UHF Ultrahigh Frequency 超高频 UHI Ultrasound Harmonic Imaging 超声谐波成像 UHRC Ultra High Resolution Collimator 超高分辨率准直器 ..
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经颅超声谐波灌注成像 harmonic perfusion imaging
目的探讨超声造影二次谐波成像技术在肝血管瘤中的应用。
Objective To investigate the application of SonoVuecontrast-enhanced ultrasound and second harmonic imaging in liver hemangioma.
目的：探讨组织谐波成像（THI）后应用超声背向散射积分（IBS）评价陈旧性心肌梗塞（OMI）心肌残存收缩能力的优点。
Objective:To study integrated backscatter(IBS)by tissue harmonic imaging(THI)to assess myocardial viability in patients with old myocardial infarction(OMI).
目的：研究自然组织谐波成像技术对超声图像的影响，旨在提高诊断率。
Objective:To investigate wather native tissue harmonic imaging(NTHI) can improve sonograph and increase diagnosis rate.
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