SEARCH:      Monitor Keywords |  Custom RSS

X-ray or gamma ray systems or devices

20130114784 - Dose reconstruction during radiation therapy: A method for the reconstruction of a dose administered in an object to be irradiated includes providing a radiation therapy device. The radiation therapy device includes a therapeutic radiation source for emitting a therapeutic treatment beam, a portal detector opposing the therapeutic radiation source for recording measurement data of the... Agent:

20130114785 - Method for the medical imaging of a body part, in particular the hand: A method is disclosed for the medical imaging of a body part, in particular the hand, wherein, in a tomographic image data record of the body part, points are marked which fix a face of interest running through the body part and which is singly or multiply curved. This curved... Agent:

20130114786 - Coarse segmented detector architecture and method of making same: A CT system includes a rotatable gantry having an opening to receive an object to be scanned, the rotatable gantry having a detector mounting surface, an x-ray source attached to the gantry and configured to project an x-ray beam toward the object, a plurality of detector modules each mounted within... Agent:

20130114787 - Portable x-ray system and remote control: Disclosed is a system for X-Ray examination of a target, which includes uprange controller means, a scintillator for sensing actually radiation sent, and a dosimeter for placing behind said target, for determining proper exposure of an image plate.... Agent: Wmdtech Services LLC

20130114788 - Radiation protection curtain: A radiation tunnel of an X-ray test device is shielded in by means of a radiation protection curtain in order that no impermissible radiation emerges. The radiation protection curtain is constructed from plates which are connected to one another in a manner of a downwardly suspended flat-top chain and are... Agent: Smiths Heimann Gmbh

20130114789 - Dynamically scanned x-ray detector panel: An x-ray imaging system for imaging a subject includes an x-ray source configured to project an x-ray radiation toward a portion of the subject and a panel detector positioned opposite the x-ray source relative to the subject and configured to receive x-ray radiation passing through the subject. The panel detector... Agent: Medtronic Navigation, Inc.

20130114791 - Imaging method with a radiotherapy device and radiotherapy device: A method for imaging with a radiotherapy device is provided. The radiotherapy device includes a movably mounted imaging apparatus with an X-ray source and an oppositely disposed X-ray detector. The method includes preparing a first image with the imaging apparatus from a first imaging direction. The imaging apparatus is moved... Agent:

20130114792 - Method and system of optimized volumetric imaging: A system of performing a volumetric scan. The system comprises a surface of positioning a patient in a space parallel thereto, a plurality of extendable detector arms each the detector arm having a detection unit having at least one radiation detector, and an actuator which moves the detection unit along... Agent: Spectrum Dynamics LLC

20130114790 - Mobile patient positioning cart for multiple exposure imaging exams: A mobile patient positioning stand has a vertical rail allowing a shield structure to be moved up and down to different heights based on the height of anatomy of the patient desired to be imaged. The structure may be moved to position a shield of the structure at a height... Agent:

20130114793 - Radiographic imaging device, radiographic imaging system, and radiographic imaging method: The radiographic imaging device that configures the disclosed radiographic imaging system has at least a camera that images a main cassette body. Said camera is integrally configured to a radiation source and a control device that controls the main cassette body or is integrally configured to a main radiation source... Agent: Fujifilm Corporation

20130114794 - X-ray generation device: Provided is an X-ray generation device including an X-ray tube and a high-voltage generation unit arranged inside a housing and also having insulating oil filled in the housing, which uses no lead and is small in size, thereby achieving a reduction in manufacturing cost, and which also has high cooling... Agent: Job Corporation

20130114795 - X-ray waveguide, method for manufacturing x-ray waveguide, and method for controlling x-ray waveguide: An X-ray waveguide includes a core having a periodic structure in which basic structures made of a plurality of materials having different real parts of refractive indexes are periodically disposed, a cladding formed on an outer side of the core to confine X-rays in the core through total reflection and... Agent: Canon Kabushiki Kaisha

20130114796 - Multi focal spot collimator: An x-ray collimator can be constructed from multiple subassemblies, which at least includes a first subassembly that reduces the leakage of x-ray radiation between adjacent apertures and a second subassembly that reduces the spill of x-ray radiation around the detector face. Each of these subassemblies has numerous apertures. In the... Agent:

20130114797 - X-ray diagnostic apparatus: According to one embodiment, an X-ray diagnostic apparatus includes at least a tabletop support, an arm, a position storing unit, and a mechanism controlling unit. The tabletop support supports a tabletop movably in a longitudinal direction, a raising/reclining direction, and an upper/lower direction of the tabletop. The arm holds an... Agent:

20130114798 - Digital x-ray field and light field alignment: Various methods and systems are provided for x-ray field alignment. In one embodiment, a system includes a plurality of scintillation detectors distributed about edges of a light field associated with an x-ray field, a detector interface in communication with the plurality of scintillation detectors, and a computing device in communication... Agent:

20130114799 - Radiation imaging apparatus and phantom used for the same: In the imaging space provided by a panoramic imaging apparatus, a phantom is arranged. The phantom is located to a predetermined tomographic plane and includes markers which image known positional information with an X-ray beam. The X-ray beam from an X-ray source is acquired as X-ray transmission data by a... Agent: Telesystems Co., Ltd.

