Patents by Inventor Stephen Poole
Stephen Poole 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: 11971465Abstract: An apparatus for providing a B0 magnetic field for a magnetic resonance imaging system. The apparatus includes at least one permanent B0 magnet to contribute a magnetic field to the Bo magnetic field for the MRI system and a ferromagnetic frame configured to capture and direct at least some of the magnetic field generated by the B0 magnet. The ferromagnetic frame includes a first post having a first end and a second end, a first multi-pronged member coupled to the first end, and a second multi-pronged member coupled to the second end, wherein the first and second multi-pronged members support the at least one permanent B0 magnet.Type: GrantFiled: August 9, 2022Date of Patent: April 30, 2024Assignee: Hyperfine Operations, Inc.Inventors: Cedric Hugon, Hadrien A. Dyvorne, Michael Stephen Poole
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Publication number: 20230417852Abstract: Techniques for removing artefacts, such as RF interference and/or noise, from magnetic resonance data. The techniques include: obtaining input magnetic resonance (MR) data using at least one radio-frequency (RF) coil of a magnetic resonance imaging (MRI) system; and generating an MR image from input MR data at least in part by using a neural network model to suppress at least one artefact in the input MR data.Type: ApplicationFiled: September 12, 2023Publication date: December 28, 2023Applicant: Hyperfine Operations, Inc.Inventors: Carole LAZARUS, Prantik KUNDU, Sunli TANG, Seyed Sadegh Mohseni SALEHI, Michal SOFKA, Jo SCHLEMPER, Hadrien A. DYVORNE, Rafael O'HALLORAN, Laura SACOLICK, Michael Stephen POOLE, Jonathan M. ROTHBERG
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Patent number: 11850075Abstract: Aspects relate to providing radio frequency components responsive to magnetic resonance signals. According to some aspects, a radio frequency component comprises at least one coil having a conductor arranged in a plurality of turns oriented about a region of interest to respond to corresponding magnetic resonant signal components. According to some aspects, the radio frequency component comprises a plurality of coils oriented to respond to corresponding magnetic resonant signal components. According to some aspects, an optimization is used to determine a configuration for at least one radio frequency coil.Type: GrantFiled: July 10, 2020Date of Patent: December 26, 2023Assignee: Hyperfine Operations, Inc.Inventors: Michael Stephen Poole, Gregory L. Charvat, Todd Rearick, Jonathan M. Rothberg
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Patent number: 11841408Abstract: According to some aspects, a portable magnetic resonance imaging system is provided, comprising a B0 magnet configured to produce a B0 magnetic field for an imaging region of the magnetic resonance imaging system, a noise reduction system configured to detect and suppress at least some electromagnetic noise in an operating environment of the portable magnetic resonance imaging system, and electromagnetic shielding provided to attenuate at least some of the electromagnetic noise in the operating environment of the portable magnetic resonance imaging system, the electromagnetic shielding arranged to shield a fraction of the imaging region of the portable magnetic resonance imaging system. According to some aspects, the electromagnetic shield comprises at least one electromagnetic shield structure adjustably coupled to the housing to provide electromagnetic shielding for the imaging region in an amount that can be varied.Type: GrantFiled: May 6, 2020Date of Patent: December 12, 2023Assignee: Hyperfine Operations, Inc.Inventors: Michael Stephen Poole, Cedric Hugon, Hadrien A. Dyvorne, Laura Sacolick, William J. Mileski, Jeremy Christopher Jordan, Alan B. Katze, Jr., Jonathan M. Rothberg, Todd Rearick, Christopher Thomas McNulty
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Publication number: 20230366959Abstract: A method of producing a permanent magnet shim configured to improve a profile of a B0 magnetic field produced by a B0 magnet is provided. The method comprises determining deviation of the B0 magnetic field from a desired B0 magnetic field, determining a magnetic pattern that, when applied to magnetic material, produces a corrective magnetic field that corrects for at least some of the determined deviation, and applying the magnetic pattern to the magnetic material to produce the permanent magnet shim. According to some aspects, a permanent magnet shim for improving a profile of a B0 magnetic field produced by a B0 magnet is provided. The permanent magnet shim comprises magnetic material having a predetermined magnetic pattern applied thereto that produces a corrective magnetic field to improve the profile of the B0 magnetic field.Type: ApplicationFiled: July 11, 2023Publication date: November 16, 2023Applicant: Hyperfine Operations, Inc.Inventors: Cedric Hugon, Michael Stephen Poole, Tyler S. Ralston
