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Tomography patents



      
           
This page is updated frequently with new Tomography-related patent applications. Subscribe to the Tomography RSS feed to automatically get the update: related Tomography RSS feeds. RSS updates for this page: Tomography RSS RSS


X ray computer tomography apparatus and image processing apparatus

Toshiba

X ray computer tomography apparatus and image processing apparatus

Computed tomography devices, systems, and methods

University Of Utah Research Foundation

Computed tomography devices, systems, and methods

Computed tomography devices, systems, and methods

Ge Medical Systems Global Technology

Display device, image displaying method and computerized tomography apparatus

Date/App# patent app List of recent Tomography-related patents
06/25/15
20150179291
 Computed tomography system and x-ray collimator thereof patent thumbnailnew patent Computed tomography system and x-ray collimator thereof
A computed tomography system and an x-ray collimator thereof are provided, which have a good collimator effect. The x-ray collimator includes a plurality of first plates extending in the circumferential direction of the computed tomography system and a plurality of second plates extending in the axial direction of the computed tomography system.
Shenyang Neusoft Medical Systems Co., Ltd.
06/25/15
20150178960
 X-ray tomography apparatus and x-ray tomography imaging method patent thumbnailnew patent X-ray tomography apparatus and x-ray tomography imaging method
In an x-ray tomography apparatus, a tomographic image of a subject is acquired using a subject projection image detected by a detector in a state in which the subject is in a field of view of the detector and a plurality of reference projection images detected by the detector in a state in which the subject is not in the field of view of the detector. The detector detects the subject projection image and the reference projection image at a plurality of projection angles, and the operation unit is configured to acquire a background image using a plurality of reference projection images, acquire a projection image of subject information using the subject projection image and the background image for each of the projection angles, and acquire tomographic image of the subject information from the projection image of the subject information for each of the projection angles..
Canon Kabushiki Kaisha
06/25/15
20150178958
 X ray computer tomography apparatus and image processing apparatus patent thumbnailnew patent X ray computer tomography apparatus and image processing apparatus
An x-ray computer tomography apparatus includes at least one x-ray tube generating x-rays, first detector elements (energy integrating type) and second detector elements (photon counting type) detecting an intensity and spectrum of the x-rays transmitted through the object respectively, at least one data acquisition circuit acquiring first projection data and second projection data smaller in data amount than the first projection data detected by the first and second detector elements respectively, an arithmetic circuit computing a minimum value of a cost function based on the first and second projection data by executing an iterative reconstruction algorithm, and reconstruction circuit reconstructing an image of the object based on the first and second projection data, which correspond to the minimum value of the cost function.. .
Kabushiki Kaisha Toshiba
06/25/15
20150178954
 Display device, image displaying method and computerized tomography apparatus patent thumbnailnew patent Display device, image displaying method and computerized tomography apparatus
A solid state power controller for an aircraft, the solid state power controller includes a solid state switching device for activating an electrical power output bus, a control unit for controlling the solid state switching device, and a current sensing circuit for monitoring current flowing in the electrical power output bus. The current sensing circuit includes a sensing fuse that provides a simplified and more reliable solid state power controller..
Ge Medical Systems Global Technology Company, Llc
06/25/15
20150177393
 Imaging system using independently controllable detectors patent thumbnailnew patent Imaging system using independently controllable detectors
A customizable and upgradable imaging system is provided. Imaging detector columns are installed in a gantry to receive imaging information about a subject.
General Electric Company
06/25/15
20150177392
 Imaging system using high and low energy collimation patent thumbnailnew patent Imaging system using high and low energy collimation
A customizable and upgradable imaging system is provided. Imaging detector columns are installed in a gantry to receive imaging information about a subject.
General Electric Company
06/25/15
20150177386
 Temperature stability for a digital positron emission tomography (pet) detector patent thumbnailnew patent Temperature stability for a digital positron emission tomography (pet) detector
A detector maintains thermal stability between two different operating modes. The detector includes at least one controller which sets the detection sensitivity of the detector to a level disabling the detection of gamma photons.
Koninklijke Philips N.v.
06/25/15
20150176971
 Methods, systems and computer program products for processing images generated using fourier domain optical coherence tomography (fdoct) patent thumbnailnew patent Methods, systems and computer program products for processing images generated using fourier domain optical coherence tomography (fdoct)
Methods, systems and computer program products for managing frequency domain optical coherence tomography (fdoct) image resolution. A spectrum used to acquire an image of a subject is calibrated and default dispersion correction parameters are set.
Bioptigen, Inc.
06/25/15
20150174273
 Imaging and therapeutic methods for treating parathyroid tumors patent thumbnailnew patent Imaging and therapeutic methods for treating parathyroid tumors
It has been discovered that human parathyroid tumor cells express high densities of folate receptors which could provide a target that may be used for localization. In certain embodiments, the disclosure relates to methods of detecting and imaging parathyroid tumors or canccrous cells in tissues using a folatc conjugate to enhance imaging techniques such as magnetic resonance imaging, positron emission tomography, computed tomography (ct), and single-photon emission computed tomography (spect).
Emory University
06/25/15
20150173703
 Integration of quantitative calibration systems in computed tomography scanners patent thumbnailnew patent Integration of quantitative calibration systems in computed tomography scanners
An embodiment in accordance with the present invention provides a device and method for a quantitatively calibrated computed tomography scanner. The device includes a gentry configured for receiving a patient or part of a patient.
The Johns Hopkins University
06/25/15
20150173701
new patent

