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Method and apparatus for movement correction in a magnetic resonance fingerprinting examination of a subject

机译:用于在对象的磁共振指纹检查中进行运动校正的方法和设备

摘要

In a method and apparatus for movement correction for a magnetic resonance fingerprinting examination on an object under examination, a magnetic resonance signal shape of a region of the object is acquired using the magnetic resonance fingerprinting method, movement data for at least one sub-region of the region are detected movement information is generated from the acquired movement data, the acquired magnetic resonance signal shape is corrected with reference to the generated movement information, a signal comparison of the corrected magnetic resonance signal shape is made with multiple database signal shapes stored in a database, with a database value of at least one tissue parameter being assigned to each of the database signal shapes. A value of the at least one tissue parameter is assigned to the corrected signal shape as a result of the signal comparison.
机译:在用于对被检查的对象进行磁共振指纹检查的运动校正的方法和装置中,使用磁共振指纹方法获取对象区域的磁共振信号形状,该运动指纹用于至少一个子区域的运动数据。所述区域被检测为根据所获取的运动数据生成了运动信息,参考所生成的运动信息来校正所获取的磁共振信号形状,并且将校正后的磁共振信号形状的信号与存储在数据库中的多个数据库信号形状进行比较。数据库,其中至少一个组织参数的数据库值被分配给每个数据库信号形状。作为信号比较的结果,将至少一个组织参数的值分配给校正后的信号形状。

著录项

  • 公开/公告号US10126399B2

    专利类型

  • 公开/公告日2018-11-13

    原文格式PDF

  • 申请/专利权人 SIEMENS AKTIENGESELLSCHAFT;

    申请/专利号US201514865025

  • 发明设计人 DAVID GRODZKI;

    申请日2015-09-25

  • 分类号G01R33/565;G01R33/50;G01R33/563;

  • 国家 US

  • 入库时间 2022-08-21 12:12:05

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