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Publication number: 20230358832Abstract: A radio frequency (RF) coil apparatus is described herein for facilitating imaging of a patient positioned within a magnetic resonance imaging (MRI) system, the MRI system comprising a B0 magnet. The apparatus may comprise a frame comprising a first plate and a second plate disposed opposite the first plate; and an RF transmit coil comprising a plurality of conductors connected in series, the plurality of conductors being would around the frame and forming a plurality of turns. According to some aspects, there is provided an MRI system configured to image a patient positioned within the MRI system, the MRI system comprises a B0 magnet that produces a B0 magnetic field and the RF coil apparatus.Type: ApplicationFiled: July 14, 2023Publication date: November 9, 2023Applicant: Hyperfine Operations, Inc.Inventors: Eddy B. Boskamp, Michael Stephen Poole
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Publication number: 20230358833Abstract: An apparatus for providing a B0 magnetic field for a magnetic resonance imaging system. The apparatus includes at least one first B0 magnet configured to produce a first magnetic field to contribute to the B0 magnetic field for the magnetic resonance imaging system, the at least one first B0 magnet comprising a first plurality of permanent magnet rings including at least two rings with respective different heights.Type: ApplicationFiled: June 28, 2023Publication date: November 9, 2023Applicant: Hyperfine Operations, Inc.Inventors: Michael Stephen Poole, Cedric Hugon, Christopher Thomas McNulty
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Patent number: 11789104Abstract: Techniques for removing artefacts, such as RF interference and/or noise, from magnetic resonance data. The techniques include: obtaining input magnetic resonance (MR) data using at least one radio-frequency (RF) coil of a magnetic resonance imaging (MRI) system; and generating an MR image from input MR data at least in part by using a neural network model to suppress at least one artefact in the input MR data.Type: GrantFiled: August 15, 2019Date of Patent: October 17, 2023Assignee: Hyperfine Operations, Inc.Inventors: Carole Lazarus, Prantik Kundu, Sunli Tang, Seyed Sadegh Mohseni Salehi, Michal Sofka, Jo Schlemper, Hadrien A. Dyvorne, Rafael O'Halloran, Laura Sacolick, Michael Stephen Poole, Jonathan M. Rothberg
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Publication number: 20230324482Abstract: An assembly for providing a B0 magnetic field for a magnetic resonance imaging (MRI) system, the assembly comprising: a plurality of rods extending along a common longitudinal direction and positioned to form a bore extending along the common longitudinal direction, the plurality of rods including a first rod, the first rod comprising: ferromagnetic segments, each having a net magnetization in a plane that is substantially perpendicular to the common longitudinal direction; and non-ferromagnetic segments.Type: ApplicationFiled: April 12, 2023Publication date: October 12, 2023Applicant: Hyperfine Operations, Inc.Inventors: Cedric Hugon, Michael Stephen Poole
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Publication number: 20230320668Abstract: Aspects relate to providing radio frequency components responsive to magnetic resonance signals. According to some aspects, a radio frequency component comprises at least one coil having a conductor arranged in a plurality of turns oriented about a region of interest to respond to corresponding magnetic resonant signal components. According to some aspects, the radio frequency component comprises a plurality of coils oriented to respond to corresponding magnetic resonant signal components. According to some aspects, an optimization is used to determine a configuration for at least one radio frequency coil.Type: ApplicationFiled: June 14, 2023Publication date: October 12, 2023Applicant: Hyperfine Operations, Inc.Inventors: Michael Stephen Poole, Gregory L. Charvat, Todd Rearick, Jonathan M. Rothberg