Method, apparatus and system for automated spine labeling


A method, an apparatus, and a system label one or more parts of a spine in an image, in particular a computed tomography (ct) image, of a human or animal body, and in order to achieve a reliable spine labeling and a high throughput of images, match a model of a spine segment with segments of the spine in the image by starting matching the model of a spine segment with an initial segment of the spine in the image, wherein the initial segment of the spine in the image is located at an initial position along the spine in the image, and continue to match the model of a spine segment with one or more further segments of the spine in the image, wherein the further segments of the spine in the image are located at positions farther along the spine in the image.. .
Imp Forschungsinstitut Fur Molekulare Pathologie Gmbh
06/25/15
20150173695
new patent

Extremity imaging cone beam computed tomography


An apparatus for cone beam computed tomography of an extremity has a digital radiation detector and a first device to move the detector along a circular detector path extending so that the detector moves both at least partially around a first extremity of the patient and between the first extremity and a second, adjacent extremity. The detector path has radius r1 sufficient to position the extremity approximately centered in the detector path.
Carestream Health, Inc.
06/25/15
20150173694
new patent

X-ray computed tomography apparatus, x-ray detection apparatus, and x-ray detection module


An x-ray computed tomography apparatus includes an x-ray generation circuit generating x-rays, x-ray detection circuit including x-ray detection modules detecting the x-rays for respective energy widths, counting circuit counting a photon originating from the x-rays for the respective energy widths based on an output from the x-ray detection circuit, and reconstruction circuit reconstructing a medical image based on an output from the counting circuit. Each of the x-ray detection modules includes a collimator collimating the x-rays, diffraction cell arranged on a rear surface side of the collimator and diffracting the x-ray at an angle corresponding to an energy of the x-ray, and x-ray detector cells arranged in a predetermined distance away from a rear surface of the collimator, and detecting the diffracted x-ray..
Toshiba Medical Systems Corporation
06/25/15
20150173692
new patent

Computed tomography devices, systems, and methods


Computed tomography devices, systems, and associated methods are disclosed. The device can include a radiation source coupleable to a rotating gantry to emit radiation from an adjustable focal spot toward a volume of interest.
University Of Utah Research Foundation
06/25/15
20150173690
new patent

Cone beam ct imaging and image-guided procedures


Disclosed are embodiments of methods of and systems for detecting and biopsying lesions with a cone beam computed tomography (cbct) system. The system comprises, in some embodiments, a cbct device configured to output a cone beam ct image of at least a portion of a patient's breast and a multi-axis transport module, having at least three degrees of freedom and configured to position a biopsy needle within a 3d frame of reference based on inputs received from the cone beam ct device.
Koning Corporation
06/25/15
20150173684
new patent

Lesion determination apparatus, similar case searching apparatus, lesion determination method, similar case searching method, and non-transitory computer-readable storage medium


A lesion determination apparatus includes: a number-of-images acquiring unit configured to acquire and record, on occurrence of a direction change that is either a first state in which a second operation instruction is received immediately after receipt of a first operation instruction or a second state in which the first operation instruction is received immediately after a receipt of the second operation instruction, a number of one-directionally viewed images that is either a number of tomography images continuously viewed in response to continuous first operation instructions including the first operation instruction in the first state or a number of tomography images continuously viewed in response to continuous second operation instructions including the second operation instruction in the second state; and a locality determining unit configured to determine whether the object part is a focal lesion or a diffuse lesion based on a change in the number of one-directionally viewed images.. .
Panasonic Corporation
06/25/15
20150173619
new patent

