Abstract: A swiveling device for a swiveling C-arm of an X-ray unit includes a motorized drive unit and an adapter removably attachable to the C-arm concentrically with a swiveling axis thereof. The adapter connects the C-arm to the drive unit in driving manner. The swiveling device also includes an angular position encoder for recording the swivel angle of the C-arm.

Abstract: A C-arm x-ray device includes a C-arm and an x-ray source and an x-ray detector arranged on the C-arm. At least one damping element with an oscillation-damping effect is arranged between the x-ray source and the C-arm. Transmission of oscillations of the x-ray source onto the C-arm may be reduced with the at least one damping element. The C-arm x-ray device also includes at least one holding element arranged on the C-arm. The oscillation-damping effect of the at least one damping element may be influenced.

Abstract: An imaging device has a gantry designed to movie along the floor of a room in which the imaging device is installed. The imaging device has a supply unit that includes a transfer arrangement to transfer power and/or data and/or coolant between a stationary supply source and the movable gantry. The supply unit is arranged in or on the floor.

Abstract: The invention relates to a medical x-ray imaging apparatus which includes a support construction (1) supporting a substantially ring-shaped structure (2), an O-arm (2), which in turn supports imaging means (21, 22) and which O-arm (2) is arranged with an examination opening (4). The imaging means (21, 22) are arranged movable within the O-arm (2). The apparatus is arranged with a patient support handlebar (5), which is arranged to be positioned in at least a first and a second position of which in the first position the patient support handlebar (5) functions as a patient support handlebar and in the second position it has some other function.

Abstract: A stand for an X-ray examination apparatus like a C-arm (4) is proposed. The stand comprises a movable ceiling support assembly for a ceiling of a room, a ground support assembly for a floor of the room and a holder (16) extending from the ceiling support assembly to the ground support assembly. The ceiling support assembly is distanced laterally from the ground support assembly and the holder comprises a mount (30) for holding the X-ray examination apparatus above the ground support assembly. Provision of a holder between a ground support assembly and a ceiling support assembly allows to position the ceiling-rail at a distance to a patient's area where the C-arm is employed. Therefore, no dust and debris from a ceiling-rail is released over the patient's area and a sterile air flow from a ceiling is not disturbed. By pivoting the stand through a pivot bearing (14) the C-arm can be easily brought into a parking position where it does not obstruct the patient's area.

Abstract: A mobile radiography apparatus has a wheeled transport frame and a sectioned vertical column mounted on the frame, defining a vertical axis and having a base section with a first vertical position relative to the vertical axis and at least a first movable section that is translatable to a variable vertical position along the vertical axis. A boom apparatus supports an x-ray source, wherein the boom apparatus is coupled to the first movable section for positioning of the x-ray source along the vertical axis and extends outward with respect to the sectioned vertical column for positioning of the x-ray source in a direction that is orthogonal to the vertical axis.

Abstract: A radiotherapy technique for providing a radiation source having a radiation path that intersects a treatment area, activating the radiation source, and moving the radiation source in three dimensions about the treatment area, wherein the radiation source is continually directed substantially toward an isocentric point within the treatment area.

Abstract: A system for attenuating a primary radiation beam applied to a target area on a patient for generating an image of the target area during radiological examination includes a barrier formed of a radiation attenuation material and positionable over the target area to partially attenuate the primary radiation beam before the primary radiation beam reaches the target area. The barrier is configured to substantially extend around an entire periphery of the patient. The system also includes a buffer positionable between the barrier and the patient for offsetting the barrier from the patient. The buffer includes at least one flexible bag configured to retain a fluid. The at least one flexible bag is configured to improve the clarity of the image generated during the radiological examination.

Abstract: A mobile x-ray device that is operable to be moved for a change in position and is operable to be controlled and braked during movement is provided. A handle is arranged on the x-ray device, and the handle is operable to both control and brake the mobile x-ray device. The combination of control and braking in a handle results in improved manageability and allows for a more compact design.

Abstract: A medical x-ray acquisition system has an x-ray source and an x-ray detector, the x-ray source having at least one field emission radiator with at least one field emission cathode. The field emission cathode can be formed by a nanostructured material with carbon nanotubes.

