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| Number | Title | Issue Date |
| 8081734 | Miniature, low-power X-ray tube using a microchannel electron generator electron source Embodiments of the invention provide a novel, low-power X-ray tube and X-ray generating system. Embodiments of the invention use a multichannel electron generator as the electron source, thereby increasing reliability and decreasing power consumption of the X-ray tu... | 12/20/2011 |
| 8073108 | X-ray generator and the use thereof in an X-ray examination device or X-ray inspection device An X-ray generator having a housing and having components located inside the housing for generating one or more X-ray beams, wherein the housing is composed of a tube body that is made of ceramic. ... | 12/06/2011 |
| 7983393 | Circular accelerator with adjustable electron final energy A betatron is provided for producing pulses of accelerated electrons, particularly in an x-ray testing device, comprising at least one main field coil, one expansion coil for transferring the accelerated electrons to a target, and one electronic control system of th... | 07/19/2011 |
| 7949099 | Compact high voltage X-ray source system and method for X-ray inspection applications An x-ray system is disclosed that includes a bipolar x-ray tube. The bipolar x-ray tube includes two insulators that are separated by an intermediate electrode in an embodiment, wherein each insulator forms a portion of an outer wall of a vacuum envelope of the bipo... | 05/24/2011 |
| 7949100 | Dual-colour pyrometric measurement of X-ray focal spot temperature An x-ray tube disclosed here in includes an emitter arranged to emit electrons on to a focal spot on a rotatable anode. The x-ray tube also includes a hollow tube arranged to receive electromagnetic radiation from the focal spot at one end of the hollow tube and tra... | 05/24/2011 |
| 7876883 | Mammography X-ray homogenizing optic A conical anode X-ray source with a spot size approximately one tenth of the size of existing mammography devices. The source produces the same or higher radiance than the prior art. It also produces almost no high-energy Bremstrahlung. The electron beam is directed... | 01/25/2011 |
| 7783011 | Transmission type X-ray tube and manufacturing method thereof A transmission type X-ray tube includes an electrode lead (4) holding a cathode filament (7) and a stem unit (1) to which a sealing member (5), an exhaust tube (2), and the like are attached by brazing, and an irradiation window fr... | 08/24/2010 |
| 7706506 | X-ray system for irradiating material used in transfusions A system for irradiating material used in transfusions. The material can be pre-transfused blood, blood components and marrow. The system includes a vacuum chamber with a plate cathode inside. The cathode has a large beam electrode field-electron emissive surface wi... | 04/27/2010 |
| 7623629 | Transmission type X-ray tube and manufacturing method thereof A transmission type X-ray tube includes an electrode lead (4) holding a cathode filament (7) and a stem unit (1) to which a sealing member (5), an exhaust tube (2), and the like are attached by brazing, and an irradiation widow fra... | 11/24/2009 |
| 7558374 | System and method for generating X-rays A system and method for generating X-rays comprising a waveguide having a cavity extending therethrough, a first sidewall, and a second sidewall opposite the first sidewall, the second sidewall having an opening extending therethrough forming or including a target t... | 07/07/2009 |
| 7519157 | Systems, methods and apparatus for attachment of an X-ray tube to an X-ray tube collimator frame Systems, methods and apparatus are provided through which in some embodiments, a wrap-around capture device of an X-ray collimator frame limits movement of an X-ray tube mounting bracket away from the X-ray collimator. In some embodiments, a C-shaped passive capture... | 04/14/2009 |
| 7430276 | Low dose X-ray mammography method A mammography method images breast tissue with an end window X-ray transmission tube to detect the presence of neovascular micro-vessels as defining vascular structure associated with a suspect tumorous mass. A kit therefor has a high-efficiency, end window X-ray tr... | 09/30/2008 |
| 7386096 | Method of manufacturing a window transparent for electrons of an electron beam in particular of an X-ray source The present invention relates to a method of manufacturing a window transparent for electrons of an electron beam (E), in particular of an X-ray source. In order to enable a less costly and elaborate manufacture of such a window and in order to prevent unwanted shar... | 06/10/2008 |