Organ mapping system using an optical coherence tomography probe


Systems and methods for scanning an organ or other extended volumes of body tissue using one or more optical coherence tomography (oct) probes are presented. Some embodiments provide equipment for managing a plurality of oct penetrations into a tissue or organ, and provide some or all of the following: detection and/or control of oct probe positions and orientations (and optionally, that of other imaging modalities) detecting changes in body tissue positions, registering and mapping oct scan results and optionally input from other imaging modalities, integrating oct scan information and/or information from other modalities and/or recorded historical information, optionally some or all of the above with reference to a common coordinate system.
Collage Medical Imaging Ltd.
06/18/15
20150170779

Resolution test chart for x-ray imaging system and fabrication


In the field of resolution test charts for analysis of the resolution of x-ray tomography systems, a test chart comprises a substrate bearing x-ray absorbent zones, with widths and spacings to allow measurement of the system resolution. To avoid shadow effects when the x-ray illumination beam is divergent and when the absorbent zones have a large height/width ratio (from 2 to 5 for example), the absorbent zones in the diverse points of the pattern have a shape of which a general direction of elevation with respect to the surface of the substrate is rotated toward a point of convergence which is the same for all absorbent zones.
Commissariat A L'energie Atomique Et Aux Energies Alternatives
06/18/15
20150170363

Generating an estimate of patient radiation dose from medical imaging scans


Techniques are disclosed for estimating patient radiation exposure during computerized tomography (ct) scans. More specifically, embodiments of the invention provide efficient approaches for generating a suitable patient model used to make such an estimate, to approaches for estimating patient dose by interpolating the results of multiple simulations, and to approaches for a service provider to host a dose estimation service made available to multiple ct scan providers..
Bayer Healthcare Llc
06/18/15
20150170361

Computed tomography based on linear scanning


Imaging methods and imaging systems are provided. Methods and systems of the subject invention can include linearly translating a source and a detector.
Rensselaer Polytechnic Institute
06/18/15
20150170341

System and computed tomography signal restoration via noise reduction


An imaging system includes a computer programmed to estimate noise in computed tomography (ct) imaging data, correlate the noise estimation with neighboring ct imaging data to generate a weighting estimation based on the correlation, de-noise the ct imaging data based on the noise estimation and on the weighting, and reconstruct an image using the de-noised ct imaging data.. .
General Electric Company
06/18/15
20150168316

Adjustable fixture structure for 3-dimensional x-ray computed tomography


An adjustable fixture structure for a 3d x-ray ct device is disclosed. Only the detected article is fixed on the fixture element of the adjustable fixture structure, may the adjustable connecting element slide with respect to the adjustable sliding trough and the fixture element slide with respect to the fixture sliding trough, so that the detected article is adjusted into within the detection range of the 3d x-ray ct device by using the adjustable connecting element and the fixture element.
Yuan Ze University
06/18/15
20150168313

System and permittivity distributions with transit time and dispersion tomography


The disclosure provides an electromagnetic (em) sensor system and method that permits rapid and non-invasive measurement of material properties using measurements of the dispersion of em energy signals over a wide band of frequencies, including second and higher order moments. The em energy can be a pulse signal, including an ultra-wide band (“uwb”) pulse signal.
Baylor University
06/18/15
20150168250

Optical coherence tomography for precision metrology and related systems and methods


An optical coherence tomography (oct) measurement system for precision measurement of a translucent sample is provided. The system includes an optical coherence tomography (oct) imaging system comprising a broadband light source, a reference path with reference path length, and sample path with a beam scanning assembly and an imaging lens assembly; a sample positioning assembly including an immersion bath for positioning the translucent sample within an immersion bath; a position assembly for locating the translucent sample within a field of view (fov) of the oct imaging system; an immersion lens assembly associated with the imaging lens assembly configured to eliminate an air to bath refractive interface between a distal surface of the oct imaging lens including an immersion tip and a surface of the bath; a first set of calibration parameters that relate a position of a scanning beam at an imaging plane to drive signals of the scanning assembly; and a second set of calibration parameters for relating an optical path length or optical path length variation of the scanning beam at an imaging plane to the position of the scanning beam or to the drive signals of the scanning assembly..
Bioptigen, Inc.
06/18/15
20150168214

Wavelength-encoded tomography


Systems and methods for non-invasive optical imaging are provided. One or more time-lenses can be utilized to perform an optical fourier transform, and the time-to-wavelength conversion can generate a wavelength-encoded image of optical scattering, analogous to optical coherence tomography.
The University Of Hong Kong
06/18/15
20150168127

