Matches 1 - 50 out of 238 1 2 3 4 5 >


Match Document Document Title
8094785 Modulatable radiation collimator  
The invention specifies a radiation collimator, in particular an x-ray collimator, which can be arranged between a radiation source outputting radiation and an object. The radiation collimator...
8093572 Integrated variable-aperture collimator and fixed-aperture collimator  
An apparatus and method for coupling a fixed-aperture collimator to a variable-aperture collimator. The variable-aperture collimator may be an IRIS collimator having multiple leaves configured to...
8083407 Shielding device for optical and/or electronic apparatuses, and space vehicle comprising such device  
A shielding device (20) for optical and/or electronic apparatuses (16) is described, wherein said apparatuses may cooperate with incident electromagnetic radiation (X1, X2), in particular for space...
8049193 Systems, devices, and methods for large area micro mechanical systems  
Certain exemplary embodiments can provide a first isogrid defining a first plurality of zones, each zone from said first plurality of zones comprising a plurality of ligaments, each zone from said...
8009807 Radiation screen for an x-ray device  
The invention relates to a radiation screen for an X-ray device, comprising at least one radiation limiting means which is displaceably mounted and is embodied as a diaphragm. According to the...
7945015 X-ray imaging apparatus and control method thereof  
An X-ray imaging apparatus includes a multi X-ray generating unit in which multiple X-ray foci are disposed in two-dimensional form at a predetermined pitch in a first direction, and a slit unit...
7916840 Radiation diaphragm apparatus and radiotherapy apparatus having the diaphragm apparatus  
A radiation diaphragm apparatus, which is adapted to form a radiation field, which is an exposed area of an object to be examined by radiation from a radiation source, comprises a plurality of...
7881432 X-ray focusing device  
Disclosed is an X-ray reflecting device and an X-ray reflecting element constituting the X-ray reflecting device capable of facilitating a reduction in weight and being prepared in a relatively...
7881437 Systems and methods for developing a primary collimator  
A method for developing a primary collimator is described. The method includes placing a primary collimator element at an intersection of a first set of at least two beams.
7872241 Method and apparatus for production and maintenance of electron beam space-charge neutralization  
An electron beam production and control assembly includes a vacuum chamber, a beam source, and a target. The target has an active section and an inactive section. The active section is adapted to...
7852990 Beam admission unit, beam generation device and tomography device  
A beam admission unit is disclosed. In at least one embodiment, the beam admission unit includes a plurality of admission segments having at least one admission slit for admitting radiation...
7844032 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...
7839981 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...
7838856 Collimator fabrication  
A collimator that formed from a plurality of metal layers that are shaped by use of lithographic techniques in specific shapes. The formed metal layers are stacked and aligned together and then...
7831024 Slit-slat collimation  
This invention is directed to a collimator and collimation techniques. Specifically, the invention is directed to a collimator and method for collimation wherein the collimator combines the...
7817780 X-ray focusing device  
Disclosed is an X-ray reflecting device and an X-ray reflecting element constituting the X-ray reflecting device capable of facilitating a reduction in weight and being prepared in a relatively...
7813477 X-ray diffraction device, object imaging system, and method for operating a security system  
An x-ray diffraction imaging device includes at least one x-ray detector and at least one scatter collimator positioned upstream of the at least one x-ray detector. The at least one collimator...
7796731 Leaf sequencing algorithm for moving targets  
A method of providing intensity modulated radiation therapy to a moving target is disclosed. The target moves periodically along a trajectory that is projected onto a multi-leaf collimator (MLC)...
7787591 Primary collimator and systems for x-ray diffraction imaging, and method for fabricating a primary collimator  
A primary collimator for a multiple inverse fan beam x-ray diffraction imaging (MIFB XDI) system. The MIFB XDI system includes a multi-focus x-ray source (MFXS) defining a plurality of focus points...
7769127 Pre-subject filters for CT detectors and methods of making same  
Cast collimators for use in CT imaging systems are described, as are methods of making them. Such collimators may comprise pre-patient collimators, pre-patient filter/collimator assemblies, and/or...
7723690 Adjustable slit collimators method and system  
Embodiments relate to a slit collimator assembly including a first set of panels spaced at least partially around a longitudinal axis of the collimator assembly and extending generally parallel to...
7702073 Systems and methods for developing a secondary collimator  
A method for developing a secondary collimator is described. The method includes orienting a plurality of collimator elements in a plane such that a gap is defined between a first collimator...
7659530 Focusing and shielding device for encephalic photon knife  
A focusing and shielding device for encephalic photon knife consisting of a body of ray source, a switch and an armet, the ray source body is a hemispherical shell with certain thickness, a ray...
7655915 Collimator assembly for computed tomography system  
A detector assembly 18 for an imaging system 10 is provided comprising a plurality of scintillator elements 50 positioned within a scintillator pack 56. The scintillator pack 56 forms a...
7630476 X-ray CT system and method of manufacturing an X-ray CT system  
An X-ray CT system according to the invention includes a holding plate which holds X-ray shield plates, a first support plate which supports one short-directional end portion of the holding plate,...
