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MRI magnet with enhanced patient entry and positioning

  • US 6,414,490 B1
  • Filed: 02/21/2001
  • Issued: 07/02/2002
  • Est. Priority Date: 12/18/1992
  • Status: Expired due to Term
First Claim
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1. A magnetic resonance imaging magnet comprising:

  • (a) a magnet frame having a pair of pole faces spaced apart from one another along a horizontal pole axis and defining a patient-receiving space therebetween;

    (b) supports holding said frame so that said pole axis is above a floor of a structure so that a patient may enter said patient-receiving space by moving across said floor of said structure;

    (c) a magnetic flux generator operable to provide magnetic flux in said patient-receiving space; and

    (d) an elevator for raising or lowering a patient relative to said frame, wherein said elevator has a platform and said elevator is arranged to move said platform into a patient boarding position wherein said platform is close to said floor so that a patient standing on said floor of said structure can step onto said platform or can be wheeled onto said platform on a wheeled carriage.

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