Optical coherence tomography device


There is provided an optical coherence tomography device provided with: an oct optical system configured to output oct signal; and an analysis processing unit configured to process the oct signal and generate motion contrast data of the specimen. The analysis processing unit is provided with: a first image data generation unit configured to process multiple oct signals to generate first image data representing phase difference information of the multiple oct signals, and a second image data generation unit configured to process the oct signal to generate second image data representing amplitude information of the oct signal.
Nidek Co., Ltd.
06/18/15
20150168126

System and optical coherence tomography


A system for optical coherence tomography (oct) is disclosed. The system comprises an optical interferometer apparatus configured to split an optical beam into a reference beam directed to a reference reflector and a sample beam directed to a sample, and to combine a reflected beam from the reference reflector with a returning beam from the sample to form a combined optical signal.
Technion Research & Development Foundation Limited
06/18/15
20150168125

System for performing dual path, two-dimensional optical coherence tomography (oct)


A system (10) for measuring a physical characteristic of an object (11) using dual path, two-dimensional optical coherence tomography (oct) includes an extended broadband light source (13) producing an incident light beam (14) and an interferometer (15) having a beam splitter (16) that splits the incident beam into first and second component (17, 18) beams and directs the second component beam (18) on to a moveable mirror (19) for creating an optical path difference between the first component beam (17) and a reflection (20) of the second component beam. A focusing lens (21) having a focal plane (22) focuses the first component beam and the reflection of the second component beam to form a fringe pattern (23) on the focal plane, and a configurable imaging system (25) images the fringe pattern on to a plane (12) of the object to allow two-dimensional measurement of the object without spatial scanning..
Adom, Advanced Optical Technologies Ltd.
06/18/15
20150164464

Device and deriving ct numbers in cone beam computed tomography


Described herein is a device and method to derive density measurements for features depicted in computed tomography systems. A radiographic device is used in some embodiments to derive a correlation between measured grey levels in an image produced using a ct system and the attenuation coefficients and/or the ct numbers of the depicted features..
Board Of Regents Of The University Of Texas System
06/18/15
20150164457

System and x-ray dose distribution for computed tomography based on simulation


An imaging system allows for modification of data acquisition parameters, where the parameters affect dose distribution. The system includes a library of exams, and a computer programmed to obtain a set of scanning parameters for image data acquisition and image reconstruction, obtain scan data from the library of exams that is based on a similarity metric for a patient to be scanned, simulate a new scan of the patient using the obtained scan data and using the obtained set of scanning parameters, and generate a new set of scanning parameters based on the simulation..
General Electric Company
06/18/15
20150164456

Medical image processing apparatus and x-ray computed tomography apparatus


A medical image processing apparatus according to an embodiment includes a separating unit, a reconstructing unit, and an extracting unit. The separating unit separates projection data into pieces of line-integrated data each of which corresponds to a different one of basis materials set in advance.
Toshiba Medical Systems Corporation
06/18/15
20150164455

Tomography system


A tomography system includes a radiation source, a radiation detector, a subject table, an imaging unit and a reconstruction unit. The imaging unit obtains a projection image a predetermined number of times while changing a positional relationship of the radiation source and the radiation detector.
Konica Minolta, Inc.
06/18/15
20150164444

Displaying an acquisition field of view


A method is disclosed for displaying a selected acquisition field of view of a medical tomography apparatus in the region of a patient table of the tomography apparatus with the aid of an illumination device including at least one light source. In this regard, the illumination device includes at least one setting device for revealing and/or masking boundary areas of a field of illumination of the illumination device which are revealed or masked as a function of the selected acquisition field of view.
Siemens Aktiengesellschaft
06/18/15
20150164440

Setting a recording area


A method is disclosed for setting a recording area of medical technology imaging via a medical technology tomography device. In an embodiment, the method includes capturing, via a number of optical and/or quasi-optical capture devices, an area of the patient table.
Siemens Aktiengesellschaft
06/18/15
20150164423

Apparatuses for positioning within an internal channel


Methods and apparatuses for positioning medical devices onto (or close to) a desired portion of the interior wall of an internal channel, such as for scan imaging, for photodynamic therapy and/or for optical temperature measurement. In one embodiment, a catheter assembly has a distal portion that can be changed from a configuration suitable for traversing the internal channel to another configuration suitable for scan at least a spiral section of the interior wall of an internal channel, such as an artery.
Advanced Cardiovascular Systems, Inc.
06/11/15
20150161785

Methods and systems for characterizing angle closure glaucoma for risk assessment or screening


A method is proposed for analysing an optical coherence tomography (oct) image of the anterior segment (as) of a subject's eye. A region of interest is defined which is a region of the image containing the junction of the cornea and iris, and an estimated position the junction within the region of interest is derived.
Singapore Health Services Pte Ltd
06/11/15
20150160354

