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.
多普勒超声和心肌组织成像能为这些患者提供重要的诊断信息。
In these patients Doppler echocardiography and myocardial tissue imaging can provide essential diagnostic information.
脉冲多普勒组织成像技术评价左室舒张功能与前负荷的依赖关系？
Is Doppler tissue imaging dependent on preload in evaluating left ventricular diastolic function?
目的探讨多普勒组织成像技术（DTI）评价左室整体舒张功能的价值。
Objective To evaluate the Doppler tissue imaging(DTI) in determining the global left ventricular diastolic function.
多普勒组织成像技术是一项应用多普勒原理分析心肌组织运动的一项超声新技术。
Tissue Doppler imaging is a new echocardiography techniques which can quantitate myocardial wall motion.
目的：探讨多普勒能量组织成像技术（DPTI）定量梗死心肌内膜面积的价值。
Objective:To Assess the diagnostic value of Doppler power tissue imaging(DPTI) on Quantitating the endocardial size of infarct myocardium.
目的应用脉冲多普勒组织成像（PW DTI）分析正常右室心肌舒缩运动的特点。
Objective To investigate the characteristics of right ventricular wall motion by the pulsed wave Doppler tissue imaging (PW-DTI).
目的：探讨多普勒组织成像（DTI）检测冠心病局部室壁运动异常的临床应用价值。
Objective:To explore the clinical value of Doppler tissue imaging (DTI) in detection of regional wall movement abnormalities (RWMA) in patients with coronary artery disease (CAD).
目的采用多普勒组织成像(dti)技术评价冠状动脉旁路移植(CABG)术后左心室功能变化。
ObjectiveTo assess the left ventricular function in patients before and after coronary artery bypass grafting (CABG) using Doppler tissue imaging (DTI).
目的应用多普勒组织成像技术（DTI）探查正常人二尖瓣环的运动，以阐明二尖瓣环运动的特征。
Methods Mitral annular motion in 35 cases of normal subjects form apicial four chamber view and two chamber view were detected with DTI M mode.
目的：探讨脉冲波多普勒组织成像(PW - DTI)在评价冠心病患者主动脉弹性时的应用价值。
Objective: to determine clinical value of pulsed wave Doppler tissue imaging (PW-DTI) in evaluating aortic elasticity in coronary heart disease.
目的探讨应用多普勒组织成像（DTI）评价单纯性风湿性二尖瓣狭窄患者左室长轴收缩功能的意义。
Objective To evaluate Left ventricular long-axis systolic function in patients with rheumatic mitral stenosis by Doppler tissue imaging(DTI).
这种新的多模态组织成像系统，使研究人员获得更深层次的理解与新的癌症免疫治疗方法的疾病机制。
This new multi-modal tissue imaging system enables researchers to gain a deeper level of understanding of disease mechanisms related to new cancer immunotherapy approaches.
目的探讨声触诊组织成像量化（VTQ）技术诊断慢性乙型肝炎（HBV）感染者肝纤维化的价值。
Objective To observe the value of virtual touch quantification (VTQ) in the assessment of liver fibrosis in patients with chronic HBV-infection.
目的：探讨脉冲多普勒组织成像(PW DTI)技术在评价慢性心力衰竭(CHF)左室舒缩功能方面的应用。
Objective to investigate the application of pulsed-wave Doppler tissue imaging (PW-DTI) in evaluating left ventricular systolic and diastolic function in patients with chronic heart failure (CHF).
目的测算比较正常室壁心肌和梗死心肌的运动速度，评估多普勒组织成像(dti)对冠心病梗死心肌的诊断价值。
Objectives To evaluate the diagnostic value of Doppler tissue imaging (DTI) for detection of infarction myocardium in coronary heart disease.
目的探讨多普勒组织成像技术(dti)定量分析多巴酚丁胺超声负荷试验(dse)过程中缺血心肌室壁运动的特征。
Objective to quantitatively define the ischemic myocardium response to dobutamine stress echocardiography (DSE) in coronary artery disease (CAD) patients by Doppler tissue imaging (DTI).
目的：探讨低剂量多巴酚丁胺负荷超声心动图(LDDSE)结合多普勒组织成像技术(dti)评价存活心肌的可行性。
Objective: To evaluate the feasibility of identifying viable myocardium by applying low dose dobutamine echocardiography (LDDSE) combined with Doppler tissue imaging (DTI).
X射线相衬成像在提高人体软组织成像的衬度分辨率及空间分辨率研究中具有潜在优势，是一项有着广阔发展前景的技术。
The X-ray phase contrast imaging has bright perspectives and great potential advantage in clinical diagnosis especially to improve the spatial resolution and the contrast resolution of soft tissues.
目的：建立心肌慢性缺血动物模型，探讨超声背向散射积分（IBS）和多普勒组织成像（DTI）技术检测慢性心肌缺血的价值。
Objective: To establish porcine chronic ischemic myocardium model and to evaluate ultrasonic integrated backscatter(IBS) and Doppler tissue imaging(DTI) in detecting this model.
目的运用多普勒组织成像(dti)观测比较正常室壁心肌和梗死缺血心肌的运动变化，评估dti对冠心病心肌梗死的诊断价值。
Objective To evaluate the diagnostic value of Doppler tissue imaging (DTI) for detection of infarction myocardium in coronary heart disease.
目的：通过志愿者口腔内实验，观察不同牙位不同修复形式的镍铬合金固定修复体在磁共振成像（MRI）检查时的伪影表现及其对毗邻组织成像的影响；
Objective: To observe the image and the influence on adjacent tissue of fixed prosthesis made of Ni-Cr alloy for different teeth and different kinds in magnetic resonance imaging(MRI)testing.
分别对开胸犬及7例二尖瓣金属瓣置换术后患者利用多普勒组织成像中的速度时间积分曲线对放置钛夹处心肌及二尖瓣环处的长轴运动位移进行定量研究；
Quantitative study was made on time velocity integral(TVI) of the implanted myocardium and left ventricular long axis in 7 canine models, and 7 patients with replaced metal mitral valve.
分别对开胸犬及7例二尖瓣金属瓣置换术后患者利用多普勒组织成像中的速度时间积分曲线对放置钛夹处心肌及二尖瓣环处的长轴运动位移进行定量研究；
Quantitative study was made on time velocity integral(TVI) of the implanted myocardium and left ventricular long axis in 7 canine models, and 7 patients with replaced metal mitral valve.
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