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Tomography patents



      

This page is updated frequently with new Tomography-related patent applications.




Date/App# patent app List of recent Tomography-related patents
04/28/16
20160116614 
 Positron attenuation tomography patent thumbnailPositron attenuation tomography
Positron attenuation is estimated. Positrons attenuate differently than x-rays, so measuring positron attenuation may assist in diagnosis or material study.
Siemens Medical Solutions Usa, Inc.


04/28/16
20160114149 
 Electrode system for transdermal conduction of electric signals, and a  use thereof patent thumbnailElectrode system for transdermal conduction of electric signals, and a use thereof
There is disclosed a system of electrodes used for transdermal conduction of electrical signals and a method of use thereof, the system comprising a plurality of electrode parts connected by means of electrical conductors to electric impedance tomography apparatuses, as well as other devices, the parts being secured to an outer side of a flexible and porous blade coated on both sides thereof by layers of electrically conductive and adhesive materials, such electrically conductive and adhesive materials being in mutual contact through the pores of the blade, the inner face of the latter being removably secured, by means of adhesion, to the patient. The invention comprises means for positioning the electrode parts, as well as means for external protection thereof and of their respective conductors..
Timpel S.a.


04/28/16
20160114060 
 Psma-binding agents and uses thereof patent thumbnailPsma-binding agents and uses thereof
Prostate-specific membrane antigen (psma) binding compounds having radioisotope substituents are described, as well as chemical precursors thereof. Compounds include pyridine containing compounds, compounds having phenylhydrazine structures, and acylated lysine compounds.
The Johns Hopkins University


04/28/16
20160113617 
 Calibration of imagers with dynamic beam shapers patent thumbnailCalibration of imagers with dynamic beam shapers
Calibration methods and related calibration controllers (cc) for calibrating imaging apparatuses (102) such as a 3d computed tomography imager or a 2d x-ray imager. The imaging apparatuses (102) are equipped with a dynamic beam shaper (rf).
Philips Gmbh


04/28/16
20160113614 
 Computed tomography data-based cycle estimation and four-dimensional reconstruction patent thumbnailComputed tomography data-based cycle estimation and four-dimensional reconstruction
Methods for computed tomography data-based cycle estimation and four-dimensional reconstruction are provided. A gated reconstruction is derived from ct data acquired without gating using an added artificial trigger.
Siemens Aktiengesellschaft


04/28/16
20160113613 
 Method for spectral ct local tomography patent thumbnailMethod for spectral ct local tomography
A method for performing reconstruction for a region of interest (roi) of an object is provided. The method includes designating the roi within the object, the roi being located within a scan field of view (fov) of a combined third- and fourth-generation ct scanner, the ct scanner including fixed photon-counting detectors (pcds), and an x-ray source that rotates about the object in synchronization with a rotating detector.
Toshiba Medical Systems Cororation


04/28/16
20160113612 
 Method for the fully automatic detection and assessment of damaged vertebrae patent thumbnailMethod for the fully automatic detection and assessment of damaged vertebrae
A method is disclosed for the automatic determination of the bone density and a method is disclosed for the automatic detection and characterization of spinal column fractures. Both methods enable the fully automatic detection and assessment of damaged vertebrae and reliably enable an analysis of the state of the vertebrae with a high accuracy rate.
Siemens Aktiengesellschaft


04/21/16
20160110892 
 Methods and systems for normalizing contrast across multiple acquisitions patent thumbnailMethods and systems for normalizing contrast across multiple acquisitions
Various methods and systems are provided for correcting contrast banding artifacts across multiple acquisitions in reconstructed images. In one embodiment, a method for computed tomography imaging comprises generating an original image comprising multiple subvolumes, segmenting the original image into different structures for each subvolume, selectively applying a mask-based correction through each area of subvolume that includes continuous structures to generate an updated image, and performing streak correction between the original image and the updated image to generate a final image.

04/21/16
20160109589 
 Velocity tomography using property scans patent thumbnailVelocity tomography using property scans
Method for building a subsurface model of velocity or other elastic property from seismic reflection data using tomography. The method uses velocity scans to pick a focusing velocity model at each image point (40).

