Patents by Inventor Adrian Mark Thomas
Adrian Mark Thomas has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11899084Abstract: A magnetic resonance imaging device may include a field generator for generating at least one magnetic gradient field. The field generator may include a first magnet and a second magnet confining an imaging volume of the magnetic resonance imaging device in two spatial directions. The first magnet and the second magnet may be arranged asymmetrically with respect to the imaging volume. The magnetic resonance imaging device may be used to perform a method for acquiring an image of a diagnostically relevant body region of a patient.Type: GrantFiled: March 28, 2022Date of Patent: February 13, 2024Assignee: Siemens Healthcare GmbHInventors: Michael Mallett, Adrian Mark Thomas, Matthias Gebhardt, Stephan Biber, Andreas Krug, Stefan Popescu, Lars Lauer, Andreas Greiser
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Publication number: 20240004009Abstract: The disclosure relates to a magnetic resonance imaging device comprising a main magnet, a gradient system including at least one gradient coil, a thermal bus structure, a shield structure arranged between the gradient system and the main magnet and a cryocooler including a cold head, wherein the shield structure is configured to reduce a transport of heat energy to the main magnet and wherein the main magnet comprises a magnet spacer configured for spacing individual coils of the main magnet, wherein the thermal bus structure comprises at least one thermal bus element extending through the magnet spacer for providing a thermal connection between the cold head of the cryocooler and the shield structure.Type: ApplicationFiled: June 29, 2023Publication date: January 4, 2024Applicant: Siemens Healthcare LimitedInventors: Adrian Mark Thomas, Simon Chorley, Nicholas Aley
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Patent number: 11852703Abstract: A magnetic resonance imaging device having a field generation unit configured to provide a magnetic field in an imaging volume of the magnetic resonance imaging device. The field generation unit has at least one magnet. A surface of the field generation unit directed towards the imaging volume of the at least one magnet has a concave shape, wherein a direction of access to the imaging volume is oriented essentially perpendicular to a main direction of magnetic field lines in the imaging volume.Type: GrantFiled: June 29, 2022Date of Patent: December 26, 2023Assignee: Siemens Healthcare GmbHInventors: Michael Mallett, Adrian Mark Thomas, Stefan Popescu, Andreas Krug, Matthias Gebhardt, Stephan Biber, Andreas Greiser
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Patent number: 11714148Abstract: A split cylindrical superconducting magnet system including two half magnets, each half magnet comprising superconducting magnet coils retained in an outer vacuum chamber, having a thermal radiation shield located between the magnet coils and the outer vacuum chamber, wherein the thermal radiation shield is shaped such that the axial spacing between thermal radiation shields of respective half magnets is greater at their internal diameter than at their outer diameter.Type: GrantFiled: December 20, 2019Date of Patent: August 1, 2023Assignee: Siemens Healthcare LimitedInventor: Adrian Mark Thomas
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Patent number: 11675034Abstract: A magnetic resonance imaging system comprises a field generation unit and a supporting structure for providing structural support for the field generation unit, wherein the field generation unit comprises at least one magnet for generating a B0 magnetic field and an opening configured to provide access to an imaging volume positioned in the B0 magnetic field along at least one direction and wherein the at least one direction is angled with respect to a main direction of magnetic field lines of the B0 magnetic field in the imaging volume.Type: GrantFiled: May 3, 2021Date of Patent: June 13, 2023Assignee: SIEMENS HEALTHCARE GMBHInventors: Michael Mallett, Stefan Popescu, Adrian Mark Thomas, Stephan Biber, Matthias Gebhardt, Thorsten Speckner, Thomas Beck, Andreas Greiser
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Patent number: 11675035Abstract: An electromagnet for a Magnetic Resonance Imaging (MRI) apparatus. The electromagnet includes a coil configured to generate a magnetic field. The coil has a first axially outer surface, and a support element configured to mount the coil in the MRI. The support element is bonded to the first axially outer surface of the coil.Type: GrantFiled: April 2, 2019Date of Patent: June 13, 2023Assignee: Siemens Healthcare LimitedInventors: Michael John Disney Mallett, Jonathan Noys, Adrian Mark Thomas
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Patent number: 11609292Abstract: A device for NMR spectroscopy includes a magnet arrangement, configured to produce a magnetic probe field within a magnet field of view external to the magnet arrangement. In a embodiment, the device includes a coil arrangement, configured to generate an electromagnetic excitation field within a coil field of view and a controller, configured to control the coil arrangement. The device includes a magnet adjustment arrangement, configured and arranged to modify at least one parameter of the magnet arrangement to change a spatial position of the magnet field of view.Type: GrantFiled: April 7, 2021Date of Patent: March 21, 2023Assignee: SIEMENS HEALTHCARE GMBHInventors: Andre De Oliveira, Andreas Greiser, Peter Speier, Adrian Mark Thomas
