Patent · US Expired

Open-type magnet device for MRI

US6856223B1 · kind B1 · utility

7Cited by
6References
7Claims
0Family size

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Key dates

Filing dateSep 13, 2000
Grant dateFeb 15, 2005
Priority date
Expiry dateSep 13, 2020

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01R33/3806
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

An open-type magnet device for MRI includes a pair of upper and lower magnet assemblies, and shims are provided on opposite sides of their cooling containers and/or in holes passing through central portions of the cooling containers so as to facilitate providing a highly homogeneous static magnetic field.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.