04/21/16
20160109393 
 Systems and methods for performing truncated-correlation photothermal coherence tomography patent thumbnailSystems and methods for performing truncated-correlation photothermal coherence tomography
Photothermal imaging systems and methods are disclosed that employ truncated-correlation photothermal coherence tomography (tc-pct). According to the example methods disclosed herein, photothermal radiation is detected with an infrared camera while exciting a sample with the chirped delivery of incident laser pulses (where the pulses have a fixed width), and time-dependent photothermal signal data is obtained from the infrared camera and processed using a time-evolving filtering method employing cross-correlation truncation.

04/21/16
20160106583 

Image-guided delivery of ophthalmic therapeutics


Systems and methods are provided for image-guided delivery of therapeutics to an eye. An optical coherence tomography (oct) imager is configured to produce at least one oct image of the eye.

04/21/16
20160106581 

Automatic patient positioning within a laser eye surgery system


A laser eye surgery system produces a treatment beam that includes a plurality of laser pulses. An optical coherence tomography (oct) subsystem produces a source beam used to locate one or more structures of an eye.

04/21/16
20160106517 

Custom linkable imaging and multifunctional tray


A multifunctional diagnostic tray configured to clasp an oral structure when positioned in a mouth. The tray may be digitally designed from surface scan data of the mouth and manufactured.

04/21/16
20160106314 

Method of motion correction in optical coherence tomography imaging


An image data set acquired by an optical coherence tomography (oct) system is corrected for effects due to motion of the sample. A first set of a-scans is acquired within a time short enough to avoid any significant motion of the sample.

04/14/16
20160100949 

Method for optimization of joint arthroplasty component design


Methods and devices are disclosed for the optimization of shoulder arthroplasty component design through the use of computed tomography scan data from arthritic shoulders.. .

04/14/16
20160100948 

Method for optimization of joint arthroplasty component design


Methods and devices are disclosed for the optimization of shoulder arthroplasty component design through the use of computed tomography scan data from arthritic shoulders.. .

04/14/16
20160100816 

Radiographic imaging apparatus, controlling radiographic imaging apparatus and computed tomography apparatus


A radiographic imaging apparatus includes: a radiographic image obtainer configured to acquire a first radiographic image of an object; and a processor configured to obtain attenuation information of the object based on the first radiographic image, determine candidate tube voltages and tube currents based on a quality of a second radiographic image to be obtained, and determine expected exposure doses corresponding to the determined candidate tube voltages and tube currents.. .

04/14/16
20160100815 

X-ray computed tomography apparatus and contrast medium inflow amount detection method


According to an embodiment, an x-ray computed tomography apparatus includes reconstruction circuitry and control circuitry. The reconstruction circuitry is configured to, at the time of the monitoring scan, based on an output of an x-ray detector for detecting x-rays having passed through the object, reconstruct a first image concerning the object at the time of administration of the contrast medium and a second image concerning the object after a predetermined period elapses since administration of the contrast medium.

04/14/16
20160100806 

Methods, systems, and computer readable media for predicting early onset glaucoma


Methods, systems, and computer readable media for predicting early onset glaucoma via structural parameters obtained via time and spectral-domain optical coherence tomography (sd-oct) are disclosed. Sd-oct technology measures the thicknesses of the layers of the retina that contain the cells that die in glaucoma before there is any functional loss.

04/14/16
20160100791 

Diagnostic and monitoring electrical impedance tomography (eit) system for osteoporosis


A method of measuring bone mineral density (bmd) including providing a model of a plurality of constituents of at least a portion of a subject body, the model including at least one bone constituent, injecting electric current into the portion of the subject body using a current injection electrode, such that at least part of the current flows through the at least one bone constituent, measuring a value of electric potential at a surface of the subject body using a pickup electrode, using a value of the injected electric current as input to a model of the at least a portion of a subject body, and calculating a value of conductance of the bone constituent corresponding to a value of the injected electric current and the measured value of the electric potential. Related apparatus and methods are also described..

