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| Number | Title | Issue Date |
| 7899151 | Operating method for a swiveling polyplanar imaging system for time-resolved imaging of an object being examined An operating method for a polyplanar imaging system for time-resolved imaging of an object is provided. First and second data records are recorded at a fan angle β from different angular positions by a first and second imaging planes arranged at an offset angle γ ... | 03/01/2011 |
| 7548604 | Method and apparatus for reduction of metal artifacts in CT imaging A method and apparatus for reducing artifacts in image data generated by a computed tomography system is provided. The artifacts are due to the presence of a high density object in a subject of interest. CT data is acquired at a number of differing tilt angles. The ... | 06/16/2009 |
| 7515679 | Method and system for cone beam x-ray source and detector arrangement in computed tomography systems Methods and systems for x-ray detector and x-ray source arrangement in cone beam computed tomography systems are provided. An arm having a first end and a second end is mounted onto a support structure such that the arm rotates about a vertical axis. An x-ray source... | 04/07/2009 |
| 7460637 | High spatial resolution X-ray computed tomography (CT) method and system A high spatial resolution X-ray computed tomography (CT) system is provided. The system includes a support structure including a gantry mounted to rotate about a vertical axis of rotation. The system further includes a first assembly including an X-ray source mounte... | 12/02/2008 |
| 7430270 | Computerized tomography method with helical relative movement and conical beam The invention relates to a computerized tomography method, wherein a radiation source executes an nPi relative movement along a helix with respect to an object. Acquired measured values are partially derived according to the angular position of the radiation source ... | 09/30/2008 |
| 7394887 | Method and apparatus for reconstruction of tilted cone beam data A method for reconstructing tilted cone beam data acquired using a CT apparatus. The CT apparatus has a gantry and a table. The gantry has an x-ray source and a detector array with columns and rows. The gantry is tilted at a gantry tilt angle with respect to the tab... | 07/01/2008 |
| 7379526 | X-ray CT apparatus and X-ray CT imaging method The present invention aims to reduce exposure at a helical scan in an X-ray CT apparatus using an X-ray area detector typified by a multi-row X-ray detector or a flat panel. When the angle of an X-ray cone beam spread in a z direction is assumed to be Acone, a scann... | 05/27/2008 |
| 7372053 | Rotating gantry of particle beam therapy system A rotating gantry includes a link frame for supporting a plurality of rollers which rotatably support the rotating gantry, a brake for releasing a braking force applied to at least one of the rollers upon supply of air and applying the braking force to the one rolle... | 05/13/2008 |
| 7356115 | Radiation scanning units including a movable platform A scanning unit for inspecting objects comprises in one embodiment a radiation source to emit a beam of radiation, a rotatable platform to support an object for inspection by the beam of radiation and a detector positioned to receive radiation after interaction of t... | 04/08/2008 |
| 7354196 | Device for recording projection images An x-ray device for recording projection images of a patient features a C-arm on the ends of which an x-ray source and an x-ray detector are accommodated. The x-ray detector is accommodated on the C-arm so that translation movements can be executed with the x-ray de... | 04/08/2008 |
| 7342665 | System and method for control of paint thickness The invention is directed to a system and method for implementing process control for paint thickness using sonic NDE techniques. The system may, for example, generate ultrasound waves in a test object during the manufacturing process. A detector such as an interfer... | 03/11/2008 |
| 7338207 | Gantry positioning apparatus for X-ray imaging A robotically controlled five degree-of-freedom x-ray gantry positioning apparatus, which is connected to a mobile cart, ceiling, floor, wall, or patient table, is being disclosed. The positioning system can be attached to a cantilevered o-shaped or c-shaped gantry.... | 03/04/2008 |
| 7333588 | Virtual spherical anode computed tomography An x-ray computed tomography system uses a broad area x-ray emitter and detector to allow both in plane and out of plane x-ray projections not restrained to spiral or helical scans. ... | 02/19/2008 |
