒超声观察病变区域血流情况。
Colour Doppler ultrasound was used when abnormal flow was found.
用彩色多普勒超声血流仪检测血管中央的时间-流速，以评估血流量的基线。
The baseline flow was estimated with continuous-wave Doppler by recording the time-velocity at mid-vessel.
目的研究彩色多普勒超声检测股浅静脉内血流反流距离在评判下肢深静脉功能不全反流程度中的价值。
Objective To study the value of color Doppler ultrasonography in assessing the severity of deep venous insufficiency of the lower extremities.
目的观察m -型彩色多普勒超声测定主动脉瓣返流(AR)的血流传播速度(FPV)估测AR程度的可行性及准确性。
Objective To evaluate the feasibility and accuracy of color M-mode Doppler flow propagation velocity (FPV) in assessment of the severity of aortic regurgitation (AR).
方法应用彩色多普勒超声检测70例孕妇（孕13～40周）的正常胎儿的脐动脉血流量。
Methods 70 cases pregnant women (pregnant age ranging from 13 to 40 weeks) were examined by color Doppler ultrasound to measure the umbilical artery blood flow quantities of the normal foetuses.
常规超声检查观察肾占位大小、回声、边界、有无彩色血流信号。
The size, echo, boundary and color flow signals of renal lesions were observed by conventional US.
方法：应用二维超声、彩色多普勒血流图(CDFI)，检测26例肾血管平滑肌脂肪瘤。
Methods: Using two-dimensional ultrasound, Doppler ultrasound and color Doppler flow image (CDFI) to check 26 cases of renal angiomyolipoma.
方法：应用二维超声、彩色多普勒血流图(CDFI)，检测26例肾血管平滑肌脂肪瘤。
Methods: Using two-dimensional ultrasound, Doppler ultrasound and color Doppler flow image (CDFI) to check 26 cases of renal angiomyolipoma.
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