04/14/16
20160100755 

Signal normalization among multiple optical coherence tomography devices


The present disclosure is directed to systems and methods for normalizing an image of an eye among multiple optical coherence tomography (oct) devices. The system can receive an oct image and generate a normalized oct image.

04/07/16
20160097729 

Charged particle tomography with improved momentum estimation


Methods, devices, systems and computer program products produce and utilize improved momentum estimates for charged particles such as electrons and muons. One method for measuring momentum includes obtaining charged particle tomographic data at one or more charged particle position detectors corresponding to scattering angles of charged particles that pass through an object volume.
Decision Sciences International Corporation


04/07/16
20160095564 

X-ray ct apparatus, image processing apparatus, and image processing method


An x-ray computed tomography (ct) apparatus according to an embodiment includes a photon-counting detector, correction circuitry, and reconstruction circuitry. The photon-counting detector includes a plurality of x-ray detection elements detecting x-ray photons applied from an x-ray tube.
Toshiba Medical Systems Corporation


04/07/16
20160095520 

Apparatus and performing photoacoustic tomography


A method and apparatus are provided for performing photoacoustic tomography with respect to a sample that receives a pulse of excitation electromagnetic radiation and generates an acoustic field in response to said pulse. One embodiment provides an apparatus comprising an acoustically sensitive surface, wherein the acoustic field generated in response to said pulse is incident upon said acoustically sensitive surface to form a signal.
Ucl Business Plc


03/31/16
20160089106 

Thermoplastic 3-d phantom


There is provided a radiographic three-dimensional phantom for inter alia mimicking specific anatomical parts in a computerized tomography scan. Methods are provided for a variety of purposes including detecting a difference between a measured optical deformation of a radiographic three-dimensional phantom pair and a theoretical deformation of the radiographic three-dimensional phantom pair.
The Regents Of The University Of California


03/31/16
20160089096 

Reconstructing computed tomography scan image


A method for reconstructing a ct scan image, comprising: performing a first scan to acquire a first projection data, wherein the first scan is a scan that a subject is covered by a low dose x-ray beam in an axial plane; performing a second scan to acquire a second projection data, wherein the second scan is a scan that a target portion of the subject is covered by a high dose x-ray beam in the axial plane; determining a data filling point in the second projection data, wherein the data filling point is located in a truncated region; and filling the data filling point in the second projection data with a data from the first projection data which corresponds to the data filling point; and reconstructing a second scan image based on the filled second projection data.. .
Shenyang Neusoft Medical Systems Co., Ltd.


03/31/16
20160089091 

Computed-tomography apparatus including detectors with different sensitivities


A computed-tomography (ct) apparatus including a ct scanner including a rotating x-ray source, and a plurality of photon-counting detectors (pcds) arranged in a fixed detector ring to capture incident x-ray photons emitted from the x-ray source. The plurality of pcds includes a first plurality of first pcds, each first pcd having a first collimator on a surface of the first pcd to block x-ray photons emitted from the x-ray source, the first collimator having openings of a first size, and a second plurality of second pcds, each second pcd having a second collimator on a surface of the second pcd to block the x-ray photons emitted from the x-ray source, the second collimator having openings of a second size, the first size being different from the second size..
Toshiba Medical Systems Corporation


03/31/16
20160089025 

Oct vitrectomy probe


Disclosed herein are vitrectomy probes configured for use with optical coherence tomography.. .
Oregon Health & Science University


03/31/16
20160089020 

Ophthalmologic imaging apparatus and ophthalmologic image display apparatus


An embodiment provides a new technique of ophthalmologic diagnostic imaging. An ophthalmologic imaging apparatus of an embodiment includes: an acquiring part configured to acquire three-dimensional image data of an eye by using optical coherence tomography; a designating part configured for designating partial image data that is a part of the three-dimensional image data corresponding to a specific site of the eye; a deforming part configured to deform the three-dimensional image data such that the partial image data is deformed into a predetermined shape to create new three-dimensional image data; a forming part configured to form cross-sectional image data based on the new three-dimensional image data; and a display controller configured to display an image based on the cross-sectional image data on a display means..
Kabushiki Kaisha Topcon