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Publication number: 20230324481Abstract: According to some aspects, a portable magnetic resonance imaging system is provided, comprising a Bo magnet configured to produce a Bo magnetic field for an imaging region of the magnetic resonance imaging system, a noise reduction system configured to detect and suppress at least some electromagnetic noise in an operating environment of the portable magnetic resonance imaging system, and electromagnetic shielding provided to attenuate at least some of the electromagnetic noise in the operating environment of the portable magnetic resonance imaging system, the electromagnetic shielding arranged to shield a fraction of the imaging region of the portable magnetic resonance imaging system. According to some aspects, the electromagnetic shield comprises at least one electromagnetic shield structure adjustably coupled to the housing to provide electromagnetic shielding for the imaging region in an amount that can be varied. According to some aspects, substantially no shielding of the imaging region is provided.Type: ApplicationFiled: June 15, 2023Publication date: October 12, 2023Applicant: Hyperfine Operations, Inc.Inventors: Michael Stephen Poole, Cedric Hugon, Hadrien A. Dyvorne, Laura Sacolick, William J. Mileski, Jeremy Christopher Jordan, Alan B. Katze, JR., Jonathan M. Rothberg, Todd Rearick, Christopher Thomas McNulty
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Publication number: 20230301543Abstract: According to some aspects, a magnetic resonance imaging system capable of imaging a patient is provided. The magnetic resonance imaging system comprising at least one B0 magnet to produce a magnetic field to contribute to a B0 magnetic field for the magnetic resonance imaging system and a member configured to engage with a releasable securing mechanism of a radio frequency coil apparatus, the member attached to the magnetic resonance imaging system at a location so that, when the member is engaged with the releasable securing mechanism of the radio frequency coil apparatus, the radio frequency coil apparatus is secured to the magnetic resonance imaging system substantially within an imaging region of the magnetic resonance imaging system.Type: ApplicationFiled: March 20, 2023Publication date: September 28, 2023Applicant: Hyperfine Operations, Inc.Inventors: Anne Michele Nelson, Christopher Thomas McNulty, Jeremy Christopher Jordan, Michael Stephen Poole, Gang Chen
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Patent number: 11740302Abstract: A method of producing a permanent magnet shim configured to improve a profile of a B0 magnetic field produced by a B0 magnet is provided. The method comprises determining deviation of the B0 magnetic field from a desired B0 magnetic field, determining a magnetic pattern that, when applied to magnetic material, produces a corrective magnetic field that corrects for at least some of the determined deviation, and applying the magnetic pattern to the magnetic material to produce the permanent magnet shim. According to some aspects, a permanent magnet shim for improving a profile of a B0 magnetic field produced by a B0 magnet is provided. The permanent magnet shim comprises magnetic material having a predetermined magnetic pattern applied thereto that produces a corrective magnetic field to improve the profile of the B0 magnetic field.Type: GrantFiled: March 16, 2022Date of Patent: August 29, 2023Assignee: Hyperfine Operations, Inc.Inventors: Cedric Hugon, Michael Stephen Poole, Tyler S. Ralston
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Patent number: 11726155Abstract: An apparatus for providing a B0 magnetic field for a magnetic resonance imaging system. The apparatus includes at least one first B0 magnet configured to produce a first magnetic field to contribute to the B0 magnetic field for the magnetic resonance imaging system, the at least one first B0 magnet comprising a first plurality of permanent magnet rings including at least two rings with respective different heights.Type: GrantFiled: November 24, 2021Date of Patent: August 15, 2023Assignee: Hyperfine Operations, Inc.Inventors: Michael Stephen Poole, Cedric Hugon, Christopher Thomas McNulty
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Patent number: 11656308Abstract: An assembly for providing a B0 magnetic field for a magnetic resonance imaging (MRI) system, the assembly comprising: a plurality of rods extending along a common longitudinal direction and positioned to form a bore extending along the common longitudinal direction, the plurality of rods including a first rod, the first rod comprising: ferromagnetic segments, each having a net magnetization in a plane that is substantially perpendicular to the common longitudinal direction; and non-ferromagnetic segments.Type: GrantFiled: December 9, 2020Date of Patent: May 23, 2023Assignee: Hyperfine Operations, Inc.Inventors: Cedric Hugon, Michael Stephen Poole