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Publication number: 20230003816Abstract: A magnetic resonance imaging device having a field generation unit configured to provide a magnetic field in an imaging volume of the magnetic resonance imaging device. The field generation unit has at least one magnet. A surface of the field generation unit directed towards the imaging volume of the at least one magnet has a concave shape, wherein a direction of access to the imaging volume is oriented essentially perpendicular to a main direction of magnetic field lines in the imaging volume.Type: ApplicationFiled: June 29, 2022Publication date: January 5, 2023Inventors: Michael Mallett, Adrian Mark Thomas, Stefan Popescu, Andreas Krug, Matthias Gebhardt, Stephan Biber, Andreas Greiser
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Patent number: 11464469Abstract: A medical imaging system a magnet unit includes a main magnet and a first housing. In an embodiment, the main magnet is arranged inside the first housing and includes coil elements and at least one coil carrier, the magnet unit defining an examination opening. The first radiation unit is embodied to irradiate the examination object and is arranged on the side of the magnet unit. The magnet unit includes a first region, transparent to radiation emitted by the first radiation unit radially to the examination axis. The first radiation unit is embodied to emit radiation through the first region of the magnet unit in a direction of the examination opening and is furthermore embodied to rotate about the examination opening.Type: GrantFiled: April 25, 2017Date of Patent: October 11, 2022Assignee: Siemens Healthcare GmbHInventors: Rebecca Fahrig, Martino Leghissa, Simon James Calvert, Adrian Mark Thomas
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Publication number: 20220308142Abstract: A magnetic resonance imaging device may include a field generator for generating at least one magnetic gradient field. The field generator may include a first magnet and a second magnet confining an imaging volume of the magnetic resonance imaging device in two spatial directions. The first magnet and the second magnet may be arranged asymmetrically with respect to the imaging volume. The magnetic resonance imaging device may be used to perform a method for acquiring an image of a diagnostically relevant body region of a patient.Type: ApplicationFiled: March 28, 2022Publication date: September 29, 2022Inventors: Michael Mallett, Adrian Mark Thomas, Matthias Gebhardt, Stephan Biber, Andreas Krug, Stefan Popescu, Lars Lauer, Andreas Greiser
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Publication number: 20220187396Abstract: An electromagnet for a Magnetic Resonance Imaging (MRI) apparatus. The electromagnet includes a coil configured to generate a magnetic field. The coil has a first axially outer surface, and a support element configured to mount the coil in the MRI. The support element is bonded to the first axially outer surface of the coil.Type: ApplicationFiled: April 2, 2019Publication date: June 16, 2022Applicant: Siemens Healthcare LimitedInventors: Michael John Disney Mallett, Jonathan Noys, Adrian Mark Thomas
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Publication number: 20210341556Abstract: At least one example embodiment provides a magnetic resonance imaging system comprising a field generation unit and a supporting structure for providing structural support for the field generation unit, wherein the field generation unit comprises at least one magnet for generating a B0 magnetic field and an opening configured to provide access to an imaging volume positioned in the B0 magnetic field along at least one direction and wherein the at least one direction is angled with respect to a main direction of magnetic field lines of the B0 magnetic field in the imaging volume.Type: ApplicationFiled: May 3, 2021Publication date: November 4, 2021Applicant: Siemens Healthcare GmbHInventors: Michael MALLETT, Stefan POPESCU, Adrian Mark THOMAS, Stephan BIBER, Matthias GEBHARDT, Thorsten SPECKNER, Thomas BECK, Andreas GREISER
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Publication number: 20210318402Abstract: A device for NMR spectroscopy includes a magnet arrangement, configured to produce a magnetic probe field within a magnet field of view external to the magnet arrangement. In a embodiment, the device includes a coil arrangement, configured to generate an electromagnetic excitation field within a coil field of view and a controller, configured to control the coil arrangement. The device includes a magnet adjustment arrangement, configured and arranged to modify at least one parameter of the magnet arrangement to change a spatial position of the magnet field of view.Type: ApplicationFiled: April 7, 2021Publication date: October 14, 2021Applicant: Siemens Healthcare GmbHInventors: Andre DE OLIVEIRA, Andreas GREISER, Peter SPEIER, Adrian Mark THOMAS
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Publication number: 20200200847Abstract: A split cylindrical superconducting magnet system including two half magnets, each half magnet comprising superconducting magnet coils retained in an outer vacuum chamber, having a thermal radiation shield located between the magnet coils and the outer vacuum chamber, wherein the thermal radiation shield is shaped such that the axial spacing between thermal radiation shields of respective half magnets is greater at their internal diameter than at their outer diameter.Type: ApplicationFiled: December 20, 2019Publication date: June 25, 2020Applicant: Siemens Healthcare LimitedInventor: Adrian Mark Thomas
