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相变型超声造影剂的研究现状 被引量:1

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摘要 超声尤其是B型超声诊断作为。种无创检诊技术,因其具有无创伤性、安全性高、成本低、病人顺应性好的优点,已经成功用于临床多种疾病的诊断。临床上为了增强超声对疾病的诊断效果,往往使用超声微泡造影剂,但这类造影剂粒径较大,只能实现病灶部位的血池造影,无法进入组织内部I,这样就限制了它们对血管外病变的探测能力,也不利于持久的超声成像以及药物的输送和在病灶部位的累积。针对这一矛盾,发展出了一种新型的相变型超声造影剂,本文就这类相变型超声造影剂的研究现状做一综述。
机构地区 哈尔滨商业大学
出处 《经济技术协作信息》 2017年第17期74-74,共1页
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