一种基于平面波技术的三维超声成像方法研究  

3D Ultrasound Imaging Method Based on High Speed Plane-wave Technique

作　　者：池利阳[1,2] 邱维宝[2] 师翔[1,2] 陆祖嘉 

机构地区：[1]桂林电子科技大学计算机科学与工程学院,广西桂林541004 [2]中国科学院深圳先进技术研究院劳特伯生物医学成像研究中心,广东深圳518055

出　　处：《压电与声光》2015年第5期883-887,891,共6页Piezoelectrics & Acoustooptics

基　　金：广东省自然科学基金资助项目(2014A030313686);深圳市国际合作基金资助项目(GJHZ20140417113430615);深圳市基础研究基金资助项目(JCYJ20140610151856707)

摘　　要：三维超声成像能提供直观和真实感的组织信息,便于医生对医学体进行观察和分析,已广泛应用于疾病诊断、手术规划和导航中。针对现有超声技术在采集速度和图像质量上的不足,该文采用一种新型的多角度平面波技术获得超声回波信号,并通过USB3.0高速端口传输到PC端,然后进行平面波相干合成、对数压缩、超声序列存储及三维重建等操作,搭建了实验平台并进行测试,研究表明该文方法具有采集速度高,成像效果好的优势。3D ultrasound imaging can provide intuitive and realistic information of the organization,which is convenient for doctors to observe and analyze the medical body,and has been widely used in disease diagnosis,surgical planning and navigation.Aiming at the deficiency of the existing ultrasonic technology in acquisition speed and image quality,a new type of multi angle plane-wave technique was applied to obtain the ultrasonic echo signal,ultrasound data was transferred to computer through USB3.0 interface.In addition,the plane-wave coherent synthesis,logarithmic compression,ultrasonic series storage and 3D reconstruction were applied in computer before imaging.Finally,the experimental platform was set up for testing.It showed that this method had the advantages of high speed of data acquisition,good imaging effect.

关 键 词：三维超声成像 平面波超声 动态聚焦 高速采集 医学图像处理工具集 

分 类 号：TP391[自动化与计算机技术—计算机应用技术]