- 专利标题: MRI 3D cine imaging based on intersecting source and anchor slice data
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申请号: US14299436申请日: 2014-06-09
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公开(公告)号: US09684979B2公开(公告)日: 2017-06-20
- 发明人: Xiaoguang Lu , Peter Speier , Hasan Ertan Cetingul , Marie-Pierre Jolly , Michaela Schmidt , Christoph Guetter , Carmel Hayes , Arne Littmann , Hui Xue , Mariappan S. Nadar , Frank Sauer , Edgar Müller
- 申请人: Siemens Healthcare GmbH
- 申请人地址: DE Erlangen
- 专利权人: Siemens Healthcare GmbH
- 当前专利权人: Siemens Healthcare GmbH
- 当前专利权人地址: DE Erlangen
- 主分类号: G01V3/00
- IPC分类号: G01V3/00 ; G06T11/00 ; A61B5/055 ; G01R33/483 ; G01R33/563 ; G01R33/48 ; G01R33/561
摘要:
A method of magnetic resonance (MR) imaging of a volume undergoing repetitive motion includes obtaining source slice data indicative of a plurality of source slices during the repetitive motion, and obtaining anchor slice data indicative of an anchor slice during the repetitive motion. The anchor slice intersects the plurality of source slices. The source slice data and the anchor slice data are reconstructed. A three-dimensional image assembly procedure is implemented to generate, for each phase of the repetitive motion, volume data based on a respective subset of the reconstructed source slice data. For each phase of the repetitive motion, the respective subset of slices is selected based on a correlation of the source slice data and the anchor slice data along an intersection between each source slice and the anchor slice. The source slice data of the selected subset is corrected for misalignment with the anchor slice data.
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