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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...
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7224765 |
Computed tomography system
An embodiment of the invention is directed to a computed tomography device, comprising a tunnel to receive baggage, an x-ray source providing an x-ray beam that intersects the tunnel and has a beam...
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7218701 |
Radiological imaging apparatus
The image pickup apparatus of the radiological imaging apparatus of the present invention includes many detector units, a ring-shaped detector support member and an X-ray source circumferential...
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7215734 |
Method and system for three-dimensional reconstruction of images
A method and system for three-dimensional reconstruction of images are provided. The method includes receiving projection data from an imaging device scanning an object, identifying projection data...
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7215735 |
CT image production method and X-ray CT system
A method to make a common procedure adaptable to reconstruction planes whose positions relative to a multi-channel detector are different from one another. A reference procedure required for...
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7212603 |
Device for capturing structural data of an object
To simplify the reconstruction of structural data of an object ( 7 ) examined using a tomography device ( 1 ), it is proposed to implement a radiation source ( 4 ) in such a way that radiation...
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7212604 |
Multi-layer direct conversion computed tomography detector module
A computed tomography detector module is presented. The detector module includes a substrate having a topside and a bottom side. Additionally, the detector module includes a plurality of detector...
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7203279 |
Radiographic apparatus, and radiation detection signal processing method
In the radiographic apparatus according to this invention, when a radiographic mode designator 16 designates a non-standard radiographic mode, a signal corrector 15 uses defect information...
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7203272 |
Cone-beam filtered backprojection image reconstruction method for short trajectories
An image reconstruction method for cone beam x-ray attenuation data acquired over a super-short-scan, short-scan or full-scan includes backproejcting over three adjacent segments of the arc...
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7203271 |
Ionizing radiation imaging system and method with decreased radiation dose
A system and method for imaging a volume having a detector including a first atomic species with an absorption edge at a first wavelength. The system also includes a source having a second atomic...
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7200202 |
Linear accelerator with x-ray imaging elements mounted on rotating support
A system according to some embodiments may include a treatment head to emit treatment radiation, a gantry coupled to the treatment head, an x-ray tube to emit imaging radiation, an imaging device...
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7197106 |
Detector for a computed tomography unit, and a computed tomography unit having such a detector
A detector and a computed tomography unit are disclosed. The detector includes a first detector region for acquiring projections of a first projection direction, and additionally includes at least...
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7190759 |
Support structure for Z-extensible CT detectors and methods of making same
Pin-based support structures for easily and precisely assembling CT detector components into individual detector modules are described, as are methods of making the same. The pins in these...
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7187748 |
Multidetector CT imaging method and apparatus with reducing radiation scattering
A method for scanning an object to reduce image degradation includes scanning the object in a helical mode using a multi-slice CT imaging system having a plurality of detector arrays arranged along...
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7187750 |
Method and apparatus for compensating non-uniform detector collimator plates
A method for obtaining data includes scanning an object with radiation to collect projection data using an imaging system having a detector array with detector cells and a post-patient collimator,...
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7187749 |
Blur compensation apparatus for X-ray image and medical X-ray imaging apparatus using the blur compensation apparatus
A blur compensation apparatus for X-ray image of an object to be examined used for a medical X-ray imaging apparatus, which has an X-ray generator and an X-ray imaging device opposite to the X-ray...
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7184514 |
X-ray CT apparatus
An X-ray tube comprises a cathode configured to emit a heat electron, a target, including a plurality of areas where target angles are different in a rotation direction, which the heat electron...
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7184518 |
Method and device for the production of digital images
In the method are repeated the stages of: exposing ( 6 ) a zone of a sample to the X-rays through a collimator, exposing only the parts of the sample placed between it and some secondary boards of...
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7167539 |
Thermal sensing detector cell for a computed tomography system and method of manufacturing same
The present invention provides a method of manufacturing a CT detector cell having an x-ray absorption component and a thermal sensing component. The thermal sensing component is configured to...
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7164134 |
High performance CT reflector for a scintillator array and method for making same
An apparatus and method for fabricating a high performance reflective material for use on scintillator elements in a computed tomograph (CT) imaging device. Adjacent scintillator elements are...
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7161157 |
Self regulating detector rail heater for computed tomography imaging systems
The present application discloses an x-ray detector for use in a computed tomography (CT) imaging system. The x-ray detector assembly comprises an array of detector cells coupled between detector...
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7154989 |
Radiological imaging apparatus
The image pickup apparatus of the radiological imaging apparatus of the present invention includes many detector units, a ring-shaped detector support member and an X-ray source circumferential...
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7149278 |
Method and system of dynamically controlling shaping time of a photon counting energy-sensitive radiation detector to accommodate variations in incident radiation flux levels
A method and system of counting and tagging radiation energy received by a radiation detector is presented. The method and system are designed to dynamically control the sampling window or shaping...
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7139000 |
Method, system and computer product for displaying axial images
A method for displaying axial images that comprises receiving a reconstructed axial image. The reconstructed axial image includes a pre-selected number of completed reconstructed slices, a slice...
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7139362 |
Computer tomograph comprising energy discriminating detectors
The invention relates to a computer tomograph comprising a detector unit ( 2 ) consisting of a plurality of detectors ( 1 ) for identifying X-ray radiation ( 40 ). According to the invention, the...
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7135687 |
Thermoelectrically controlled X-ray detector array statement regarding federally sponsored research
Disclosed is an X-ray detector assembly for use in a computed tomography system. The X-ray detector assembly comprises an array of detector cells coupled between two rails. A thermoelectric cooler...