| 7312461 | Laparoscopic tumor therapy using high energy electron irradiation A laparoscopic tumor therapy method and an articulated electron beam transport system are provided for use with a high power, long focus electron source for tumor therapy. The high power, long focus electron source generates an e-beam. The e-beam is transported thro... | 12/25/2007 |
| 7310404 | Radiation CT radiographing device, radiation CT radiographing system, and radiation CT radiographing method using the same An object rotating type cone beam radiation CT radiographing device in which a high speed and high sensitivity are obtained with low costs is provided. Thus, a radiation CT device of high performance for vehicle-mounted use and group medical examination can be provi... | 12/18/2007 |
| 7295648 | Method and apparatus for treatment by ionizing radiation A radiation therapy/surgery device optimised to meet the needs of the Neurosurgeon is provided, i.e. one for the treatment of tumours in the brain. It combines the qualities of a good penumbra and accuracy, simple prescription and operation, together with high relia... | 11/13/2007 |
| 7286639 | Focal spot sensing device and method in an imaging system A focal spot sensing device includes: a housing that resists x-ray beams; an opening disposed in a wall of the housing that allows an x-ray beam to enter the housing; and a sensor device disposed in the housing that interprets a position of the x-ray beam for calcul... | 10/23/2007 |
| 7286241 | System and method for high-speed laser detection of ultrasound A system and method for laser light amplification provides amplification of a laser light beam emitted from a laser light source as low-amplification seed laser light signal. The low-amplification seed laser light signal is transmitted to an amplification component.... | 10/23/2007 |
| 7263156 | Method and apparatus to facilitate computerized tomography of relatively large objects A computerized tomography process (100) that provides, optionally, for preliminary scans (101), helically-oriented full scans (102), and/or improved resolution scans (103). In some instances, partial cross-sectional views are captured whi... | 08/28/2007 |
| 7254211 | Method and apparatus for performing computed tomography An apparatus for performing computed tomography having a radiation source and at least one radiation detector spaced from the radiation source and which generates an output signal representative of the strength of the received radiation from the radiation source. A ... | 08/07/2007 |
| 7251307 | Fan-beam and cone-beam image reconstruction using filtered backprojection of differentiated projection data A tomographic image reconstruction method produces either 2D or 3D images from fan beam or cone beam projection data by filtering the backprojection image of differentiated projection data. The reconstruction is mathematically exact if sufficient projection data is ... | 07/31/2007 |
| 7224764 | Stand-up CT scanner A CT scanner according to the present invention is particularly useful for scanning the spine and extremities, such as knees, and ankles, especially while the patient is in an upright position. The CT scanner generally includes a source and detector that are rotatab... | 05/29/2007 |
| 7208749 | System and method for locating and positioning an ultrasonic signal generator for testing purposes The invention is directed to an ultrasonic testing system. The system tests a manufactured part for various physical attributes, including specific flaws, defects, or composition of materials. The part can be housed in a gantry system that holds the part stable. An ... | 04/24/2007 |
| 7194062 | Gamma camera and CT system A method of mounting a CT imager on a gantry: determining a center of rotation of a rotor of the gantry; siting a plurality of mounting elements at predetermined positions with respect to the center of rotation; and attaching the mounting elements to the rotor while... | 03/20/2007 |
| 7188999 | Radiation treatment apparatus A radiation treatment apparatus includes a guide and a support member. The guide moves a radiation generating unit along an orbit with a predetermined radius such that an X-ray emitted from the radiation generating unit may cross an isocenter. The support member rot... | 03/13/2007 |
| 7173996 | Methods and apparatus for 3D reconstruction in helical cone beam volumetric CT A method for reconstructing an image of an object utilizing a cone-beam volumetric computed tomographic imaging apparatus includes helically scanning the object with a radiation source utilizing the cone-beam volumetric computed tomographic imaging apparatus; select... | 02/06/2007 |
| 7167538 | Exact volume imaging involving multiple partial scans A method for performing an exact volume imaging with a C-arm digital x-ray imaging system by moving the source through two partial circular scans which form a complete source trajectory. The partial circular scans form a complete source trajectory when the plane def... | 01/23/2007 |
