Matches 1 - 20 out of 20


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US20110200165 CONTRAST AGENT-REINFORCED RADIOTHERAPY HAVING HIGH-OUTPUT TUBES  
The invention relates to the combination of intravascularly administered contrast media and low-energy x-ray radiation for radiation-therapeutic treatment of tumors. The contrast medium substances...
US20090010381 COMPUTER TOMOGRAPH AND RADIATION DETECTOR FOR DETECTING RAYS THAT ARE ELASTICALLY SCATTERED IN AN OBJECT  
The invention relates to a computer tomograph and to a radiation detector for detecting elastically scattered rays. The computer tomograph comprises a radiation source for radiating primary...
US20090316856 Method and device for imaging tomography  
An imaging method for imaging a region of investigation of an object, comprises the step of irradiating the region of investigation with at least one energy input beam along a plurality of...
US20090245458 EXTENSION OF THE Q-RANGE IN CSCT  
According to an embodiment of the present invention, a reconstruction scheme for a CSCT is provided which is capable of reconstructing data acquired just over a half turn, i.e. 180° plus fan...
US20090022264 STATIONARY X-RAY DIGITAL BREAST TOMOSYNTHESIS SYSTEMS AND RELATED METHODS  
Stationary x-ray digital breast tomosynthesis systems and related methods are disclosed. According to one aspect, the subject matter described herein can include an x-ray tomosynthesis system...
US20080013675 Method for evaluating projection datasets of an object undergoing examination  
An object (5) undergoing examination is located within the range of a swiveling axis (4) around which an X-ray source (1) is swiveled during a plurality of mutually discrete swiveling actions. An...
US20090003515 METHOD OF AND SYSTEM FOR VARIABLE PITCH COMPUTED TOMOGRAPHY SCANNING FOR BAGGAGE SCREENING  
A method of and a system for variable pitch CT scanning for baggage screening and variable pitch image reconstruction are disclosed. The method comprises decelerating conveyor belt speed when...
US20090238328 X-RAY TUBE WITH OSCILLATING ANODE  
It is described an X-ray tube (205), in particular for use in computed tomography, comprising an electron source (250), for generating an electron beam (255), an electron deflection device (256)...
US20090122955 Method for the extrapolation of truncated, incomplete projections for computed tomography  
A method is disclosed for extrapolation of truncated, incomplete projections for computed tomography. In at least one embodiment, the method includes the following method steps. Firstly, scanning...
US20090185657 Registration method  
The invention relates to a method for the geometric registration of an imaging device outside an object, in particular a radiation device, with a device emitting fan-shaped signals, in particular...
US20090154639 SYSTEM AND METHOD FOR IMAGE RECONSTRUCTION FOR HELICAL CONE BEAM COMPUTED TOMOGRAPHY WITH FACTORIZED REDUNDANCY WEIGHTING  
A method and system for computed tomography were weighted data is used to reconstruct an image. The apparatus includes an x-ray source producing a cone-beam of x-rays, an x-ray detector disposed...
US20110211665 Gantry Image Guided Radiotherapy System And Related Treatment Delivery Methods  
Systems, methods, and related computer program products for image-guided radiation treatment (IGRT) are described. Provided according to one preferred embodiment is an IGRT apparatus including a...
US20090296880 DISTORTION CORRECTION METHOD FOR LINEAR SCANNING X-RAY SYSTEM  
Imaging apparatus comprises a radiation source arranged to generate a divergent imaging beam and an associated radiation detector mounted on a C-arm which can rotate. A first drive is arranged to...
US20140348407 METHOD OF IMAGE RECONSTRUCTION FOR A FILTERED BACK PROJECTION IN LIMITED ANGLE TOMOGRAPHY  
The present invention is directed to a limited angle tomography in combination with a filtered back projection using a special filter operator X. The filter operator X used within the present...
US20080031406 Real-time, on-line and offline treatment dose tracking and feedback process for volumetric image guided adaptive radiotherapy  
A method of treating an object with radiation that includes generating volumetric image data of an area of interest of an object and emitting a therapeutic radiation beam towards the area of...
US20080226021 Method and Apparatus to Facilitate Reconstructing an Image Using Fan-Beam Data  
One provides (101) fan-beam data via a translate-rotate computed tomography acquisition process and then reconstructs (102) an image from this data without resampling any pixel positions other...
US20110222648 SCANNER DEVICE AND METHOD FOR COMPUTED TOMOGRAPHY IMAGING  
A scanner device for computed tomography imaging of an object, includes a measurement device including a source device arranged for irradiating the object with at least one beam and a detector...
US20150049856 METHOD FOR RECORDING A COMPLETE PROJECTION DATA SET IN THE CENTRAL LAYER FOR CT RECONSTRUCTION USING A C-ARM X-RAY APPARATUS WITH A LIMITED ROTATION RANGE  
A method for recording a scan from a series of 2D X-ray projections using a C-arm X-ray apparatus allows an analytical volume reconstruction of a disk-shaped region of interest. The C-arm X-ray...
US20100208864 X-RAY CT SYSTEM, A RECORDING MEDIUM THAT STORES CONTROL PROGRAM FOR THE SAME AND A METHOD OF DETERMINIG AN IMAGE RESULT IN CASE OF CAPTURING CT IMAGES  
An imaging-condition setting part that sets a plurality of CT-image imaging conditions, including an electric amount for driving and controlling an X-ray tube during CT imaging, based on a scout...
US20150313557 CT Machine for Multi-Angle Scanning of Stationary Patients  
A CT machine for scanning a stationary patient may provide for two-bar linkage articulated arms to move a CT gantry in an arbitrary trajectory. In one embodiment, the gantry may fit within a...

Matches 1 - 20 out of 20