03/31/16
20160089019 

Parallel optical coherence tomography apparatuses, systems, and related methods


Provided is a snapshot spectral domain optical coherence tomographer comprising a light source providing a plurality of beamlets; a beam splitter, splitting the plurality of beamlets into a reference arm and a sample arm; a first optical system that projects the sample arm onto multiple locations of a sample; a second optical system for collection of a plurality of reflected sample beamlets; a third optical system projecting the reference arm to a reflecting surface and receiving a plurality of reflected reference beamlets; a parallel interferometer that provides a plurality of interferograms from each of the plurality of sample beamlets with each of the plurality of reference beamlets; an optical image mapper configured to spatially separate the plurality of interferograms; a spectrometer configured to disperse each of the interferograms into its respective spectral components and project each interferogram in parallel; and a photodetector providing photon quantification.. .
Idx, Llc


03/31/16
20160089015 

Method for correcting an oct image and combination microscope


A method for improving an oct image of an object such as the retina of an eye, using optical coherence tomography by an imaging beam path. In order to suppress shadowing effects due to a surgical instrument moved in the imaging beam path, a time series of oct images is produced.
Carl Zeiss Meditec Ag


03/24/16
20160088718 

Controlling filament current of computed tomography tube


A method for controlling filament current of a computed tomography (ct) tube includes: detecting a present tube current of the ct tube and assigning the present tube current to a feedback value, calculating a difference between a set value of the tube current and the feedback value and assigning the difference to an error value, assigning a target upper bound value to a present filament current when the error value is greater than an first error threshold, and assigning a target lower bound value to the present filament current when the error value is less than a second error threshold, wherein the target upper bound value is greater than the target lower bound value, the first error threshold is greater than 0, and the second error threshold is less than 0.. .
Neusoft Medical Systems Co., Ltd.


03/24/16
20160086358 

System and improved energy series of images using multi-energy ct


A method for creating an energy series of images acquired using a multi-energy computed tomography (ct) imaging system having a plurality of energy bins includes acquiring, with the multi-energy ct imaging system, a series of energy data sets, where each energy data set is associated with at least one of the energy bins. The method includes producing a conglomerate image using at least a plurality of the energy data sets and, using the conglomerate image, reconstructing an energy series of images, each image in the energy series of images corresponding to at least one of the energy data sets..
Mayo Foundation For Medical Education And Research


03/24/16
20160084775 

Low-angle self-swinging, large-scale multi-slice spiral computed tomography apparatus and inspection method


The present disclosure provides a low-angle self-swinging type computed tomography (ct) apparatus, which is provided with an x-ray accelerator and a plurality of rows of detectors and is configured to include a slip ring, such that the slip ring with the accelerator and the detectors thereon is capable of performing a single-pendulum reciprocating movement while an objected to be inspected passes through the slip ring, a three dimension ct image of the object is displayed, thereby achieving accurate inspection for large-scale objects, such as van containers.. .
Nuctech Company Limited


03/24/16
20160084750 

Microfluidic hydrodynamic microvortical cell rotation in live-cell computed tomography


Microfluidic devices for 3d hydrodynamic microvortical rotation of at least one live single cell or cell cluster, systems incorporating the devices, and methods of fabricating and using the devices and systems, are provided. A microfluidic chip rotates at least one live single cell or cell cluster in a microvortex about a stable rotation axis perpendicular to an optical axis within a chamber having a trapezoidal cross-sectional shape located below a flow channel.
Arizona Board Of Regents, A Body Corporate Of The State Of Arizona, Acting For And On Behalf Of Ariz


03/24/16
20160081646 

X-ray computed tomography apparatus and image processing apparatus


According to one embodiment, an x-ray computed tomography apparatus includes an x-ray tube, an x-ray detector, preprocessing circuitry, a reconstruction processor and control circuitry. The x-ray detector configured to detect x-rays generated from the x-ray tube.
Toshiba Medical Systems Corporation