| 7382862 | X-ray tube cathode with reduced unintended electrical field emission An x-ray source has an evacuated tube. An anode is disposed in the tube and includes a material configured to produce x-rays in response to impact of electrons. A cathode is disposed in the tube opposing the anode configured to produce electrons accelerated towards ... | 06/03/2008 |
| 7372059 | Plasma-based EUV light source Various mechanisms are provided relating to plasma-based light source that may be used for lithography as well as other applications. For example, a device is disclosed for producing extreme ultraviolet (EUV) light based on a sheared plasma flow. The device can prod... | 05/13/2008 |
| 7352846 | Filament for X-ray tube and X-ray tube having the same A coiled filament for an X-ray tube has a varied coil pitch to obtain a good uniformity of the longitudinal temperature distribution. The filament has a central region including plural turns having a same coil pitch, and end regions which include plural turns each o... | 04/01/2008 |
| 7346147 | X-ray tube with cylindrical anode A linear source of x-rays is disclosed wherein an elongated filament, mounted within a cylindrically formed anode, provides electrons around the filament, and along the length of said filament. The anode that comprises a high Z material such as gold, receives the el... | 03/18/2008 |
| 7343002 | Bearing assembly A bearing assembly suitable for use in conjunction with x-ray device having a rotating target anode and electron source disposed in an evacuated enclosure. The bearing assembly includes a shaft having a rotor hub to which the anode is mounted. The shaft cooperates w... | 03/11/2008 |
| 7338487 | Device for delivering localized x-ray radiation and method of manufacture Generally, the present invention provides a device for insertion into a body of a subject being treated to deliver localized x-ray radiation, and a method for fabricating such a device. The device includes a cathode structure that has a thin, diamond film as a catho... | 03/04/2008 |
| 7312461 | Laparoscopic tumor therapy using high energy electron irradiation A laparoscopic tumor therapy method and an articulated electron beam transport system are provided for use with a high power, long focus electron source for tumor therapy. The high power, long focus electron source generates an e-beam. The e-beam is transported thro... | 12/25/2007 |
| 7290929 | Mounting system for an X-ray tube A mounting assembly for supporting an evacuated enclosure within an outer housing of an x-ray tube is disclosed. The mounting assembly comprises a clamp portion having a C-shaped configuration, and a bracket portion having a circular recess that receives at least a ... | 11/06/2007 |
| 7289603 | Shield structure and focal spot control assembly for x-ray device A shield structure and focal spot control assembly is provided for use in connection with an x-ray device that includes an anode and cathode disposed in a vacuum enclosure in a spaced apart arrangement so that a target surface of the anode is positioned to receive e... | 10/30/2007 |
| 7280639 | Rotary piston x-ray tube with the anode in a radially rotating section of the piston shell A rotary piston x-ray tube has a piston formed by a case wall and support such that it can rotate around a rotational axis. The piston contains a cathode and an anode. To improve cooling, the anode of the rotary piston x-ray tube forms a radially-rotating section of... | 10/09/2007 |
| 7260181 | Enhanced electron backscattering in x-ray tubes An x-ray tube (24) includes an anode (42) defining a target. A cathode assembly (40) is in operative relationship with the anode to produce x-rays (56). An evacuated envelope (35) encloses the anode and cathode. The evacuated envel... | 08/21/2007 |
| 7257193 | X-ray source assembly having enhanced output stability using tube power adjustments and remote calibration An x-ray source assembly includes an anode having a spot upon which electrons impinge based on power level supplied to the assembly, and an optic coupled to receive divergent x-rays generated at the spot and transmit output x-rays from the assembly. A control system... | 08/14/2007 |
| 7248672 | Multiple-position x-ray tube for diffractometer An x-ray source provides both a line focus output and a point focus output, and is mounted on a rotatable support to allow easy changing between the two. A housing has ports at different angular positions relative to an anode, and each port has an associated optic a... | 07/24/2007 |
| 7236568 | Miniature x-ray source with improved output stability and voltage standoff An x-ray source includes an insulating tube having a cylindrical inside surface defining a cylindrical vacuum cavity, a cathode located near a first end of the insulating tube and adapted to be optically heated for emitting electrons, an anode adapted for a voltage ... | 06/26/2007 |
