Methods the equipment was composed of intervention ultrasound stiffness detection catheter, physiological signal unit and mainframe.

方法仪器由介入超声硬度检测导管、生理信号单元和主机组成。

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Myocardial viscoelasticity under different pathological status in diastole will be studied in vivo using indentation method based on catheter-ultrasound technique.

应用基于导管超声的印压方法可望在活体研究不同病理状态下舒张期心肌粘弹性特性。

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Conclusion Trans-arterial ultrasound indentation catheter can be used to distinguish the stiffness variance between myocardial infarction and normal myocardial of canine in vivo.

结论介入超声印压能够区分活体犬梗死心肌与正常心肌之间的硬度差异。

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Nissen's studies use a technique called intravascular ultrasound (IVUS), which measures the volume of plaque in a coronary artery using an ultrasound probe inserted through a catheter.

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In the procedure, a catheter system, guided by ultrasound was inserted into an artery in the leg then threaded up through the aorta and into the coronary arteries.

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