03/24/16
20160081635 

Multi-detector imaging system with x-ray detection


An imaging system is provided that includes a gantry, a plurality of image detectors, an x-ray source, an adjustable source collimator, and at least one processor. The image detectors are radially spaced around a circumference of the bore such that gaps exist between adjacent image detectors.
General Electric Company


03/17/16
20160078972 

Method for manufacturing a collimator module and manufacturing a collimator bridge as well as collimator module, collimator bridge, collimator and tomography device


A method for manufacturing a collimator module and/or a collimator bridge is disclosed, as well as a collimator module, a collimator bridge, a collimator and a tomography device. A collimator module for a radiation detector includes a plurality of collimator layers.
Siemens Aktiengesellschaft


03/17/16
20160078619 

Systems and methods for imaging phase selection for computed tomography imaging


An imaging system includes a computed tomography (ct) acquisition unit and a processing unit. The ct acquisition unit includes an x-ray source and a ct detector configured to collect ct imaging data of an object to be imaged.
General Electric Company


03/17/16
20160078606 

Super-resolution apparatus and method


An image-based super-resolution method using a cone-beam-based line-of-response (lor) reconfiguration in a positron emission tomography (pet) image is provided. That is, an apparatus and method for reconfiguring a super-resolution pet image using a cone-beam-based lor reconfiguration is provided..
Korea Advanced Institute Of Science And Technology


03/17/16
20160078309 

Apparatus and methods for identifying and evaluating bright spot indications observed through optical coherence tomography


Exemplary embodiments of the present disclosure include apparatus and methods for identifying bright spot indications observed through optical coherence tomography. The indications can be evaluated, for example, to link risk factors or other conditions to clinically relevant outcomes..
Research Development Foundation


03/17/16
20160077223 

Systems and methodologies for proton computed tomography


Disclosed are systems, devices and methodologies relating to proton computed tomography. In some implementations, detection of protons can yield track information before and after an object for each proton so as to allow determination of a likely path of each proton within the object.
Loma Linda University Medical Center


03/17/16
20160077174 

Flexible signal multiplexer for mri receiving systems


The embodiments relate to a method and a receiving system for an imaging magnetic resonance tomography system. The receiving system includes at least one multiplexer entity for a plurality of receive signals, which respectively come from an antenna of a local coil and may be switched to an analog-digital converter, wherein sampling rates (e.g., 20 ms/s per ch, 40 ms/s per ch, 80 ms/s per ch) of an analog-digital converter for the sampling of a receive signal may be changed..

03/17/16
20160077023 

Multi-objective core-flood test system for oil recovery evaluation


Example methods and systems are described for performing core-flood tests for evaluating effectiveness of hydrocarbon recovery techniques. In some aspects, a core-flood test system includes a core holder configured to be coupled to a computed tomography (ct) scanner system to monitor fluid saturations of a core including a rock sample and a core sleeve to be received in the core holder.

03/17/16
20160073997 

X ray computed tomography apparatus and scan start timing determination method


According to one embodiment, an x-ray computed tomography apparatus includes an x-ray tube, an x-ray detector, a projection data generation circuitry, a setting circuitry, and a scan start timing determination circuitry. The setting circuitry configured to set a region of interest on a slice image generated by a first scan for the object.
Toshiba Medical Systems Corporation


03/17/16
20160073993 

System and correcting pet imaging data for motion using mr imaging data and tracking coils


A system and method for generating motion-corrected positron emission tomography (pet) images is provided. A subject is prepared to be imaged by arranging a plurality of motion tracking coils about the subject.

03/17/16
20160073992 

Computed tomography perfusion imaging


A method of computed tomography (ct) perfusion imaging includes: obtaining perfusion data by using a ct device to scan a present perfusion subject; performing calculations of the perfusion data by using two perfusion calculation methods to obtain perfusion parameters of each of said two perfusion calculation methods as initial perfusion parameters of each of said two perfusion calculation methods; performing calculations by using the initial perfusion parameters based on weights of said two perfusion calculation methods to obtain target perfusion parameters; and forming a target perfusion image of the present perfusion subject according to the target perfusion parameters.. .
Neusoft Medical Systems Co., Ltd.