Abstract: A method and system for automated testing and/or measurement of a plurality of substantially identical components by means of X-ray radiation comprises a testing/measuring device with an X-ray device, a protection cabin surrounding the testing/measuring device, a conveying device for continuously conveying components to or away from the testing/measuring device, and a control/evaluation unit, which is set up for automated control of the system and for evaluation of the X-ray signals. The testing/measuring device comprises a support and a rotor mounted on the support so as to be continuously rotatable, the X-ray device being arranged on the rotor and the conveying device being set up for serial conveying of the components through the rotor and the control/evaluation unit for computer tomographic evaluation of the X-ray signals.

Abstract: A radiographic image capturing apparatus includes a radiation source device housing therein a radiation source for outputting a radiation, a cassette housing therein a radiation detector for detecting the radiation which is transmitted through a subject when the subject is irradiated with the radiation by the radiation source, and converting the detected radiation into a radiographic image, and a joining mechanism for selectively integrally joining the radiation source device and the cassette to each other and separating the radiation source device and the cassette from each other when the radiation source outputs the radiation.

Abstract: A positioning system for a suspended medical device includes a positioning adjustment block fixed on a ceiling rail, a latch assembly, and a positioning assembly fixed on a trolley. The latch assembly is in a snap fit with the positioning adjustment block, and the latch assembly is connected to the positioning assembly through buffer springs.

Abstract: A suspension system for a ceiling mount of a medical device is suggested, comprising an attachment device provided at a ceiling and a console arranged between the attachment device and the ceiling mount for movement of the ceiling mount parallel to the ceiling. Said console comprises a support plate connected to the attachment device and a carriage that is movable with respect to the support plate and is connected to the ceiling mount. This allows movement of the medical device to the greatest extent possible to all positions in the surgical area without colliding with alternately usable operating lights.

Abstract: A multi-functional dental extra-oral x-ray imaging system includes a conventional x-ray source and manipulator to control the movement of the x-ray source by translating and rotating, a real time multiple frame producing x-ray imaging device and at least two different exposure profile programs, whereas one of such profiles produces a standard panoramic image and a second of such profiles produces an angled or transverse slice to a the panoramic image. A third exposure profile program produces a substantially linear projection of the human skull by combining two linear projections, one for the right and one for the left part of the head. The sensor is a linear direct conversion operating preferably in the frame mode and producing more than 100 fps.

Abstract: The present embodiments relate to an arrangement with a robot having a robot arm formed from arm members. The robot arm carries a device fed by at least one electrical supply line. The arrangement has at least one guide element fixed to one of the arm members for guidance of the at least one electrical supply line on the robot arm. The at least one guide element is arranged rotatably about a longitudinal axis of the one arm member.

Abstract: A system for subsea imaging comprises a first plate having an inner surface, an outer surface, and a cavity formed in the inner surface. In addition, the system comprises a phosphor imaging plate disposed in the cavity. Further, the system comprises a second plate having an inner surface facing the inner surface of the first plate and an outer surface facing away from the outer surface of the first plate. Still further, the system comprises a seal member disposed between the inner surface of the first plate and the inner surface of the second plate. The seal member extends around the perimeter of the cavity and is configured to seal the phosphor imaging plate and the cavity from intrusion water.

Abstract: The invention relates to a multi-modality tomography apparatus (11) including a first tomograph (13) and a second tomograph or imaging system (14) using different tomography techniques, such as X-ray CT tomography and PET or SPECT tomography, or a tomographic or planar optical imaging system, which are located on the same face of a support means (12) which can rotate in both directions of rotation around an axial support shaft (12), such that a subject undergoing examination and placed on a subject support does not have to be moved during a tomographic examination with any of the two tomographs (13, 14) installed on the same face of the support (12).

Abstract: A localizing unit for an X-ray diagnostic system covered with a sterile drape is provided. In one embodiment, the localizing unit can be sterilized and has an adapter, which includes a mechanism for puncturing the sterile drape and a mechanism for temporarily securing the sterile drape on a housing of the X-ray diagnostic system. The adapter may be detachably held in predetermined holders on the housing of the X-ray diagnostic system and may be positioned on the housing in a reproducible manner. In some embodiments, the mechanism for temporarily securing the sterile drape on the housing includes an elastically deformable, surrounding seal, which upon positioning the adapter, produces a force on the sterile drape in a direction perpendicular to the surface of the housing.

