System and method for self-sealing a coldhead sleeve of a magnetic resonance imaging system

A coldhead sleeve arrangement 40 includes a coldhead sleeve 30 configured to receive therein a coldhead 28 of an MRI system and having an open end 34. The coldhead sleeve arrangement 40 also includes a sealing member 42 coupled at the open end of the coldhead sleeve 30 and configured in a normally c...

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Main Authors KATHLEEN MELANIE AMM, IN-HUA XU, JOHN SCATURRO JR, EVANGELOS TRIFON LASKARIS, LONGZHI JIANG, JOHN ARTHUR URBAHN, WILLIAM LOUIS EINZIGER, JALAL ZIA
Format Patent
LanguageEnglish
Published 11.04.2012
Subjects
BLASTING
COLD ROOMS
COMBINED HEATING AND REFRIGERATION SYSTEMS
COOLING OR FREEZING APPARATUS NOT COVERED BY ANY OTHERSUBCLASS
FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED,LIQUEFIED, OR SOLIDIFIED GASES
FIXED-CAPACITY GAS-HOLDERS
HEAT PUMP SYSTEMS
HEATING
ICE-BOXES
LIGHTING
LIQUEFACTION SOLIDIFICATION OF GASES
MANUFACTURE OR STORAGE OF ICE
MECHANICAL ENGINEERING
REFRIGERATION OR COOLING
REFRIGERATORS
STORING OF DISTRIBUTING GASES OR LIQUIDS
VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED ORSOLIDIFIED GASES
WEAPONS
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Summary:A coldhead sleeve arrangement 40 includes a coldhead sleeve 30 configured to receive therein a coldhead 28 of an MRI system and having an open end 34. The coldhead sleeve arrangement 40 also includes a sealing member 42 coupled at the open end of the coldhead sleeve 30 and configured in a normally closed position covering the open end. The sealing member 42 may be pivotally coupled at the open end of the coldhead sleeve 30 via a spring joint, and may comprise a hatch, flapper or poppet valve. An MRI system comprising a coldhead sleeve arrangement 40 is also disclosed.
Bibliography:Application Number: GB20110016446