03/17/16
20160073982 

X-ray ct apparatus with a filtering element exhibiting a maximum absorption at its center


An x-ray computed tomography (=ct) apparatus (10) has a filter element (2) for attenuating an x-ray beam (1). The filter element (2) has a spatially varying x-ray absorption capability along a cross direction (y) which is perpendicular to both the beam axis (z) of the x-ray beam and to a rotation axis (x) of a gantry.
Bruker Microct Nv


03/17/16
20160073928 

Catheterscope 3d guidance and interface system


Visual-assisted guidance of an ultra-thin flexible endoscope to a predetermined region of interest within a lung during a bronchoscopy procedure. The region may be an opacity-identified by non-invasive imaging methods, such as high-resolution computed tomography (hrct) or as a malignant lung mass that was diagnosed in a previous examination.
University Of Washington


03/17/16
20160073926 

Apparatus and determining the position of a medical instrument


An apparatus for determining a position of a medical instrument within a patient receiving zone of a magnetic resonance tomography device is provided. The apparatus includes a sensor and a computing and control device.

03/17/16
20160073925 

Obtaining a three-dimensional image of a medical instrument with a magnetic resonance tomography device


An apparatus is provided for obtaining a spatial instrument image of a medical instrument with a magnetic resonance tomography device, wherein the apparatus includes a medical instrument, a magnetic resonance tomography device, and a computing and control device. The medical instrument includes at least one marker material in at least one region, the marker material having a nuclear spin resonance outside of the proton resonance and wherein the computing and control device is configured to control the magnetic resonance tomography device such that a nuclear spin tomography imaging may be implemented by the magnetic resonance tomography device with the nuclear spin resonance of the at least one marker material in order to obtain a spatial instrument image, and wherein the computing and control device is configured to accept the instrument image.

03/17/16
20160073873 

Angular multiplexed optical coherence tomography systems and methods


Angle multiplexed optical coherence tomography systems and methods can be used to evaluate ocular tissue and other anatomical structures or features of a patient.. .
Amo Wavefront Sciences, Llc


03/10/16
20160070070 

Integrated torque assembly and methods for oct using an optical fiber cable


An integrated torque assembly for optical coherence tomography includes an optical fiber cable having an optical fiber surrounded by an outer jacket. An optical probe is operably attached to the distal end of the optical fiber cable.
Corning Incorporated


03/10/16
20160070005 

Photon-counting x-ray ct apparatus and photon-counting x-ray diagnostic apparatus


A photon-counting x-ray computed tomography (ct) apparatus of an embodiment includes photon-counting ct detection circuitry, integral ct detection circuitry, switching circuitry, and a feedback capacitance. Photon-counting ct detection circuitry outputs count values for respective energy bins, based on voltage pulses output from a feedback capacitance with electric charges output from an x-ray detection element configured to detect incident x-rays.
Toshiba Medical Systems Corporation


03/10/16
20160069973 

Combined magnetic resonance-emission tomography device, and imaging an examination object therewith


In a combined magnetic resonance (mr)-emission tomography apparatus, mr scan data and emission tomography scan data are acquired from a subject in the apparatus. Mr image data are generated from the mr scan data, and an attenuation map is generated from the same mr scan data that were used to generate the mr image data.
Siemens Aktiengesellschaft


03/10/16
20160069663 

Split integration mode acquisition for optimized oct imaging at multiple speeds


Split integration mode (sim) acquisition schemes are presented that enable optical coherence tomography (oct) imaging at multiple rates. Sim enables a system and method of operation having a first mode and a second mode, wherein the fundamental acquisition rate of the detector is the same in the two modes, but wherein the generated signals in the second mode are digitally combined prior to signal processing to create a data set with an effective acquisition rate less than the fundamental acquisition rate..
Carl Zeiss Meditec, Inc.


