导丝，医疗用品名。
Background and Objective: The coronary Doppler Guidewire is the most advantageous tool in measurement of coronary flow velocity and evaluation of microvascular pathology. It can be used to discriminate the cause of chest pain in patients with normal coronary angiogram.
背景和目的冠脉内多普勒导丝是目前测量冠脉血流速度、评价微血管病变的最有利工具，在冠脉造影正常的胸痛患者通过测量冠脉血流储备可以快捷有效地诊断是否存在微血管病变，了解其冠脉血流特点。
参考来源 - 微血管性心绞痛患者冠状动脉多普勒血流及vWF、PAI、Ps的研究·2,447,543篇论文数据，部分数据来源于NoteExpress
您在导丝的选择方面有什么技巧？
最大导丝速度也随凝固浴浓度的增大下降。
The maximum spinning speed decreased with the coagulation bath concentration increasing.
方法：对68例使用斑马导丝的尿路手术进行回顾性分析。
Method: 68 patients were retrospectively studied, who received urinary tract operations using Zebra Urological Guidewire.
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