Kruip, GB
Marcel Kruip, Oxford Oxfordshire GB
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20100265018 | SUPPORTED SUPERCONDUCTING MAGNET - A supported superconducting magnet, comprising a superconducting magnet arranged within an outer vacuum container; and a support structure bearing the weight of the superconducting magnet against a support surface. The support structure comprises a tubular suspension element located between the magnet and the support surface, said tubular suspension element retaining the magnet in a fixed relative position with reference to the outer vacuum container by means of complementary interface surfaces arranged to transmit the weight of the superconducting magnet to the support structure. The tubular suspension element is arranged about a generally vertical axis, and supports a solenoidal magnet structure which is arranged about a generally horizontal axis. | 10-21-2010 |
20120238453 | Supported Superconducting Magnet - A supported superconducting magnet includes a superconducting magnet arranged within an outer vacuum container and a support structure bearing the weight of the superconducting magnet against a support surface. The support structure includes a tubular suspension element located between the magnet and the support surface, the tubular suspension element retaining the magnet in a fixed relative position with reference to the outer vacuum container by means of complementary interface surfaces arranged to transmit the weight of the superconducting magnet to the support structure. The tubular suspension element is arranged about a generally vertical axis, and supports a solenoidal magnet structure which is arranged about a generally horizontal axis. | 09-20-2012 |
Marcel Kruip, Oxfordshire GB
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20140135615 | COMBINED MRI AND RADIATION THERAPY SYSTEM - A combined MRI and radiation therapy system has MRI imaging equipment and radiation therapy equipment. The MRI imaging equipment includes a shielded solenoidal magnet including a number of main magnet coils arranged coaxially along an axis, and a shielding arrangement arranged coaxially with the axis, at a greater radius from the axis than the main magnet coils. The radiation therapy equipment includes a LINAC assembly, that includes a linear electron accelerator arranged with an electron beam path parallel to the axis, and electron beam deflection arrangement and a target for generating a beam of therapeutic radiation. The linear electron accelerator is located at a position radially between the main magnet coils and the shielding arrangement. | 05-15-2014 |
20140274722 | SUPERCONDUCTING MAGNETS WITH THERMAL RADIATION SHIELDS - A cylindrical superconducting magnet has a number of axially-aligned annular coils of superconducting wire, arranged for cooling by thermal conduction through a cooled surface in mechanical contact with the coils. The coils are provided with a cryogenic radiation shield located between respective radially inner surfaces of the coils and respective axes of the coils. The cryogenic radiation shield is formed of a metal layer in thermal contact with the cooled surface. | 09-18-2014 |
Marcel Kruip, Oxford GB
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20150038830 | MAGNETIC RESONANCE DEVICE - A magnetic resonance device with at least one main field magnet and at least one gradient coil is provided. The magnetic resonance device provides more free space for the patient and treatment providers; the magnetic resonance device has at least one main field magnet, which is provided to generate a magnet volume. The magnet volume has an imaging region, which is displaced from the center of the main field magnet along a longitudinal axis defined by the main field magnet. The magnetic resonance device also has a gradient coil. In the direction of the longitudinal axis defined by the main field magnet, the gradient coil has a first side facing away from the main field magnet and a second side facing the main field magnet. The gradient coil has a cross-section with a larger area on the first side facing away than on the second facing side. The gradient coil is provided to generate variable magnetic gradient fields, the gradient fields being provided for magnetic resonance imaging in the imaging region of the magnet volume. | 02-05-2015 |
Marcel J. Kruip, Oxford GB
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20080258729 | Shim for Imaging Magnets - An arrangement for producing an imaging region of increased maximum radial diameter in a magnetic resonance imaging (MRI) system, comprising a solenoidal magnet arrangement ( | 10-23-2008 |
Marcel Jan Marie Kruip, Oxford GB
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20080208036 | Combined radiation therapy and magnetic resonance unit - The invention relates to a combined radiation therapy and magnetic resonance unit. For this purpose, in accordance with the invention a combined radiation therapy and magnetic resonance unit is provided comprising a magnetic resonance diagnosis part with an interior, which is limited in radial direction by a main magnet, and a radiation therapy part for the irradiation of an irradiation area within the interior, wherein at least parts of the radiation therapy part, which comprise a beam deflection arrangement, are arranged within the interior. | 08-28-2008 |