20130108008 - Method for producing a scintillator array with silver (ag) based spacers: A method includes obtaining a plurality of the two dimensional arrays of gadolinium oxysulfide. An array has wider width non-silver based spacers (304) that extend between rows or columns of dixels and narrower width non-silver based spacers (306) that extend between the other of the rows or columns of dixels.... Agent: Koninklijke Philips Electronics N.v.

20130108007 - Methods and systems for ct sinogram extrapolation: A system and method for CT sinogram extrapolation are provided. The method comprises receiving a CT projection for extrapolation. The method also comprises selecting a target patch comprising at least one pixel of a row to be extrapolated. The method further comprises generating a correlation profile between the target patch... Agent: General Electric Company

20130108009 - X-ray ct device: An X-ray CT apparatus includes: an X-ray generating unit configured to generate an X ray; an X-ray detecting unit including a plurality of X-ray detectors, each configured to detect the X ray generated from the X-ray generating unit and transmitted through an object; and an image generating unit configured to... Agent: Hitachi Medical Corporation

20130108010 - Method and apparatus for performing tomographic reconstruction: A method and apparatus are disclosed for performing tomographic reconstruction. An object to be examined is represented with a tomographic model that includes grid points. A set of measurement data represents attenuation experienced by radiation that propagated through parts of the object to be examined. Statistical inversion is applied to... Agent: Eigenor Oy

20130108011 - Panoramic tomography x-ray apparatus and image processing device: A panoramic tomography X-ray apparatus including an image information processing part, a display part, and a position setting part. The image information processing part retrieves a frame image information from a storage part and superimposes overlapped portions of images along a tomographic plane corresponding to a dental arch to generate... Agent: J. Morita Manufacturing Corporation

20130108013 - System and method for 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... Agent:

20130108012 - X-ray source, x-ray imaging apparatus, and x-ray computed tomography imaging system: An X-ray imaging apparatus includes: an X-ray source including an electron source and a target, the target having a plurality of projections, each having an emitting surface; a diffraction grating configured to diffract X rays emitted from the X-ray source; and a detector configured to detect the X rays diffracted... Agent: Canon Kabushiki Kaisha

20130108014 - Method and apparatus for generating proton therapy treatment planning images: A method of producing a patient image indicating proton stopping power of the tissue may employ photon attenuation information converted to proton stopping power. The conversion uses different conversion functions for particular tissue types to account for a strong atomic number dependency in the conversion process. Megavoltage x-rays may be... Agent:

20130108015 - X-ray interferometer: Embodiments relate to an X-ray interferometer for imaging an object comprising: a phase grating for effecting in correspondence with the phase grating geometry a phase shift to at least a part of X-ray incident onto the phase grating; and an absorption grating for effecting in correspondence with the absorption grating... Agent: Csem Centre Suisse D'electronique Et De Microtechnique S.a - Recherche Et Developpement

20130108016 - Radiographic apparatus for breast examination: A radiographic apparatus for breast examination, comprising: a detector ring having detectors for detecting radiation being arranged in an arc shape; and a shield plate for absorbing radiation that is provided as to cover a side face of the detector ring perpendicular to a central axis of the detector ring,... Agent: Shimadzu Corporation

20130108017 - Method and apparatus for generating a three-dimensional model of a region of interest using an imaging system: A method of generating a three-dimensional representation of a region of interest on a target object in an x-ray imaging system. The method uses a fiducial marker of known geometry. The region of interest and the fiducial marker are imaged in a plurality of predetermined positions. Expected images of the... Agent: Nordson Corporation

20130108018 - Radiographic apparatus: Provided is a radiographic apparatus that can conduct radiography for an appropriate imaging region although a subject bends in a body-side direction. With one example of this invention, two or more fluoroscopic X-ray images successively taken are connected to generate a single fluoroscopic X-ray image. With a conventional configuration, when... Agent: Shimadzu Corporation

20130108019 - Detector modules for imaging systems and methods of manufacturing: Detector modules for an imaging system and methods of manufacturing are provided. One detector module includes a substrate, a direct conversion sensor material coupled to the substrate and a flexible interconnect electrically coupled to the direct conversion sensor material and configured to provide readout of electrical signals generated by the... Agent: General Electric Company

20130108020 - X-ray apparatus and x-ray measuring method: An apparatus for deriving X-ray absorbing and phase information comprises; a splitting element for splitting spatially an X-ray, a detector for detecting intensities of the X-rays transmitted through an object, the intensity of the X-rays changing according to X-ray phase and also position changes, and an calculating unit for calculating... Agent:

20130108021 - Multiply-sampled cmos sensor for x-ray diffraction measurements with corrections for non-ideal sensor behavior: Readout noise for each pixel in a CMOS Active Pixel Sensor is reduced by a five step process in which the pixel charge data from the sensor is non-destructively sampled at a plurality of times during a sensor frame time period and corrected for gain variation and nonlinearity. Then fixed... Agent: Bruker Axs, Inc.

