Assignee: Fonar Corporation

Location: Melville, NY
No. of patents: 177

Number	Title	Issue Date
8134364	Magnetic resonance imaging using modified bessel functions A method and apparatus to increase the effectiveness of a Magnetic Resonance Imaging (MRI) device by increasing the signal-to-noise ratio, allowing thinner slice thicknesses, and allowing more contiguous slices. In an MRI device, a patient is subjected to a constant...	03/13/2012
8129991	Anatomical fixture for magnetic resonance position imaging Fixtures for immobilizing a patient during magnetic resonance imaging. ...	03/06/2012
8111067	Positional magnetic resonance imaging A patient is examined by magnetic resonance imaging in different positions relative to gravity by moving the patient relative to the magnet, and the acquired data is compared to show differences in anatomy due to differences in patient position. Individual data elem...	02/07/2012
8055326	Coils for horizontal field magnetic resonance imaging Methods and apparatus for performing magnetic resonance imaging are disclosed. In one embodiment coil antennas for use with a horizontal field magnetic resonance imaging apparatus are placed in proximity to the scanning region to obtain magnetic resonance images. In...	11/08/2011
8055325	Seated patient support and use thereof in magnetic resonance imaging A system for magnetic resonance imaging. The system comprises a magnetic resonance imaging apparatus having a pair of opposed elements spaced apart along a horizontal pole axis defining a patient-receiving space there between, a patient support apparatus having a re...	11/08/2011
8054077	Ferromagnetic frame magnet with superconducting coils A magnetic resonance imaging magnet includes a ferromagnetic frame. A pair of generally toroidal superconducting coil units overlie interfaces of side walls incorporated in the frame. Each coil unit may include a vessel having hollow support extensions extending int...	11/08/2011
8049498	Multi-slice fast magnetic resonance imaging Through advancing the phase of radio frequency (RF) excitation with each phase-encoding level, a method, apparatus and article thereof increases the effectiveness of a Magnetic Resonance Imaging (MRI) device by correcting for main magnetic field inhomogeneities with...	11/01/2011
8036730	Temporal magnetic resonance imaging A patient is subjected to magnetic resonance imaging at substantial intervals such as weeks, months or years, or after an interval sufficient for a therapeutic regimen to affect the anatomy, and the data acquired at different times is compared to show changes in the...	10/11/2011
7999547	System for magnetic resonance imaging assisted surgery A system and method for magnetic resonance imaging assisted surgery. The system includes an antenna support assembly and an antenna that are used to acquire real time images of the surgical site that may be used by a surgeon to more accurately perform the surgical p...	08/16/2011
7906966	Quadrature foot coil antenna for magnetic resonance imaging An antenna for magnetic resonance imaging. The antenna preferably comprises a base, a first coil and a second coil. The first coil is mounted to the base and oriented to form an opening for receiving a foot of a patient such that the first coil extends around the fo...	03/15/2011
7894668	System and method for digital image intensity correction The present invention provides a method and apparatus to enhance the image contrast of a digital image device while simultaneously compensating for image intensity inhomogeneity, regardless of the source. The present invention corrects intensity inhomogeneities prod...	02/22/2011
7890887	System and method for the operation of diagnostic medical equipment A system that allows a technician to remotely control interactive equipment, such as medical diagnostic and screening equipment, by executing, through a proxy program, those portions of the software that directly interact with the equipment at the local computer for...	02/15/2011
7834630	MRI test fixture In one example, a magnetic resonance imaging (“MRI”) system comprises a magnetic resonance imaging assembly defining a gap region, a transmitting coil proximate the gap region, and at least one test coil separate from the transmitting coil. The at least one coil...	11/16/2010
7823306	Room for conducting medical procedures A room for use in conducting medical procedures includes an image on a screen disposed in the room. The room preferably includes a track for disposing the screen across the room to create a panoramic view of the scene in the screen. Preferably the track, and hence t...	11/02/2010
7812607	Magnetic resonance imaging system, apparatus and associated methods In one aspect, a magnet comprising a pair of pole supports spaced apart from one another and extending in a generally horizontal direction. The magnet includes a pair of flux return members extending between the pole supports so as to define a frame, each of the flu...	10/12/2010
7755356	Driven equilibrium and fast-spin echo scanning An NMR imaging process includes subjecting an imaging object to a uniform polarizing magnetic field. Orthogonal magnetic field gradients are applied to the imaging object. RF energy is applied to the imaging object. The RF energy includes a plurality of angular prec...	07/13/2010
7706858	Head and neck immobilization in magnetic resonance imaging Apparatus, system and method for immobilizing a patient's head during imaging. The apparatus includes two substantially C-shaped members that are pivotably mounted to each other. One C-shaped member includes at least one adjustable positioning rod for securing the p...	04/27/2010
7705595	Magnetic resonance imaging using modified bessel functions A magnetic resonance imaging (MRI) pulse employed in MRI devices and methods that increase the signal-to-noise ratio, allowing thinner slice thicknesses, and allowing more contiguous slices. In an MRI device, a patient is subjected to a constant magnetic field, and ...	04/27/2010
7701209	Coils for horizontal field magnetic resonance imaging Apparatus for performing magnetic resonance imaging are disclosed. In one aspect coil antennas for use with a horizontal field magnetic resonance imaging apparatus are placed in proximity to the scanning region to obtain magnetic resonance images. The coils are arra...	04/20/2010
7697971	Positioning system for an MRI A positioning system for an MRI system. One aspect includes a support member for moving a patient in a non-horizontal direction within a scanning area of the MRI system, a drive member for driving the support member, and a controller for controlling the drive member...	04/13/2010
