发明授权
- 专利标题: Method and magnetic resonance system to generate a series of magnetic resonance exposures
- 专利标题(中): 方法和磁共振系统产生一系列磁共振暴露
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申请号: US13231028申请日: 2011-09-13
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公开(公告)号: US08638098B2公开(公告)日: 2014-01-28
- 发明人: Thorsten Feiweier
- 申请人: Thorsten Feiweier
- 申请人地址: DE Munich
- 专利权人: Siemens Aktiengesellschaft
- 当前专利权人: Siemens Aktiengesellschaft
- 当前专利权人地址: DE Munich
- 代理机构: Schiff Hardin LLP
- 优先权: DE102010041125 20100921
- 主分类号: G01V3/00
- IPC分类号: G01V3/00
摘要:
In a magnetic resonance method and apparatus, a series of magnetic resonance exposures of an examination subject is generated by implementing multiple first measurements (data acquisitions) with variation of a measurement parameter from acquisition-to-acquisition, which strongly influences a contrast of the first material type excited in the first measurements, implementing multiple second measurements in which a second material type is essentially selectively imaged that is less contrast-dependent with regard to this measurement parameter in a processor calculating spatial correction values for image data of the first measurements based on spatial differences between image data of different second measurements, and, also in the processor, spatially correcting image data of the first measurements (Di) and/or registration of image data of different first measurements to one another on the basis of the correction values.
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