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Publication number: 20230095957Abstract: An apparatus for providing a B0 magnetic field for a magnetic resonance imaging system. The apparatus includes at least one permanent B0 magnet to contribute a magnetic field to the Bo magnetic field for the MRI system and a ferromagnetic frame configured to capture and direct at least some of the magnetic field generated by the B0 magnet. The ferromagnetic frame includes a first post having a first end and a second end, a first multi-pronged member coupled to the first end, and a second multi-pronged member coupled to the second end, wherein the first and second multi-pronged members support the at least one permanent B0 magnet.Type: ApplicationFiled: August 9, 2022Publication date: March 30, 2023Applicant: Hyperfine Operations, Inc.Inventors: Cedric Hugon, Hadrien A. Dyvorne, Michael Stephen Poole
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Patent number: 11614505Abstract: According to some aspects, an apparatus is provided comprising a deployable guard device, configured to be coupled to a portable medical imaging device, the deployable guard device further configured to, when deployed, inhibit encroachment within a physical boundary with respect to the portable medical imaging device. According to some aspects, an apparatus is provided comprising a deployable guard device, configured to be coupled to a portable magnetic resonance imaging system, the deployable guard device further configured to, when deployed, demarcate a boundary within which a magnetic field strength of a magnetic field generated by the portable magnetic resonance imaging system equals or exceeds a given threshold.Type: GrantFiled: December 15, 2021Date of Patent: March 28, 2023Assignee: Hyperfine Operations, Inc.Inventors: Christopher Thomas McNulty, Michael Stephen Poole
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Patent number: 11607148Abstract: According to some aspects, a magnetic resonance imaging system capable of imaging a patient is provided. The magnetic resonance imaging system comprising at least one BO magnet to produce a magnetic field to contribute to a BO magnetic field for the magnetic resonance imaging system and a member configured to engage with a releasable securing mechanism of a radio frequency coil apparatus, the member attached to the magnetic resonance imaging system at a location so that, when the member is engaged with the releasable securing mechanism of the radio frequency coil apparatus, the radio frequency coil apparatus is secured to the magnetic resonance imaging system substantially within an imaging region of the magnetic resonance imaging system.Type: GrantFiled: December 15, 2021Date of Patent: March 21, 2023Assignee: Hyperfine Operations, Inc.Inventors: Anne Michele Nelson, Christopher Thomas McNulty, Jeremy Christopher Jordan, Michael Stephen Poole, Gang Chen
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Publication number: 20220349975Abstract: In some aspects, a magnetic system for use in a low-field MRI system. The magnetic system comprises at least one electromagnet configured to, when operated, generate a magnetic field to contribute to a B0 field for the low-field MRI system, and at least one permanent magnet to produce a magnetic field to contribute to the B0 field.Type: ApplicationFiled: July 19, 2022Publication date: November 3, 2022Applicant: Hyperfine Operations, Inc.Inventors: Michael Stephen Poole, Todd Rearick, Jonathan M. Rothberg
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Patent number: 11422213Abstract: An apparatus for providing a B0 magnetic field for a magnetic resonance imaging system. The apparatus includes at least one permanent B0 magnet to contribute a magnetic field to the B0 magnetic field for the MRI system and a ferromagnetic frame configured to capture and direct at least some of the magnetic field generated by the B0 magnet. The ferromagnetic frame includes a first post having a first end and a second end, a first multi-pronged member coupled to the first end, and a second multi-pronged member coupled to the second end, wherein the first and second multi-pronged members support the at least one permanent B0 magnet.Type: GrantFiled: December 9, 2020Date of Patent: August 23, 2022Assignee: Hyperfine Operations, Inc.Inventors: Cedric Hugon, Hadrien A. Dyvorne, Michael Stephen Poole