Abstract: A medical imaging system includes a CT imaging system including a gantry having a bore, rotatable about an axis of rotation. The CT imaging system includes a table configured to move a subject to be imaged into and out of the bore, a radiation source mounted on the gantry and configured to emit an X-ray beam, and a detector configured to detect the X-ray beam. The medical imaging system includes a LiDAR scanning system physically coupled to the CT imaging system. The LiDAR scanning system is configured to acquire data of the subject from different angular positions relative to the axis of rotation. The medical imaging system includes processing circuitry configured to receive the data acquired with the LiDAR scanning system, to generate a three-dimensional (3D) measurement of the subject, and to utilize the 3D measurement in a subsequent workflow process for a CT scan of the subject.

Abstract: An X-ray fluorescence analyzer includes a sample stage having an opening, the sample stage being configured to place a sample thereon so that the sample is exposed from the opening, an X-ray source for irradiating the sample with primary X-rays from below the sample stage through the opening, and a detector for detecting fluorescence X-rays generated from the sample. It further includes an analyzer for analyzing the constituent elements based on the fluorescence X-rays, a measuring device for measuring a height of a surface of the sample exposed from the opening, a determination unit for determining whether a height difference between the height measured by the measuring device and a height of the upper surface of the sample stage is within a tolerance, and a notification unit for notifying a determination result of the determination unit. With this, the reliability of the analysis result can be recognized.

Abstract: A light source apparatus, in which an energy beam transforms a liquid raw material into plasma to extract radiation, includes a rotation body, a raw material supply section, and a layer thickness adjustment section. The rotation body is disposed at a position onto which the energy beam is incident, and includes a groove overlapping with an incident area of the energy beam. The raw material supply section supplies the groove with the liquid raw material. The layer thickness adjustment section adjusts a layer thickness of the liquid raw material such that a front surface of the liquid raw material forms a concave surface in response to the groove in the incident area of the energy beam.

Abstract: An X-ray fluorescence spectrometer includes: a vacuum chamber (17) configured to be evacuated including at least a detection chamber in which a detector is disposed; drive units (18A to 18H) each including a drive source outside the vacuum chamber (17), and configured to perform a mechanical operation in the vacuum chamber (17); and a vacuum leakage location identification unit (23A, 23B) configured to: operate the drive units (18A to 18H) one at a time while monitoring a degree of vacuum in the vacuum chamber (17); if the change in the degree of vacuum in the vacuum chamber (17) before and after each operation is greater than or equal to a predetermined threshold, identify the relevant one of the drive units (18A to 18H) as a vacuum leakage location; and cause information to that effect to be displayed in a display unit (19) and/or be recorded in a recording unit (21).

Abstract: Disclosed is a high-voltage X-ray tank with a miniaturized shielding structure which includes an X-ray shielding part having a cylindrical structure in which an X-ray tube for radiating X-rays is accommodated and an X-ray radiation port is formed in one side surface thereof, a main block body having a box-shaped structure in which the X-ray shielding part is mounted on one side surface thereof and which is electrically connected to the X-ray shielding part, and a lens part having a structure which is mounted on the one side surface of the X-ray shielding part and focuses X-rays radiated through the X-ray radiation port on a preset position. According to the present invention, the high-voltage X-ray tank, in which insulating and shielding performance is improved and which has an ultra-small and ultra-light-shielding structure based on the improved insulating and shielding performance, can be provided.

Abstract: Various systems and methods are provided for a biased cathode assembly of an X-ray tube with improved thermal management and a method of manufacturing same. In one example, a cathode assembly of an X-ray tube comprises an emitter assembly including an emitter coupled to an emitter support structure, and an electrode assembly including an electrode stack and a plurality of bias electrodes. The emitter assembly including a plurality of independent components that are coupled together. The electrode assembly including a plurality of independent components that are coupled together, and the emitter assembly being coupled to the electrode assembly.

Abstract: To provide an inspection device capable of imaging a transmission image while changing relative positions of a radiation source, an inspection object, and a detector. An inspection device comprises a radiation generator, a substrate holding unit for holding an inspection object, a detector, a substrate holding unit driving unit and a detector driving unit, a substrate position detection unit and a detector position detection unit, and a control unit, wherein the control unit executes a step for causing the detector to start acquiring an image while the relative positions of the radiation generator, the substrate holding unit and the detector are changing, a step for acquiring information relating to the positions of the substrate holding unit and the detector when the detector starts acquiring an image, and a step for storing the image acquired by the detector and the information relating to the position in association with each other.

Abstract: A multitube X-ray emitter housing according to the invention includes a housing, a high-voltage supply and a cooling device with an electrically insulating cooling medium. The high-voltage supply has a plurality of high-voltage contacts connected in parallel on a single high-voltage supply lead. A first of at least one side surface of the housing has a first electrically conductive housing portion with a temperature-dependent electrical conductivity. The multitube X-ray emitter housing further includes: a control unit having an interface to receive a measured value representing the electrical conductivity of the first electrically conductive housing portion and to compare the measured value with a threshold value; and a switching device to switch off the high voltage based on the comparison.

Abstract: Disclosed are a method and a system for visualizing X-ray positioning of a handheld X-ray machine. The method includes: acquiring video acquisition information and distance information from a preset distance acquisition module to an image receiving surface; processing the video acquisition information and the distance information and generating a processing result; and presenting a projection area of the X-ray based on the processing result.