| 7164745 | X-ray CT apparatus An X-ray CT apparatus comprises an X-ray radiation source configured to radiate X-rays toward an object, an X-ray detector including a plurality of X-ray detection segments, each of which includes a plurality of detection elements, a rotation control unit configured... | 01/16/2007 |
| 7154986 | Tilted gantry helical cone-beam Feldkamp reconstruction for multislice CT An X-ray computed tomography apparatus includes a helical scanning device configured to collect projection data while at least one of a gantry and a couch moves along a body axial direction of an object on the couch when at least one of the gantry and the couch is t... | 12/26/2006 |
| 7120223 | Body-supporting couch A body-supporting couch and a radiation system incorporating such a couch are disclosed. The couch comprises a first and second couch unit, respectively. The first couch unit comprises a first table top support and a first elongated table top portion extending horiz... | 10/10/2006 |
| 7111984 | X-ray computed tomography apparatus with heat emission system An X-ray computed tomography apparatus wherein an X-ray is generated by a generator and an X-ray data resulting from the X-ray is detected by a detector. The apparatus includes a supporter, a driver, a body, and a converter. The supporter is configured to support th... | 09/26/2006 |
| 7110493 | X-ray detector system having low Z material panel A method and apparatus for detecting concealed items on or in an object by utilizing a low Z material panel. The object to be scanned is located between an x-ray detector and the low Z material panel. The method includes producing a pencil beam of x-rays from an x-r... | 09/19/2006 |
| 7103138 | Sampling in volumetric computed tomography A volumetric computed tomography method includes translating a discrete element x-ray source and detector relative to the patient or object in a z-direction parallel to the axis of rotation. As the source rotates through the angles of a single rotation, it is simult... | 09/05/2006 |
| 7099428 | High spatial resolution X-ray computed tomography (CT) system A high spatial resolution X-ray computed tomography (CT) system is provided. The system includes a support structure including a gantry mounted to rotate about a vertical axis of rotation. The system further includes a first assembly including an X-ray source mounte... | 08/29/2006 |
| 7076018 | Tomography apparatus with gantry-carried component mounted to withstand centrifugal forces The gantry of a tomography apparatus has a drum that is rotatable around an axis. The drum carries at least one component mounted thereon. The component is mounted on the drum by a mounting arrangement that resolves a centrifugal force acting on the component into a... | 07/11/2006 |
| 7062007 | Tomography device A tomography device for imaging a body has a first imaging member, a second imaging member, and an imaging condition setting member for setting imaging conditions based on a superimposition of an effective tomographic image range and an image obtained using the seco... | 06/13/2006 |
| 7058158 | X-ray apparatus capable of operating in a plurality of imaging modes An X-ray apparatus capable of performing both computerized tomography (CT) imaging and usual radiography imaging (usual imaging) can realize high definition even in the usual imaging. In the X-ray apparatus, for the usual imaging, since a chair serving as a supporti... | 06/06/2006 |
| 7052421 | Belt tensioning system for use with a motorized mobile C-arm A drive system for an imaging device of the type having a curved arm. The drive system includes a carrier that engages and supports the curved arm such that the curved arm can be moved along the carrier. The drive system includes a belt extending through the carrier... | 05/30/2006 |
| 7048190 | Method and apparatus for recording to and reading from a diffractive optics memory using symmetrical angular encoding The present invention relates to an apparatus and method for reading information from and recording information to a diffractive optics memory using symmetrical angular encoding. A coherent light source is split to form an object beam and a corresponding reference b... | 05/23/2006 |
| 7038790 | Method and apparatus for detecting ultrasonic surface displacements using post-collection optical amplification The present invention detects ultrasonic displacements includes a detection laser to generate a first pulsed laser beam to detect the ultrasonic surface displacements on a surface of the target. Collection optics to collect phase modulated light from the first pulse... | 05/02/2006 |
