基于磁声耦合效应的电导率重建方法研究综述  

Review of conductivity reconstruction methods based on magneto-acoustic coupling effects

作　　者：聂羽慧 刘志朋[1] 殷涛[1] 张顺起[1] NIE Yu-hui;LIU Zhi-peng;YIN Tao;ZHANG Shun-qi(Institute of Biomedical Engineering,Chinese Academy of Medical Sciences&Peking Union Medical College,Tianjin 300192,China)

机构地区：[1]中国医学科学院北京协和医学院生物医学工程研究所,天津300192

出　　处：《医疗卫生装备》2024年第7期94-104,共11页Chinese Medical Equipment Journal

基　　金：国家自然科学基金重大科研仪器研制项目(81927806);天津市自然科学基金多元投入基金项目面上项目(21JCYBJC00870);中国医学科学院医学健康前沿交叉技术研究专项(2023-I2M-QJ-017);中国医学科学院医学与健康科技创新工程项目(2021-I2M-1-058)。

摘　　要：介绍了基于磁声耦合效应的磁声层析成像(magneto-acoustic tomography,MAT)和磁声电层析成像(magneto-acousto-electrical tomography,MAET)2类电导率成像方法的正问题与逆问题的理论基础,综述了不同成像策略的电导率重建方法的研究进展,分析了基于磁声耦合效应的电导率重建方法在声源模型构建、重建算法和成像速度等方面存在的问题,并展望了未来的发展方向。The theoretical foundations of the forward and inverse problems of two conductivity imaging methods based on magneto-acoustic coupling effects,including magneto-acoustic tomography(MAT)and magneto-acousto-electrical tomogra-phy(MAET),were introduced.The research progress of the conductivity reconstruction methods with different imaging strate-gies was reviewed.The problems of the conductivity reconstruction methods based on magnetoacoustic coupling effects were analyzed in terms of acoustic source model construction,reconstruction algorithm and imaging speed,and the future develop-ment directions were pointed out.[Chinese Medical Equipment Journal,2024,45(7):94-104]

关 键 词：磁声耦合效应 电导率重建 磁声层析成像 磁声电层析成像 

分 类 号：R318[医药卫生—生物医学工程]