20090101325 | METHOD AND APPARATUS FOR COOLING SUPERCONDUCTIVE JOINTS - In a method and apparatus for joining a number of superconductive cables to establish electrical connection therebetween, a cup-like member having a base, a sidewall, and an opening to receive electrically conductive ends of said cables is provided. The base of the cup-like member is attached to a holder device. The holder device is attached to a cryogenically cooled surface. The ends of the superconductive cables are connected together within the cup-like member. | 04-23-2009 |
20090275478 | METHOD AND APPARATUS FOR MAINTAINING A SUPERCONDUCTING SYSTEM AT A PREDETERMINED TEMPERATURE DURING TRANSIT - A superconductor system cooling apparatus, the apparatus comprising a casing, a solid coolant and a cooling circuit; wherein the cooling circuit comprises a heat exchanger, and a connector to couple the heat exchanger to a pre-cool loop of the superconductor system; wherein the cooling circuit further comprises a heat exchange medium to transfer heat between the solid coolant and the superconducting system. | 11-05-2009 |
20100225321 | MAGNETIC RESONANCE DEVICE - A magnetic resonance device has a cryostat and a gradient coil assembly situated within an inner bore of the cryostat. A seal is positioned between the gradient coil assembly and the inner bore. The seal includes a first fluid filled toroid or helix mounted concentrically with the gradient coils; and a second fluid filled toroid or helix situated within the first toroid, or first helix. | 09-09-2010 |
20100226058 | Method for Progressively Introducing Current into a Superconducting Coil Mounted on a Former - A method for progressively introducing current into, or removing current from, a superconducting coil mounted on a former, in which the coil vibrates relative to the former. | 09-09-2010 |
20110213239 | Combined Radiation Therapy and Magnetic Resonance Unit - The invention relates to a combined radiation therapy and magnetic resonance unit. For this purpose, in accordance with the invention a combined radiation therapy and magnetic resonance unit is provided comprising a magnetic resonance diagnosis part with an interior, which is limited in radial direction by a main magnet, and a radiation therapy part for the irradiation of an irradiation area within the interior, wherein at least parts of the radiation therapy part, which comprise a beam deflection arrangement, are arranged within the interior. | 09-01-2011 |
20120019249 | MASS DAMPED BORE TUBE FOR IMAGING APPARATUS - A bore tube for use in an imaging apparatus has a first tube and a second tube. The first tube is a complete cylinder of electrically conductive material; and the second tube is segmented into separate elements, each separately attached to the first tube. | 01-26-2012 |
20120184444 | ELECTRICALLY CONDUCTIVE SHIELD FOR SUPERCONDUCTING ELECTROMAGNET SYSTEM - In a superconducting electromagnet system or method, cryogenically cooled magnet coils are arranged to provide a static magnetic field in an imaging region. A gradient coil assembly is arranged to provide oscillating magnetic fields within the imaging region. An electrically conductive shield is positioned between the cryogenically cooled magnet coils and the gradient coil assembly. The cryogenically cooled magnet coils are located within an outer vacuum chamber, and the electrically conductive shield is positioned outside the outer vacuum chamber between a surface of the outer vacuum chamber and the gradient coil assembly and inside a bore tube of the outer vacuum chamber. The conductive shield is supported on resilient damping mounts between the conductive shield and the gradient coil assembly and between the conductive shield and the bore tube of the outer vacuum chamber. | 07-19-2012 |
Marcel Jan Marie Kruip, Oxford Oxfordshire GB
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20090234219 | Particle Radiation Therapy Equipment - Particle radiation therapy equipment arranged to apply a charged particle beam to a region of application in a predetermined direction, comprising a charged particle beam source arranged to direct a charged particle beam in the predetermined direction, further comprising magnetic field generation means for generating a magnetic field in an imaging volume which includes the region of application at the same time that the charged particle beam is applied, wherein the magnetic field generation means is arranged to provide access to the region of application for the charged particle beam, and to provide a homogeneous magnetic field in the region of application of the charged particle beam, said magnetic field being directed substantially in the predetermined direction. | 09-17-2009 |
20100013418 | Particle Radiation Therapy Equipment - Particle radiation therapy equipment arranged to apply a charged particle beam in a predetermined direction to a region of application within an imaging volume, comprising a charged particle beam source arranged to direct a charged particle beam in the predetermined direction, further comprising magnetic field generation means for generating a magnetic field in the region of application at the same time that the charged particle beam is applied, wherein the magnetic field generation means is arranged to provide access to the region of application for the charged particle beam, and to provide a homogeneous magnetic field in the region of application of the charged particle beam, said magnetic field being directed substantially in the predetermined direction. | 01-21-2010 |