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Publication number: 20190274649Abstract: A medical imaging system a magnet unit includes a main magnet and a first housing. In an embodiment, the main magnet is arranged inside the first housing and includes coil elements and at least one coil carrier, the magnet unit defining an examination opening. The first radiation unit is embodied to irradiate the examination object and is arranged on the side of the magnet unit. The magnet unit includes a first region, transparent to radiation emitted by the first radiation unit radially to the examination axis. The first radiation unit is embodied to emit radiation through the first region of the magnet unit in a direction of the examination opening and is furthermore embodied to rotate about the examination opening.Type: ApplicationFiled: April 25, 2017Publication date: September 12, 2019Applicant: Siemens Healthcare GmbHInventors: Rebecca FAHRIG, Martino LEGHISSA, Simon James CALVERT, Adrian Mark THOMAS
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Patent number: 9741480Abstract: A mechanically operating superconducting switch has two superconducting wires, a respective end of each superconducting wire being embedded in a respective block of superconducting material. A mechanical arrangement is provided for driving respective contact surfaces of the blocks into physical contact with each other, and for separating those services.Type: GrantFiled: January 18, 2013Date of Patent: August 22, 2017Assignee: Siemens Healthcare LimitedInventors: M'Hamed Lakrimi, Adrian Mark Thomas
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Patent number: 9733482Abstract: A wearable display apparatus includes a display for providing viewable images. A display support assembly can support the display. The display support assembly can be self centering and telescoping for adjusting the position of the display for viewing by a user. The display support assembly can include right side and left side arm members spaced apart from each other, and a flexibly resilient support member to which the display is mounted between the arm members. The support member can be telescopically mounted to the arm members. The support member can have flexibly resilient right and left side portions secured to the display. Each side portion can be slidably mounted to a respective arm member for telescoping.Type: GrantFiled: January 7, 2014Date of Patent: August 15, 2017Assignee: Kopin CorporationInventors: Adrian Mark Thomas West, Zachary Jarrod Traina, Junggeun Tak, Thomas Gerard Parent
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Patent number: 9378870Abstract: A superconducting joint and a cooling surface are provided as a combination. The superconducting joint joins superconducting wires each comprising superconducting filaments electrically joined together. The cooling surface comprises a thermally and electrically conductive material. An electrically isolating surface coating is provided on the cooling surface. The superconducting joint, the surface coating and the cooling surface are in thermal contact. The superconducting joint is electrically isolated from the cooling surface by the surface coating. The tails of the superconducting wires are wrapped around the electrically isolating surface coating.Type: GrantFiled: December 2, 2015Date of Patent: June 28, 2016Assignee: Siemens PLCInventors: M'hamed Lakrimi, Jonathan Noys, Michael Simpkins, Adrian Mark Thomas
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Publication number: 20160086693Abstract: A superconducting joint and a cooling surface are provided as a combination. The superconducting joint joins superconducting wires each comprising superconducting filaments electrically joined together. The cooling surface comprises a thermally and electrically conductive material. An electrically isolating surface coating is provided on the cooling surface. The superconducting joint, the surface coating and the cooling surface are in thermal contact. The superconducting joint is electrically isolated from the cooling surface by the surface coating. The tails of the superconducting wires are wrapped around the electrically isolating surface coating.Type: ApplicationFiled: December 2, 2015Publication date: March 24, 2016Applicant: Siemens PLCInventors: M'hamed Lakrimi, Jonathan Noys, Michael Simpkins, Adrian Mark Thomas
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Patent number: 9251933Abstract: A superconducting joint and a cooling surface are provided as a combination. The superconducting joint joins superconducting wires each comprising superconducting filaments electrically joined together. The cooling surface comprises a thermally and electrically conductive material. An electrically isolating surface coating is provided on the cooling surface. The superconducting joint, the surface coating and the cooling surface are in thermal contact. The superconducting joint is electrically isolated from the cooling surface by the surface coating. The tails of the superconducting wires are wrapped around the electrically isolating surface coating.Type: GrantFiled: July 18, 2013Date of Patent: February 2, 2016Assignee: Siemens PLCInventors: M'Hamed Lakrimi, Jonathan Noys, Michael Simpkins, Adrian Mark Thomas