Modular high resolution x-ray computed tomography system


A modular x-ray computed tomography (xct) system having a higher degree of modularity provides experimental versatility and in situ capabilities. The modular xct system includes interchangeable x-ray sources and detectors that allow for the xct system to be readily adapted to different imaging tasks, such as those that may require different trade-offs between spatial resolution, exposure time, power, and other scanning parameters..
Arizona Technology Enterprises, Llc
06/11/15
20150160353

Digital positron emission tomography (dpet) energy calibration method


A system (10) and method for energy correction of positron emission tomography (pet) event data by at least one processor. Event data for a plurality of strike events corresponding to gamma events is received.
Koninklijke Philips N. V.
06/11/15
20150160286

Atom probe tomography sample preparation for three-dimensional (3d) semiconductor devices


A method for atom probe tomography (apt) sample preparation from a three-dimensional (3d) field effect transistor device formed within a semiconductor structure is provided. The method may include measuring a capacitance-voltage (c-v) characteristic for the 3d field effect transistor device and identifying, based on the measured capacitance-voltage (c-v) characteristic, a fin structure corresponding to the 3d field effect transistor device.
International Business Machines Corporation
06/11/15
20150159992

Image registration, averaging, and compounding for high speed extended depth optical coherence tomography


An optical coherence tomography (oct) system including a source of broadband optical radiation and a beamsplitter coupled to the source is provided. The beamsplitter divides the source radiation into a reference path and a sample path.
Bioptigen, Inc.
06/11/15
20150157743

Dose synthesis card for use with automated biomarker production system


Microfluidic radiopharmaceutical production system and process for synthesizing per run approximately, but not less than, ten (10) unit doses of radiopharmaceutical biomarker for use in positron emission tomography (pet). A radioisotope from an accelerator or other radioisotope generator is introduced into a reaction vessel, along with organic and aqueous reagents, and the mixture heated to synthesize a solution of a pre-selected radiopharmaceutical.
Abt Molecular Imaging, Inc.
06/11/15
20150157286

Stored luminescence computed tomography


Imaging methods and imaging systems are provided. Methods and systems of the subject invention can include the use of nanoparticles (for example, nanophosphors) within a sample to be imaged.
Rensselaer Polytechnic Institute
06/11/15
20150157205

Systems and methods for quantitative doppler optical coherence tomography


Methods of obtaining a measure of blood flow using a fourier domain optical coherence tomography (fdoct) system is provided. The method includes obtaining a first optical coherence tomography (oct) survey scan of a retina of a subject using an oct scan beam and obtaining a second oct scan of the retina.
Bioptigen, Inc.
06/11/15
20150157202

Method and system for optic nerve head shape quantification


A fully automated optic nerve head description system based on optical coherence tomography that works with heavily deformed nerve heads and allows the generation of parameters describing swelling, including correlation with intracranial pressure both in detection and progression.. .
06/04/15
20150154809

Methods and apparatuses for marking target in 3d image


The present disclosure provides method and apparatus for marking a target in a 3d image. The method include steps of: acquiring computed tomography (ct) image data of a scene; rendering a 3d image of the scene using ray casting based on the ct image data; removing a transparent region from the 3d image based on a fixed 2d transfer function; and marking the target in the 3d image..
Nuctech Company Limited
06/04/15
20150153157

Intensity noise reduction methods and interferometric sensing and imaging systems


In part, aspects of the invention relate to methods, apparatus, and systems for intensity and/or pattern line noise reduction in a data collection system such as an optical coherence tomography system that uses an electromagnetic radiation source and interferometric principles. In one embodiment, the noise is intensity noise or line pattern noise and the source is a laser such as a swept laser.
Lightlab Imaging, Inc.
06/04/15
20150153156

High spatial and spectral resolution snapshot imaging spectrometers using oblique dispersion


Snapshot imaging spectrometer systems, including snapshot hyperspectral imaging and snapshot spectral domain coherence tomography systems, with a large numbers of spectral channels and spatial pixels are desirable for applications ranging from detection of pollution and chemicals, environmental studies, surveillance, resources management, astronomy, biomedical and military use. Methods for achieving such high spatial and spectral resolutions and systems based upon these methods are disclosed.
Mvm Electronics, Inc.


Popular terms: [SEARCH]

Tomography topics: Tomography, Imaging System, Computed Tomography, Positron Emission Tomography, Control Unit, Data Acquisition, Ion Source, Semiconductor, Charge Amplifier, Single Photon

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