20130108022 - Method for characterization of a spherically bent crystal for k-alpha x-ray imaging of laser plasmas using a focusing monochromator geometry: A method is provided for characterizing spectrometric properties (e.g., peak reflectivity, reflection curve width, and Bragg angle offset) of the Kα emission line reflected narrowly off angle of the direct reflection of a bent crystal and in particular of a spherically bent quartz 200 crystal by analyzing the off-angle x-ray... Agent: Lawrence Livermore National Security, LLC

20130108023 - Development of a double crystal monochromator: A high-precision water-cooled, small offset, double crystal monochromator has been developed for use with beamline. The design incorporates the supports and gravity feed water cooling of two diamond or silicon crystals correctly positioned about a common rotation axis so that the incident and diffracted beam do not walk off the... Agent:

20130108024 - Transmission type x-ray tube and reflection type x-ray tube: The present invention provides a transmission type X-ray tube and a reflection type X-ray tube. The transmission type X-ray tube comprises a target and a filter material. The target has at least one element which produces X-rays as being excited. The X-rays comprise characteristic Kα and Kβ emission energies of... Agent: Gamc Biotech Development Co.,ltd.

20130108025 - Optical exit slit: The following precise optical slit design was analyzed in order to optimize the actuator loads, flexure stresses and heat transfer characteristics. It was shown, that monolithic flexure (made out of GlidCop) with out of vacuum water cooling piping shows adequate performance. Even for a minimal flow conditions (1.0 gal/min without... Agent:

20130101078 - X-ray diffraction contrast tomography (dct) system, and x-ray diffraction contrast tomography (dct) method: An X-ray diffraction contrast tomography system (DCT) comprising a laboratory X-ray source (2), a staging device (5) rotating a polycrystalline material sample in the direct path of the X-ray beam, a first X-ray detector (6) detecting the direct X-ray beam being transmitted through the crystalline material sample, a second X-ray... Agent: Danmarks Tekniske Universitet

20130101079 - Method for controlling radiation dose and intravenous contrast dose in computed tomography imaging: A system and method for acquiring an image of a region of interest (ROI) of subject using a computed tomography (CT) system includes a) performing a scout scan of the subject using the CT system to yield scout data related to the ROI and b) determining an initial contrast volume... Agent:

20130101082 - Apparatus for generating multi-energy x-ray images and methods of using the same: Apparatus for generating multi-energy x-ray images and systems and methods for processing and using multi-energy x-ray images are provided for treating a target, e.g., a tumor, for image-guided radiation therapy. An image-guided radiation therapy system is provided including a treatment delivery system, a multi-energy imaging system, and a system processor.... Agent:

20130101081 - Detector and das, and x-ray computed tomography apparatus: According to one embodiment, detector and DAS includes an X-ray detector, a board, a DAS, and a plurality of X-ray shielding plates. The X-ray detector detects X-rays and generates an electrical signal corresponding to the detected X-rays. The board is coupled to the X-ray detector and includes a wiring pattern... Agent:

20130101080 - Method and system for substantially reducing ring artifact based upon ring statistics: The current invention is generally related to an image processing method and system for substantially reducing ring artifacts. Using the attenuation data, the ring artifacts are substantially prevented based upon two-step process, and the second ring artifact reduction step removes the undesirable rings based upon previously determined statistical data including... Agent: Kabushiki Kaisha Toshiba

20130101083 - Method and apparatus for dual-modality ultrasonic and nuclear emission mammography: A molecular breast imaging (“MBI”} configured for combined MBI and ultrasound imaging or MBI-guided biopsy is provided. In one configuration, the MBI portion of the system includes two opposed gamma ray detectors, while in another configuration only one gamma ray detector is provided. In two detector configurations, a compression plate... Agent:

20130101084 - X-ray diagnostic apparatus: According to one embodiment, an image generation unit generates a first image during a large aperture period and a second image during a small aperture period. An image combining unit generates a composite image based on the latest second image and the specific first image. A display unit displays the... Agent:

20130101085 - X-ray fluorescence spectrometer and x-ray fluorescence analyzing method: The X-ray fluorescence spectrometer of the present invention includes a sample table (8) for a sample (S) having a crystalline structure, an X-ray source (1), a detecting unit (7) for detecting secondary X-rays (4) from the sample (S), a rotating unit (11) for rotating the sample table (8), a parallel... Agent: Rigaku Corporation