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7136454 |
Method for operating an x-ray analysis apparatus with two-dimensional array detector and x-ray analysis apparatus for carrying out the method
A method for operating an X-ray analysis device is characterized by the following steps: a) recording a first data set in a first relative spatial position of a source, an object and a detector; b)...
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7136452 |
Radiation imaging system, device and method for scan imaging
An imaging system for high energy radiation direct conversion scan imaging includes a high energy radiation source and a semiconductor high energy radiation direct conversion imaging device...
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7129498 |
Compact structural CT detector module
This invention relates generally to a system for differentiating material characteristics using a Computed Tomography imaging system. More particularly, it relates to a detector module for use with...
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7127027 |
Direct conversion energy discriminating CT detector
A CT detector capable of energy discrimination and direct conversion is disclosed. The detector includes multiple layers of semiconductor material with the layers having varying thicknesses. The...
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7127026 |
Radiological imaging apparatus and radiological imaging method and radiological imaging support method
A radiological imaging apparatus of the present invention includes an X-ray source for emitting an X-ray, a γ-ray detecting section for outputting a detection signal of a γ-ray, and an X-ray...
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7123681 |
Folded array CT baggage scanner
A reduced size CT scanner for baggage inspection has a wide angle x-ray source and multiple sets of detectors at different distances from the x-ray source. The detectors in each set are sized and...
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7123687 |
Method for displaying digital X-ray image data at high resolution
A method for providing X-ray image data signals corresponding to a selected portion of a two-dimensional image at an enhanced image resolution. During selective exposure of an X-ray receptor to...
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7113120 |
Charge transfer system and method
A charge transfer system includes a current-based input device for generating an input current signal, a temporary energy storage device, and an amplification device. A switching device couples the...
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7113569 |
X-ray CT apparatus
An X-ray CT apparatus, as one example, includes at least one X-ray irradiation source configured to irradiate an X-ray to a volume of interest, at least one X-ray detector including a plurality of...
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7113563 |
X-ray sensor signal processor and X-ray computed tomography system using the same
An X-ray CT apparatus having X-ray irradiator for irradiating an X-ray to an object to be inspected, an X-ray sensor for detecting an X-ray passed through the object to be inspected, an X-ray...
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7110487 |
X-ray measuring apparatus
An x-ray measuring apparatus comprises an x-ray source, an x-ray detector, a rotating device, and a processor. The x-ray source generates x-rays to be emitted to a subject. The x-ray detector...
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7106825 |
Apparatus and method for reconstruction of volumetric images in a divergent scanning computed tomography system
An apparatus and method for reconstructing image data for a region are described. A radiation source and multiple one-dimensional linear or two-dimensional planar area detector arrays located on...
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7101078 |
Methods and systems for imaging system radiation source alignment
Methods and systems for aligning an x-ray source position in an imaging system are provided. The imaging system includes a multislice detector array having a plurality of rows of detector cells...
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7102137 |
Method and apparatus for improving slice to slice resolution by staggering cells in the Z-axis
The present invention provides a CT detector module with cell summing in the Z-direction and cell staggering in the X-direction. The present invention also provides a method for implementing the...
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7099429 |
Scintillator arrays for radiation detectors and methods of manufacture
A method for fabricating a scintillator array for a radiation detector of an imaging system includes fabricating a scintillator array including a plurality of scintillators arranged side by side,...
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7099430 |
Computed tomography apparatus with a detector diaphragm having a diaphragm element movable longitudinally over the detector
A computed tomography apparatus has a gantry with at least one x-ray tube and at least one detector. The x-ray tube and the detector are executed such that they can rotate around a system axis...
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7095028 |
Multi-slice flat panel computed tomography
A method for collecting signals from a detector that has a plurality of lines of image elements includes sending a control signal to a gate driver to select transistor gates for two or more lines...
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7095820 |
Method and an apparatus for examining an object by using ionizing radiation
A method for examining an object includes the steps of: producing ionizing radiation photons; providing other particles or photons, each of which carrying information regarding position, time,...
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7092481 |
Direct conversion energy discriminating CT detector
A CT detector capable of energy discrimination and direct conversion is disclosed. The detector includes multiple layers of semiconductor material with the layers having varying thicknesses. The...
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7086780 |
Methods for spectrally calibrating CT imaging apparatus detectors
A method for calibrating a computed tomographic imaging apparatus having a gantry, a radiation source operable at a plurality of kVp's, and a detector array having a plurality of detector elements...
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7085343 |
X-ray computed tomography apparatus
An X-ray computed tomography apparatus of this invention includes a first data detecting system which includes a first X-ray tube and a first X-ray detector and a second data detecting system which...
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7085344 |
Arrangement for the determination by measurement of a projection of the radiation absorption capacity of a periodically-variable measured object
Apparatus for measuring and recording a time-varying radiation absorption profile of an object undergoing a change that causes such a variation, includes: a continuous radiation emission source; a...
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7085345 |
Radiation computed tomographic imaging apparatus and radiation detector for use therein
An apparatus for reducing the influence by scatter rays and improving image quality of a tomographic image. The apparatus includes an X-ray detector and a calculation/control apparatus for...
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7082181 |
Image reconstruction method and X-ray CT system
A method for reconstructing an image that can be recognized stably during CAD. The method for reconstructing an image on the basis of a plurality of views of projection data items provided by...
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