Class 378/149 - Multiaperture

Subclass of Class 378 - X-ray or gamma ray systems or devices
Definition: Subject matter wherein the collimator is formed of a large
No. of applications: 23
Last issue date: 02/16/2012

Application No.	Application Title	Issue Date
20120039446	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 two-dimensional grid. The collimator body is configured to absorb and col...	02/16/2012
20110007878	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 invention, there is provided a collimator assembly including at least two...	01/13/2011
20100202591	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 surface thereof; and a second member having protrusions located on a surfa...	08/12/2010
20100135460	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 further collimator for delimiting an X-ray (10), wherei...	06/03/2010
20100098219	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 parallelly positioned with respect to the first plate and configured to rec...	04/22/2010
20090225954	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 surface thereof; and a second member having protrusions located on a surfa...	09/10/2009
20090225955	X-RAY CT APPARATUS COLLIMATOR, METHOD OF MANUFACTURING THE X-RAY CT APPARATUS COLLIMATOR, AND X-RAY CT APPARATUS The angle of each collimator plate with respect to an X-ray focal point is determined by fitting the collimator plate in grooves formed in upper and lower supports each having an integral structure. In addition, the warpage of each collimator plate is corrected and its ...	09/10/2009
20090147923	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 integrated therein. In this case the first material is more transparent to radi...	06/11/2009
20090022278	Adjustable-Focal-Length Collimators Method and System Embodiments relate to an imaging system that includes a collimator assembly having one or more pinhole apertures therein. The imaging system is configured so that one or more of the pinhole apertures has an adjustable focal length. The imaging system further includes a ...	01/22/2009
20080304619	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 of holes therethrough. Exemplary embodiments also relate to a modular mul...	12/11/2008
20080267355	X-Ray Sources An anode for an X-ray source is formed in two parts, a main part and a collimating part. The main part has the target region formed on it. The two parts between them define an electron aperture through which electrons pass to reach the target region, and an X-ray apertu...	10/30/2008
20080247510	ORTHOVOLTAGE RADIOSURGERY A radiosurgery system is described that is configured to deliver a therapeutic dose of radiation to a target structure in a patient. In some embodiments, inflammatory ocular disorders are treated, specifically macular degeneration. In some embodiments, other disorders o...	10/09/2008
20080192892	Methods for Implementing Microbeam Radiation Therapy A method of performing microbeam radiation therapy (MRT) includes delivering a dose only to selected tissue in a target volume (10) with continuous broad beam, first, by interleaving arrays of microplanar beams (30,36) only at the target (10). Admin...	08/14/2008
20080095320	Fine geometry X-ray collimator and construction method An X-ray collimator formed of stacked laminated layers with apertures therein aligned to form complex 3-dimensional collimator structures, and method of fabrication thereof, is presented....	04/24/2008
20080084967	X-ray optical system An X-ray optical system provides selectively a linear X-ray beam and a point X-ray beam while using an X-ray source which generates an X-ray beam having a linear section. When the point X-ray beam is selected, an X-ray intensity per unit area becomes higher. The X-ray o...	04/10/2008
20080001096	High resolution x-ray and gamma ray imaging using diffraction lenses with mechanically bent crystals A method for high spatial resolution imaging of a plurality of sources of x-ray and gamma-ray radiation is provided. High quality mechanically bent diffracting crystals of 0.1 mm radial width are used for focusing the radiation and directing the radiation to an array of...	01/03/2008
20070230664	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, 1003). Most advantageously the channel walls of the microchannel plat...	10/04/2007
20070211848	SCINTILLATOR HAVING INTEGRATED COLLIMATOR AND METHOD OF MANUFACTURING SAME The present invention is directed to an integrated scintillator and collimator array for a CT detector. The integrated scintillator and collimator are fabricated from a manufacturing process or technique whereupon an array of scintillator material is positioned on a too...	09/13/2007
20070025518	Anti-scattering x-ray collimator for ct scanners An X-ray collimator for collimating X-rays from an X-ray source that illuminate an array of columns and rows of X-ray detectors, the collimator having a first side that faces the X-ray source and a second side opposite the first side that faces the detector array, the c...	02/01/2007
20070025519	Arrangement for collimating electromagnetic radiation The invention relates to an arrangement for collimating electromagnetic radiation, comprising a macrocollimator C which has at least two cutouts, and microcollimator structures which are positioned in the cutouts of the macrocollimator and have lamellae that absorb elec...	02/01/2007
20060233299	CT DETECTOR HAVING A SEGMENTED OPTICAL COUPLER AND METHOD OF MANUFACTURING SAME The present invention is a directed to a CT detector for a CT imaging system that incorporates a segmented optical coupler between a photodiode array and a scintillator array. The segmented optical coupler also operates as a light collimator which improves the light col...	10/19/2006
20060067479	Collimator, in particular for a computed tomograph, and method for producing it A collimator is disclosed. The ends of collimator plates are potted with the aid of a top plate and a bottom plate with the formation of interspaces, defined by spacings, between the collimator plates. When producing such a collimator, the top and bottom plates are prod...	03/30/2006
20050281383	Secondary collimator for an X-ray scattering device and X-ray scattering device A secondary collimator for an X-ray scattering device with horizontal plates and vertical plates arranged perpendicular thereto, the vertical plates being arranged parallel to one another and being inclined by a pre-determinable scattering angle to a transmission direct...	12/22/2005

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Class 378/149 - Multiaperture