| 摘要 |
A MRI apparatus comprising a magnet structure which delimits a cavity in or through which a body under examination or a part thereof is received, and which includes means for generating a magnetic field in said cavity, as well as means for causing the body under examination or the part thereof to emit nuclear magnetic resonance signals and means for receiving said nuclear magnetic resonance signals. In a first aspect of the invention, the magnet structure delimits a cavity whose shape provides at least one access opening through which patients can access said cavity by simply walking therein. The invention includes means for positioning and supporting a patient in several different postures within the patient receiving space and particular signal receiving means and patient stressing means suitable for the apparatus with the above features.
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