| 7233647 | Radiation window and method of manufacture A radiation window device to transmit radiation as part of an x-ray source or detector includes a support to be subject to a substantial vacuum, and an opening configured to transmit radiation. A film is mounted directly on the support across the opening, and has a ... | 06/19/2007 |
| 7218707 | High-voltage vacuum tube High voltage vacuum tube (9) with an anode (3) and a cathode (4), the anode (3) and/or the cathode (4) being electrically insulted by means of an annular insulator (21/22). The annular insulator (21/22) is designed ar... | 05/15/2007 |
| 7214306 | Elevated potential deposition of rhenium on graphite substrates from a ReO/HOsolution A method of depositing rhenium onto a substrate comprising dissolving rhenium oxide in a hydrogen peroxide solution, immersing a negative and a positive electrode into the solution, immersing a substrate to be coated with rhenium into the solution next to the negati... | 05/08/2007 |
| 7209545 | X-ray source assembly having enhanced output stability, and fluid stream analysis applications thereof An x-ray source assembly (2700) and method of operation are provided having enhanced output stability. The assembly includes an anode (2125) having a source spot upon which electrons (2120) impinge and a control system (2715/2720) for con... | 04/24/2007 |
| 7206379 | RF accelerator for imaging applications The present invention is an RF cavity for accelerating electrons in imaging applications such as x-ray tubes and CT applications. An RF cavity having electron emitters placed therein accelerates the electrons across the cavity. The geometric shape of the cavity dete... | 04/17/2007 |
| 7200203 | Devices and methods for targeting interior cancers with ionizing radiation Devices and related methods are provided for irradiating a portion of a body. A device according to one embodiment can include a radiation needle, a fluorescent target, and an x-ray transmitting window. The radiation needle can include a radiation conduit having a f... | 04/03/2007 |
| 7197114 | X-rays emitter and X-ray apparatus and method of manufacturing an X-ray emitter An X-ray emitter and an X-ray apparatus and method of manufacturing an x-ray emitter. The emitter has an anode, a cathode, and a vacuum evacuated body in which the anode and the cathode are placed. The body has an opening and a high-voltage connector placed in the o... | 03/27/2007 |
| 7186022 | X-ray source and method for more efficiently producing selectable x-ray frequencies An x-ray tube and method of operating include a vacuum chamber vessel and a source of an electron beam inside the vacuum chamber vessel. A target disposed inside the vacuum chamber vessel includes a substrate and one or more deposits attached to the substrate. Each ... | 03/06/2007 |
| 7184520 | Component mounting system with stress compensation A component mounting system that includes a rotor stem, nut, and mechanical interface. The mechanical interface defines a shaped surface and is integral with the component. An axial opening in the component permits the component to be mounted on the rotor stem. The ... | 02/27/2007 |
| 7180981 | High quantum energy efficiency X-ray tube and targets The invention relates to targets for an X-ray transmission tube (9); to a high efficiency, high excitation energy X-ray transmission tube; to combinations of the targets and high efficiency X-ray transmission tubes; and applications for utilizing such X-ray t... | 02/20/2007 |
| 7162005 | Radiation sources and compact radiation scanning systems An X-ray source is disclosed comprising a source of high energy electrons that travel along a longitudinal path. Target material lies along the longitudinal path and X-ray radiation is generated due to impact of the high energy electrons with the target. Shielding m... | 01/09/2007 |
| 7158612 | Anode assembly for an x-ray tube A miniature x-ray tube has an anode assembly capable of transmitting x-rays through the anode and over a wide angular range. The anode is in the shape of a cone or truncated cone with an axis on the x-ray tube frame axis, formed of low-Z material with high thermal c... | 01/02/2007 |
| 7154102 | System and methods for detection and identification of chemical substances The invention provides a system and method utilizing, among other things, fluorescence spectroscopy in the ultraviolet portion of the electromagnetic spectrum to determine chemical species and concentrations. The basic measuring system includes optics, a spectrograp... | 12/26/2006 |