03/10/16
20160068913 

Methods for lung cancer detection


The disclosure describes a method for diagnosing lung cancer in a subject by detecting in a biological sample obtained from that patient a mirna signature, the presence of which provides an earlier indication of cancer than alternative art-recognized methods, including, but not limited to, low-dose computed tomography (ldct).. .
Unimi - Università Degli Studi Di Milano


03/10/16
20160066874 

Attenuation correction of positron emission tomography data using magnetic resonance images depicting bone density variations


Systems and methods for performing attenuation correction on positron emission tomography (“pet”) data using images acquired with a magnetic resonance imaging (“mri”) system are provided. Preferably, the magnetic resonance images are acquired using a pulse sequence that produces magnetic resonance signals from bone tissue that can be distinguished by variations in bone density.
The General Hospital Corporation


03/10/16
20160066870 

X-ray interferometric imaging system


The system additionally comprises a beam-splitting grating g1 that establishes a talbot interference pattern, which may be a π or π/2 phase-shifting grating, an x-ray detector to convert two-dimensional x-ray intensities into electronic signals, and in some embodiments, also comprises an additional analyzer grating g2 that may be placed in front of the detector to form additional interference fringes. Systems may also include a means to translate and/or rotate the relative positions of the x-ray source and the object under investigation relative to the beam splitting grating and/or the analyzer grating for tomography applications..

03/10/16
20160066811 

Handheld and portable scanners for millimeter wave mammography and instant mammography imaging


Methods and systems provide a non-ionizing alternative to conventional mammography x-ray techniques, which expose patients to ionizing radiation, for breast cancer tumor detection, using a miniaturized (wafer scale) array of ultra wide band (uwb) radio frequency (rf) sensors operating at 60 ghz (non-ionizing—no x-ray type accumulative radiations) that have capability to use both linear and polarized sensors, tomography, and suppression of scattering for improved imaging. Coding techniques provide significant processing gain that is essential for the large attenuation of transmitted signals in breast tissue operating at these high frequencies.

03/03/16
20160063755 

Simultaneous item scanning in a pos system


A plurality of items is positioned in a volume scanned by a three-dimensional non-optical imaging system. The imaging system generates a three-dimensional voxel image of the volume.
Wal-mart Stores, Inc.


03/03/16
20160063741 

Method and estimating scatter in a positron emission tomography scan at multiple bed positions


A method is provided for estimating scatter in a positron emission tomography (pet) scan at multiple bed positions, the method comprising calculating a first scatter sinogram based on scatter data obtained at a first bed position, calculating a second scatter sinogram based on scatter data obtained at a second bed position, and deriving a third scatter sinogram for a third bed position between the first bed position and the second bed position, wherein the third scatter sinogram is derived from the first scatter sinogram according to a first percentage of overlap of the first bed position with the third bed position, and from the second scatter sinogram according to a second percentage of overlap of the second bed position with the third bed position. .
Toshiba Medical System Corporation


03/03/16
20160063740 

Image processing apparatus, radiation tomography apparatus, and performing image processing


An image processing apparatus and a radiation tomography apparatus capable of acquiring a tomographic image of high visibility are provided. The image processing apparatus initially generates a map m showing an extending direction of a linear structural object seen in an original image p0.
Shimadzu Corporation


03/03/16
20160063694 

Iterative reconstruction scheme for phase contrast tomography


A method of tomographic imaging the real part of the refractive index of the internal structure of an image volume and a corresponding apparatus for performing the method. The method includes a two-step process of first retrieving phase projections of an image volume from projective intensity measurements through the image volume.
Toshiba Medical Systems Corporation


03/03/16
20160062346 

System and customized anatomical implant prosthetic pieces


A system and method for creating customized anatomical implant prosthetic pieces that includes an x-ray computed tomography, a computer aided design component, and a computer aided manufacturing component. The method includes the steps of taking a tomographic image of an individual, generating a three-dimensional virtual anatomical model using the tomographic image, designing a three-dimensional virtual anatomical template using the three-dimensional virtual anatomical model, generating final information using the three-dimensional anatomical template, and generating a customized, patient-specific prosthetic piece from a solid block of material using the final information.



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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