20130101086 - Facility and method for molecular structure determination: A molecular structure determination facility includes a first X-ray source capable of emitting a pulsed coherent X-ray beam along a first emission direction and a plurality of first measurement stations aligned along the first emission direction. Each of the first measurement stations comprises a sample injector device for injecting a... Agent: Deutsches Elektronen-synchrotron Desy

20130101087 - System and method for measuring ash content and calorified value of coal: A system and a method for measuring an ash content and a calorific value of a coal are provided. The system comprises: at least two dual-energy gamma ray transmission measuring devices and a computing device, in which at least one first dual-energy gamma ray transmission measuring device is disposed before... Agent: Tsinghua University

20130101088 - Mobile patient positioning shield for multiple exposure imaging exams: A mobile patient positioning stand having vertical rails allowing a shield to be manually moved up and down to different heights based on the height of anatomy of the patient desired to be imaged. The shield may be positioned at a shield height for a certain height of anatomy of... Agent:

20130101089 - X-ray imaging apparatus and method for controlling the same: The X-ray imaging apparatus includes an X-ray generator to generate X-rays having at least two different energy levels and irradiate the X-rays onto a subject, a detector to detect the X-rays irradiated by the X-ray generator and transmitted through the subject, and a device to obtain images from the X-rays... Agent: Samsung Electronics Co., Ltd.

20130101090 - Methods to perform backscatter inspection of complex targets in confined spaces: Embodiments of backscatter inspection systems include features to enable inspection of irregular surfaces, tight spacer, and other hard-to-reach places. Some embodiments include arms that maneuver a scan head with at least three degrees of freedom, and some embodiments include arms that maneuver a scan head with at least seven degrees... Agent: American Science And Engineering, Inc.

20130101091 - Sealed detector array for the collection of both wide angle and small angle x-ray scattering: A detector system for capturing and resolving WAXS and SAXS beams is provided along with a device for determining structural information of a material incorporating said detector system and a method for examining the structure of a material using said detector system. The detector system generally comprises a sample capable... Agent: Rigaku Innovative Technologies, Inc.

20130094624 - Method for core thermal conductivity determination: A method for core sample effective thermal conductivity provides for scanning a core sample by X-ray micro-computed tomography scanner and transferring a three dimensional scan image to an image analysis computer for processing. Then a layer thickness to be analyzed is set and a layer with maximum thermal resistance is... Agent: Schlumberger Technology Corporation

20130094625 - X ray source grating stepping imaging system and image method: An X-ray imaging system comprising: an X-ray source, a source grating, a fixed grating module and an X-ray detector, which are successively positioned in the propagation direction of X-ray; an object to be detected is positioned between the source grating and the fixed gating module; said source grating can perform... Agent: Tsinghua University

20130094626 - X-ray diagnostic apparatus: According to one embodiment, an X-ray diagnostic apparatus includes an X-ray source, an X-ray detector, a rotating mechanism, a control unit, and a reconstruction unit. The source irradiates an object with X-rays. The detector outputs projection data by detecting X-rays transmitted through the object. The rotating mechanism rotates the source... Agent:

20130094627 - Portable and versatile x-ray or gamma imaging device for non-destructive examination of suspicious packages, integrating transmission and backscattering imaging techniques: It comprises an X or gamma radiation source (4) adapted to radiography, a large and finely pixelated detector (6) sensitive to X rays or gamma rays adapted to radiography, a removable shielding and collimation accessory (5) to adapt the source to backscattering imaging, a removable accessory (10) comprising a large... Agent: Commissariat A L'energie Atomiaue Et Aux Energies Alternatives

20130094628 - Portable digital radiography detector loss prevention: A method for managing a portable x-ray detector for an x-ray imaging apparatus registers at least one portable detector with a processor that is associated with the x-ray imaging apparatus. A generated signal is indicative of the location of the registered portable x-ray detector relative to the x-ray imaging apparatus.... Agent: Carestream Health, Inc.

20130094629 - Polymer layer on x-ray window: An x-ray window includes a mount with a support frame and an aperture. A window film has a stack of layers including: a thin film layer comprising a material selected from the group consisting of diamond, graphene, diamond-like carbon, beryllium, and combinations thereof; a boron hydride layer; and a polymer... Agent: Moxtek, Inc.

20130094630 - Mobile c-arm x-ray device having an anti-tilt device: A mobile C-arm x-ray device includes a C-arm and a C-arm supporting apparatus that is movable on wheels. The C-arm is rotatably arranged on the C-arm supporting apparatus about a vertical axis of rotation. An anti-tilt device that rotates about the vertical axis of rotation at the same time and... Agent: