Matches 1 - 30 out of 30


Match Document Document Title
US20130343513 GRATED COLLIMATION SYSTEM FOR COMPUTED TOMOGRAPHY  
A collimator for a computed tomography imaging device can include first and second leaves positioned on opposing sides of a primary radiation delivery window. The first and second leaves can...
US20110007878 IMAGING SYSTEM USING MULTISOURCE COLLIMATION AND A METHOD ASSEMBLY AND SYSTEM FOR PROVIDING MULTISOURCE COLLIMATION  
Disclosed is a collimator assembly for a multi-radiation-source medical imaging system (e.g. CT) and a medical imaging system utilizing the collimator. According to some embodiments of the present...
US20150179291 COMPUTED TOMOGRAPHY SYSTEM AND X-RAY COLLIMATOR THEREOF  
A computed tomography system and an X-ray collimator thereof are provided, which have a good collimator effect. The X-ray collimator includes a plurality of first plates extending in the...
US20120219107 TWO-DIMENSIONAL COLLIMATOR MODULE, X-RAY DETECTOR, X-RAY CT APPARATUS, AND METHOD FOR ASSEMBLING TWO-DIMENSIONAL COLLIMATOR MODULE  
A two-dimensional collimator module is provided. The two-dimensional collimator module includes first collimator plates arranged in a channel direction, second collimator plates arranged in a...
US20120134472 GRID FOR RADIOGRAPHY AND MANUFACTURING METHOD THEREOF, AND RADIATION IMAGING SYSTEM  
In a manufacturing process of a second grid, an X-ray absorbing layer is formed on a top surface of a strip of X-ray transparent sheet during conveyance, and a buffer layer is formed on a rear...
US20130235972 METHOD FOR MANUFACTURING COLLIMATOR, COLLIMATOR AND X-RAY CT APPARATUS  
According to one embodiment, a method is disclosed for manufacturing a collimator. The method can include forming a first plate-like part having a plurality of first slits. The method can include...
US20080304619 Modular Multi-Hole Collimators Method and System  
Embodiments of the present technique relate to a modular multi-hole collimator assembly configured to have an adjustable length. Each of the two or more multi-hole collimator units has a plurality...
US20150049857 ASSESSMENT OF FOCAL SPOT CHARACTERISTICS  
Use of a reference detector to characterize an X-ray emission focal spot is disclosed. In certain embodiments, the reference detector may contain one or more openings or apertures that may be used...
US20130114796 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...
US20090225954 X-Ray Collimators, and Related Systems and Methods Involving Such Collimators  
X-ray collimators, and related systems and methods involving such collimators are provided. In this regard, a representative X-ray collimator includes: a first member having channels located on a...
US20090147923 ANTI-SCATTER GRID  
An anti-scatter grid for medical x-ray devices is provided. The anti-scatter grid comprising a number of first elements from a first material with second elements made from a second material...
US20120307963 COLLIMATOR AND X-RAY COMPUTED TOMOGRAPHY APPARATUS  
According to one embodiment, a collimator includes a collimator frame having a shape corresponding to part of a circular ring, a plurality of first partition plates which are supported on the...
US20130070892 COLLIMATOR, MANUFACTURING METHOD OF COLLIMATOR, AND X-RAY CT DEVICE  
A collimator includes a plurality of first plate-shaped parts, and a plurality of second plate-shaped parts interlocking with the plurality of first plate-shaped parts. Each of the plurality of...
US20130077738 COLLIMATOR, DETECTOR ARRANGEMENT, AND CT SYSTEM  
A collimator for a detector, such as an x-ray detector of a CT system, includes a plurality of collimator modules. At least one of the plurality of collimator modules includes at least two outer...
US20100098219 APPARATUS FOR PROVIDING COLLIMATION IN A MULTISPOT X-RAY SOURCE AND METHOD OF MAKING SAME  
A collimator includes a first plate having an aperture therein, the aperture configured to allow passage of a beam of x-rays from a source of a multi-spot source therethrough, and a second plate...
US20120039446 INTERWOVEN MULTI-APERTURE COLLIMATOR FOR 3-DIMENSIONAL RADIATION IMAGING APPLICATIONS  
An interwoven multi-aperture collimator for three-dimension radiation imaging applications is disclosed. The collimator comprises a collimator body including a plurality of apertures disposed in a...
US20100202591 X-ray collimators, and related systems and methods involving such collimators  
X-ray collimators, and related systems and methods involving such collimators are provided. In this regard, a representative X-ray collimator includes: a first member having channels located on a...
US20100135460 X-ray optical element and diffractometer with a soller slit  
An X-ray optical element (1, 1′, 1″) with a Soller slit comprising several lamellas for collimating an X-ray beam with respect to the direction of the axis (5, 15) of the Soller slit, and a...
US20070230664 Collimator for x-ray spectrometry, and an x-ray spectrometric apparatus  
A collimator for collimating X-rays in an X-ray spectrometric measuring apparatus comprises a body of a microchannel plate (203, 205, 701, 702, 703, 704, 705, 711, 712, 713, 714, 715, 801, 901,...
US20140140471 COMPUTERIZED TOMOGRAPHY (CT) IMAGING SYSTEM WITH MULTI-SLIT ROTATABLE COLLIMATOR  
Apparatus for collimating an X-ray beam, the apparatus comprising: a multi-slit rotatable collimator comprising: a semi-tubular structure extending coaxially along a longitudinal axis, the...
US20140064443 RADIATION DETECTING APPARATUS AND RADIATION IMAGING APPARATUS  
A radiation detecting apparatus is provided. The radiation detecting apparatus includes a pair of rails extending in a channel direction, a plurality of collimator modules provided in the pair of...
US20140341355 APPARATUS FOR SCATTER REDUCTION FOR CT IMAGING AND METHOD OF FABRICATING SAME  
A collimator for an imaging system includes a first region comprising a first one-dimensional array of apertures along a channel direction, and a second region comprising a second one-dimensional...
US20130034200 APPARATUS FOR SCATTER REDUCTION FOR CT IMAGING AND METHOD OF FABRICATING SAME  
A collimator for an imaging system includes a first region comprising a first one-dimensional array of apertures along a channel direction, and a second region comprising a second one-dimensional...
US20140177802 RAY EMISSION DEVICE AND IMAGING SYSTEM HAVING THE SAME  
A ray emission device and an imaging system with the ray emission device are disclosed. The ray emission device comprises: a cylinder; a ray source disposed in the cylinder for emitting a ray; and...
US20170076831 X-RAY COLLIMATOR  
An x-ray collimator that may include a substrate containing a plurality of holes, each hole being frustoconical at one end and tubular at the other end for use in an x-ray imaging system, whereby...
US20160254069 Phase Contrast X-Ray Imaging Device and Phase Grating Therefor  
A phase grating for a phase contrast X-ray imaging device has a transverse surface which is to be aligned substantially transversely with respect to a radiation incidence direction and which is...
US20160199019 METHOD AND APPARATUS FOR FOCAL SPOT POSITION TRACKING  
A tracking system for tracking focal spot position of an x-ray source includes a detector array including a plurality of detecting elements sensitive to x-ray radiation and a grid overlaid on a...
US20160045767 COLLIMATOR FOR REDIRECTING COMPTON SCATTERED RADIATION IN STEREOTACTIC RADIOSURGERY  
A collimator assembly for use with radiation therapy systems, in particular stereotactic radiosurgery (“SRS”) systems, is provided. In general, the collimator assembly includes a collimator in...
US20160000389 GRATED COLLIMATION SYSTEM FOR COMPUTED TOMOGRAPHY  
A collimator for a computed tomography imaging device can include first and second leaves positioned on opposing sides of a primary radiation delivery window. The first and second leaves can...
US20150279495 Base for Radiographic Device  
A radiographic device may include a movable carriage disposed in a base and having a tray for holding an image receptor. A platform extending over the base may support the weight of the patient...

Matches 1 - 30 out of 30