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局血管扩张剂可扩张血管，增加血流量和预防血管组织瓣转移手术中血管痉挛。报告用鼠模型对罂粟碱（ＰＰ）３０ｍｇ／ｍｌ，和１％利多卡因（ＬＰ）局部应用，观察血管扩张作用在显微镜下测量血管直径变化，并与生理盐水（ＳＳ）作对照研究。了解上述药物应用对血管最大扩张度
Bureau vasodilators can dilate blood vessels, increase blood flow and prevent vasospasm in vascular graft surgery. Reported the topical application of papaverine (PP) 30 mg / ml and 1% lidocaine (LP) in a murine model to observe the vasodilatory effects. The diameter of blood vessels was measured microscopically and compared with normal saline (SS). Understand the application of the above-mentioned drug on the largest expansion of blood vessels