Abstract: An open microfocus X-ray source and a control method thereof are provided. The open microfocus X-ray source includes: an open X-ray tube, a high voltage power supply (HVPS) system, a vacuum system and a control system. The open X-ray tube includes a cathode system, a deflection system and a focusing system. The HVPS system is configured to provide an emission current I0, an accelerating high voltage U0 and a grid voltage UG for an electron beam. The vacuum system is configured to perform vacuumization. The control system is configured to control, according to a spot size of an electron beam for bombarding an anode target, the HVPS system to adjust the emission current I0, the accelerating high voltage U0, a deflection coil current IXY of the deflection system, and a focusing coil current IF of the focusing system, such that the spot size meets a preset requirement.

Abstract: There is provided a sterilisation monitoring device for a molecular diagnostics analyser. The device comprises a sensor arranged in use to detect radiation; and an analysis unit connected to the sensor. The analysis unit is arranged in use to issue a signal when the radiation level incident on the sensor is lower than a threshold level.

Abstract: An x-ray generating unit includes an x-ray tube that is substantially transparent to x-rays. A cathode is within the x-ray tube and defines a plurality of spaced apart cavities. An anode includes a material that emits x-rays when impacted by electrons. A plurality of filaments is each disposed in a different one of the cavities. Each of the filaments is electrically coupled to each other and to an activating voltage source in parallel. Each of the filaments emits a focused electron beam directed to a different predetermined spot on the anode upon application of a predetermined voltage between the cathode and the anode, thereby causing the anode to generate x-rays. Each of the plurality of spaced apart cavities is aimed at the anode so that each predetermined spot on the anode is separated from each other spot by a gap that is not impacted by an electron beam.

Abstract: A radiological imaging device that includes a source that emits radiation that passes through at least part of a patient, the radiation defining a central axis of propagation; and a receiving device that receives the radiation and is arranged on the opposite side of the patient with respect to the source. The receiving device includes a first detector to detect radiation when performing at least one of tomography and fluoroscopy, a second detector to detect radiation when performing at least one of radiography and tomography; and a movement apparatus arranged to displace the first and second detectors with respect to the source. The movement apparatus provides a first active configuration in which the radiation hits the first detector and a second active configuration in which the radiation hits the second detector.

Abstract: According to one embodiment, in an X-ray tube, an electron convergence cup has a first surface located closer to the anode, and an electron convergence groove opening on the first surface and housing a filament. The first surface has a first edge located on the opening, and a second edge located on the opening and opposite to the first edge in a first direction. The first edge is closer to an outer peripheral part than the second edge is. When the distance between the first edge and the filament in the first direction is defined as a first distance and the distance between the second edge and the filament in the first direction is defined as a second distance, the first distance is shorter than the second distance.

Abstract: X-ray generating apparatus includes X-ray generating unit having first and second bottom surfaces and side surface; driving circuit; accommodation housing accommodating the X-ray generating unit and the driving circuit; and insulating component arranged in the accommodation housing and having first insulating member arranged between the driving circuit and the accommodation housing and second insulating member arranged between the X-ray generating unit and the accommodation housing. First space is defined between the first insulating member and the accommodation housing, second space is defined between the second insulating member and the accommodation housing, third space is defined between the side surface and the second insulating member, fourth space is defined by the second bottom surface and internal surface of the first insulating member. The second space communicates with the third space, the first space communicates with the fourth space.

Abstract: An electronic cassette has a detection panel in which pixels accumulating charge corresponding to radiation emitted from a radiation source are arranged. A CPU of the electronic cassette transmits and receives a synchronizing signal to and from a radiation source control device. The CPU of the electronic cassette receives a setting notification signal indicating that irradiation conditions have been set from a console. After receiving the setting notification signal, the CPU of the electronic cassette directs the detection panel to start a charge reading operation. The CPU of the electronic cassette transmits an imaging preparation completion signal to the console after a predetermined number of charge reading operations are completed to notify that the predetermined number of charge reading operations have been completed.

Abstract: A CT apparatus includes a radiation source that emits radiation, a radiation detector that detects the radiation, an annular frame to which the radiation source and the radiation detector are attached and in which a subject is positioned in a bore, and three columns that hold the frame to be movable up and down in a vertical direction.

Abstract: Various methods and systems are provided for a cathode of an X-ray imaging system. A method for fabricating the cathode comprises machining a plurality of focusing features on a focusing element and welding the focusing element to a base assembly.

Abstract: Disclosed is an electron beam generation source including: an electron discharge part extending on a desired axis and configured to discharge electrons; a movable part connected to one end of the electron discharge part; a support part configured to support the movable part to be movable along the axis; and a tension holding part configured to hold tension of the electron discharge part by applying a pressing force or a tensile force to the movable part. The movable part and the tension holding part are disposed on the axis.

Abstract: A rotating X-ray anode for generating X-radiation has an annular main body made of carbon-based material, an annular focal track covering, which is arranged on a focal track side of the main body, and a metal connection component, which is arranged radially inside relative to the main body. A radially outer portion of the connection component is formed by a tubular metal adapter. The radial outside surface of the adapter is at least partly joined, face to face and integrally, to at least a portion of the radial inside surface of the main body. An integral joining zone between the main body and the adapter extends over at least 75 percent of the area of the radial inside surface of the main body.