7627089 Method for producing a collimator  
The invention is related to a method for producing a collimator comprising an X-ray transparent substrate. The innovative method comprises the steps of: forming a slit in the substrate, wherein the...
7627090 Configuration of a medical radiotherapeutic instrument  
A medical radiotherapeutic instrument comprising a ray source body, a switch and an end collimation body, a pre-collimation hole and a ray source cavity for placing ray source are defined on the...
7609804 Cast collimators for CT detectors and methods of making same  
Cast collimators for use in CT imaging systems are described, as are methods of making them. Such collimators may comprise pre-patient collimators, pre-patient filter/collimator assemblies, and/or...
7596209 Multi-leaf collimator  
A multi-leaf collimator comprises an elongate leaf moveable in a longitudinal direction, and having an associated toothed rack driven by a pinion, wherein the rack is carried on an elongate...
7587025 X-ray analysis apparatus and X-ray analysis method  
In an X-ray analysis apparatus and an X-ray analysis method, a quantitative analysis is stably performed by stably behaving an X-ray source. There are possessed an X-ray tubular bulb irradiating a...
7573975 Method and device for shaping an energy input beam  
An irradiation method, in particular for imaging a region of investigation (2) of an object (1), comprises generating at least one energy input beam (3) with at least one energy input beam source...
7564951 Multileaf collimator  
A multileaf collimator includes a first leaf block group including plural leaf blocks, a second leaf block group including plural leaf blocks arranged in the same direction as the first leaf block...
7526070 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...
7518136 Devices, methods, and systems involving cast computed tomography collimators  
Certain exemplary embodiments of the present invention comprise a device comprising a cast computed-tomography collimator descended from a lithographically-derived micro-machined metallic foil...
7508907 X-ray analysis apparatus  
When an X-ray focused by using an X-ray lens is irradiated to a sample, there is generated an X-ray halo component at the peripheral part of the focal point of the focused X-ray in the sample and,...
7498582 Adjustable focal length pinhole collimator  
A pinhole collimator is provided that eliminates or at least minimizes the need for collimator exchange, to manage system sensitivity versus spatial resolution tradeoff, and to control imaging FOV...
7496181 X-ray collimator for imaging with multiple sources and detectors  
Reduced source spacing for multi-source, multi-detector X-ray imaging systems is provided by allowing channels within an X-ray collimator to intersect within the body of the collimator. As a...
7485867 Exposure system and hole array  
A reading light exposure system scans an image recording medium with a reading light beam. The reading light exposure system includes a line source emitting the reading light beam, an optical means...
7470906 Adaptive collimator for nuclear medicine and imaging  
Method and apparatus for varying the hole length of a parallel hole collimator, provides a variably configurable compound collimator for use in nuclear imaging. The collimator has a plurality of...
7462854 Collimator fabrication  
A collimator that formed from a plurality of metal layers that are shaped by use of lithographic techniques in specific shapes. The formed metal layers are stacked and aligned together and then...
7436934 Collimator with adjustable focal length  
A collimator is provided with an adjustable focal length, particularly in X-ray testing systems, comprising an outer part with a conical inner surface and with a inner part having an conical outer...
7430280 Radiation emitting device  
A radiation emitting source includes a radiation emitter, an emitter switch, a collimator, a rotating mechanism and a shielding enclosure. The collimator has a central axial through-hole portion...
7415098 Collimator for stray radiation, in particular for medical x-ray devices and method for producing said collimator  
A collimator is disclosed for stray radiation, in particular for medical X-ray devices. In addition, a method is disclosed for producing the collimator. The collimator includes numerous absorption...
7386098 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.
7386097 Analytical instrument with variable apertures for radiation beam  
An X-ray analysis device makes use of a variable aperture for controlling the position and cross section of the X-ray beam. The variable aperture is configured to allow changes in the cross section...
7368151 Antiscattering grid and a method of manufacturing such a grid  
An antiscattering grid for an X-ray imaging apparatus of the type comprising a substrate having a plurality of metallized partitions that together define a plurality of cells distributed over the...
7362849 2D collimator and detector system employing a 2D collimator  
A two dimensional (2D) collimator assembly and a detector system employing a 2D collimator assembly. More specifically, a collimator assembly is provided, having elements extending in the x and...
7356125 Arrangement for collimating electromagnetic radiation  
The invention relates to an arrangement for collimating electromagnetic radiation, comprising a macrocollimator which has at least two cutouts, and microcollimator structures which are positioned...
7356126 Antiscattering grids with multiple aperture dimensions  
An antiscattering grid for a radiation imaging apparatus is disclosed. The antiscattering grid having a plurality of strips substantially absorbing X-rays and separated from each other by...
7336767 Back-scattered X-ray radiation attenuation method and apparatus  
A method for improving resolution of X-ray radiography systems of the type used to obtain images of internal features of human bodies or to view contents of luggage articles, cargo containers and...
Matches 1 - 50 out of 238 1 2 3 4 5 >