7693570	Magnetic resonance imaging with adjustable fixture apparatus A fixture such as a local receiver coil is secured to the patient support of a magnetic resonance imaging system so that the fixture remains in position relative to the support even when the support is in a vertical orientation. The positioning apparatus is arranged...	04/06/2010
7680525	Method for lateral motion magnetic resonance imaging The method includes positioning a patient within a receiving space of a stand-up MRI apparatus and imaging the region of interest of the patient while the patient moves the region of interest. Further in accordance with the method the patient may be positioned such ...	03/16/2010
7573432	MRI antenna In one example, an antenna is disclosed comprising a first, outer conductor, at least one inner conductor within the first outer conductor, and a second outer conductor surrounding the first outer conductor. The second outer conductor may define a plurality of holes...	08/11/2009
7560929	Ferromagnetic frame magnet with superconducting coils A magnetic resonance imaging magnet includes a ferromagnetic frame. A pair of generally toroidal superconducting coil units overlie interfaces of side walls incorporated in the frame. Each coil unit may include a vessel having hollow support extensions extending int...	07/14/2009
7560928	Magnetic resonance imaging system, apparatus and associated methods In one aspect, a magnet comprising a pair of pole supports spaced apart from one another and extending in a generally horizontal direction. The magnet includes a pair of flux return members extending between the pole supports so as to define a frame, each of the flu...	07/14/2009
7557576	Multi-slice fast magnetic resonance imaging Through advancing the phase of radio frequency (RF) excitation with each phase-encoding level, a method and apparatus increases the effectiveness of a Magnetic Resonance Imaging (MRI) device by correcting for main magnetic field inhomogeneities without noticeably de...	07/07/2009
7557572	Method of detecting and compensating for faults in an MRI process According to a method of detecting and compensating for MRI scan errors, MRI scan data are received. At least one statistical boundaries is determined for the generated data. The data are observed in K-space. The observed K-space data are compared to the determined ...	07/07/2009
7551954	Magnetic resonance imaging with adjustable fixture apparatus A fixture such as a local receiver coil is secured to the patient support of a magnetic resonance imaging system so that the fixture remains in position relative to the support even when the support is in a vertical orientation. The positioning apparatus is arranged...	06/23/2009
7525312	System for magnetic resonance imaging assisted surgery A system and method for magnetic resonance imaging assisted surgery. The system includes an antenna support assembly and an antenna that are used to acquire real time images of the surgical site that may be used by a surgeon to more accurately perform the surgical p...	04/28/2009
7504827	MRI test fixture A test fixture for testing and monitoring electromagnetic characteristics of a magnetic resonance imaging (“MRI”) system preferably comprises a body portion having a first longitudinal axis and a first coil supported by the body portion. A longitudinal member is...	03/17/2009
7501820	Magnetic resonance imaging using modified bessel functions A method and apparatus to increase the effectiveness of a Magnetic Resonance Imaging (MRI) device by increasing the signal-to-noise ratio, allowing thinner slice thicknesses, and allowing more contiguous slices. In an MRI device, a patient is subjected to a constant...	03/10/2009
7466130	Phased array shoulder coil An antenna assembly for magnet resonance imaging comprising a housing having an inner surface, an outer surface and defining an inner annular space, the inner surface being adapted to receive a shoulder of a patient. The antenna assembly further includes a pair of c...	12/16/2008
7463129	Magnet structure A magnet structure includes a permanent magnet assembly and first and second pole assemblies. The permanent magnet assembly includes an enclosure having an open portion and a magnetic mass disposed within the enclosure. Each of the first and second pole assemblies i...	12/09/2008
7436176	Magnetic resonance imaging using adaptive phase encoding gradient Through modification of the phase-encoding gradient, a method and apparatus increases the effectiveness of a Magnetic Resonance Imaging (MRI) device by decreasing scan time without noticeably decreasing the signal-to-noise ratio. In an MRI device, a patient is subje...	10/14/2008
7432707	Magnetic resonance imaging with corrected intensity inhomogeneity The present invention provides a method and apparatus to enhance the image contrast of a Magnetic Resonance Imaging (MRI) device while simultaneously compensating for image inhomogeneity, regardless of the source. The method makes no assumptions as to the source of ...	10/07/2008
7408348	Hand operated device for controlling characteristics of an MRI image, and the like A hand operated device for controlling characteristics of a magnetic resonance (“MR”) image is disclosed. One characteristic that the hand operated device is particularly suited to control is the oblique angle the MR image slice. In one embodiment, the device co...	08/05/2008
7408349	Configurable matrix receiver A configurable matrix receiver comprises a plurality of antennas that detect one or more signals. The antennas are coupled to a configurable matrix comprising a plurality of amplifiers, one or more switches that selectively couple the amplifiers in series fashion, a...	08/05/2008
7403010	Adaptive dynamic range receiver for MRI A receiver for a resonance signal of a magnetic resonance imaging system generates a baseband signal for image processing by dividing a raw resonance signal among multiple parallel channels, each amplified at a respective gain. A digital channel selector determines,...	07/22/2008
7382133	Self-shielded gradients and method of designing and producing self-shielded gradients A self-shielded gradient adapted to be disposed within a main magnet field of an MRI scanner includes a gradient coil having a shield current distribution Js based on current density components φn on a gradient surface where	06/03/2008
7378846	Magnetic resonance imaging method and apparatus for scanning a child In one aspect the present invention is a method for imaging an infant or minor in a magnetic resonance imaging apparatus. The method preferably comprises positioning an adult in the patient-receiving space or gap of a magnet and affixing a minor, child or infant wit...	05/27/2008

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Assignee: Fonar Corporation