MRI RF shielding jacket

U Rapoport - US Patent 10,078,122, 2018 - Google Patents
(57) ABSTRACT A jacket for radio frequency (RF) shielding a Magnetic Resonance Device
(MRD) from external environment elec tromagnetic interference during its operation, which …

RF shielding conduit in an MRI closure assembly

U Rapoport - US Patent 10,012,711, 2018 - Google Patents
The present invention provides, in a magnetic resonance imaging device (MRD) comprising
(a) a main longitudinal axis with a distal and proximal ends;(b) an open bore extended along …

MRI thermo-isolating jacket

U Rapoport - US Patent 10,132,887, 2018 - Google Patents
A thermo-isolating jacket for a magnetic resonance device (MRD). The thermo-isolating
jacket is configured to be positioned in an atmospheric pressure, temperature changing …

Active-passive electromagnetic shielding to reduce MRI acoustic noise

WA Edelstein, TK Kidane, V Taracilla, TN Baig… - US Patent …, 2008 - Google Patents
The present invention provides an apparatus for reducing acoustic noise in a magnetic
resonance imaging device including passive shielding located outside the actively shielded …

Systems and methods for passively shielding a magnetic field

JS Wang, J Huang, SR Elgin - US Patent 8,514,043, 2013 - Google Patents
A passive magnetic field shielding system for shielding a fringe magnetic field is described.
The passive magnetic field shielding system includes a magnet configured to generate a …

Radiofrequency shielding conduit in a door or a doorframe of a magnetic resonance imaging room

S Azulay, U Rapoport - US Patent 10,386,432, 2019 - Google Patents
US10386432B2 - Radiofrequency shielding conduit in a door or a doorframe of a magnetic
resonance imaging room - Google Patents US10386432B2 - Radiofrequency shielding conduit …

NMR imaging system with reduced cryogenic losses and reduced acoustic noise

G Aubert - US Patent 8,410,777, 2013 - Google Patents
(57) ABSTRACT A magnetic resonance imaging system having an exterior cryogenic
enclosure containing a device for creating an intense main magnetic field in a usable interior …

Gradient coil unit for a magnetic resonance apparatus

P Dietz - US Patent 10,908,241, 2021 - Google Patents
The invention relates to a gradient coil unit comprising a first conductor structure arranged
on a surface of a first cylinder with the first radius, a second conductor structure arranged on …

Actively shielded, cylindrical gradient coil system with passive RF shielding for NMR devices

N Freytag - US Patent 9,817,096, 2017 - Google Patents
(57) ABSTRACT A gradient coil system has a cylindrical section in a central region, which
contains no conductor elements and has a maximum outer radius that is larger than a …

Extendable radiofrequency shield for magnetic resonance imaging device

U Rapoport - US Patent 10,101,422, 2018 - Google Patents
(57) ABSTRACT A radiofrequency (RF) shielding channel for a magnetic resonance imaging
(MRI) device is provided. The RF shield ing channel can include at least one conductive …