Abstract: A tomography apparatus has an annular channel and at least one ventilation element for the purpose of drawing off an air current flowing through the annular channel. The ventilation element contains an intake window that is located in the annular channel for the purpose of drawing off at least a portion of the air current. In order to obtain an even flow profile at an output window of the ventilation element, the intake window has a greater effective intake cross-section at both sides than at the middle. By such evening the flow profile at the output window, turbulence and air current interruptions of the air can be generally avoided, such that when operating the tomography apparatus, disrupting acoustic emissions may be reduced, or a higher air flow and thereby a greater cooling effect may be obtained.

Abstract: A Computerized Tomography (CT) scanner apparatus includes a scanner gantry, a detector, a detector control panel configured to control the detector, and a power ring. The scanner gantry includes a rotary part and a stationary part, wherein the detector, the detector control panel, and the power ring are mounted in the rotary part. The detector control panel is configured to transmit a scan data signal collected from the detector from the rotary part of the scanner gantry to the stationary part via a power line on the power ring.

Abstract: An X-ray photography device capable of visualizing the operating state or position of a support unit in an image system during examinations with memory switches and enhancing the operability of the memory switches is provided. When a plurality of memory switches 30a-30i is operated, target rotation information corresponding to the memory switches are read from a target rotation information memory unit 40, and a C-arm is controlled to rotate, so as to make actual rotation information consistent with the target rotation information. The memory switches 30a-30i are respectively arranged in association with rotation directions and rotation angles to designate specific storage areas in the target rotation information memory unit 40 corresponding to the directions and angles. During the rotation control or when the actual rotation information is consistent with the target rotation information, the corresponding display lamp (one of display lamps 31a-31i) of the operated memory switch is turned on.

Abstract: An X-ray CT apparatus includes: a base; a main frame including a pair of tilt shafts, the main frame being supported in a tiltable manner by the base with a pair of bearings interposed in between, the bearings configured to rotatably support the respective tilt shafts; an X-ray tube and an X-ray detector positioned to face each other; an annular rotor configured to hold the X-ray tube and the X-ray detector, the rotor rotatably supported by the main frame with a bearing interposed in between; and a pair of reinforcement members extended from the main frame. One end of each of the pair of tilt shafts is fixed to the main frame, and the other end of each of the pair of tilt shafts is fixed to the respective reinforcement members.

Abstract: A support for sonographers provides a path of force transmission from an ultrasound probe to the sonographer's upper arm bypassing the wrist, and thus reducing wrist injuries that can come from the need to tightly grip and restrain an ultrasound probe for long periods of time.

Abstract: A gamma ray generator includes an ion source in a first chamber. A second chamber is configured co-axially around the first chamber at a lower second pressure. Co-axially arranged plasma apertures separate the two chambers and provide for restricted passage of ions and gas from the first to the second chamber. The second chamber is formed by a puller electrode having at least one long channel aperture to draw ions from the first chamber when the puller electrode is subject to an appropriate applied potential. A plurality of electrodes rings in the third chamber in third pressure co-axially surround the puller electrode and have at least one channel corresponding to the at least one puller electrode aperture and plasma aperture. The electrode rings increase the energy of the ions to a selected energy in stages in passing between successive pairs of the electrodes by application of an accelerating voltage to the successive pairs of accelerator electrodes.

Abstract: The present invention relates to an adjusting positioner for a radiation device, comprising: a clamping device detachably connected to the radiation device to clamp said radiation device; a supporter to which said clamping device is connected and a slide path is defined therebetween, wherein the clamping device clamping said radiation device is movable along said slide path in a predetermined direction; and an adjusting device coupled with said clamping device so as to drive said clamping device to move along said slide path. Since the present invention employs above technical solution, it is easy to adjust the position of the radiation device for example, X-ray device, so that the precisely positioning for the radiation device is achieved and a satisfying positioning accuracy is able to obtain.

Abstract: A medical x-ray acquisition system has an x-ray source and an x-ray detector, the x-ray source having at least one field emission radiator with at least one field emission cathode. The field emission cathode can be formed by a nanostructured material with carbon nanotubes.

Abstract: An X-ray apparatus is provided. The X-ray apparatus includes a C-arm mounted on a robotic arm that is operable to be rotated about an axis of rotation. A radiation source and a radiation detector are arranged on the C-arm. The distance between the radiation source and radiation detector may be varied by a lifting device. The radiation source may be moved longitudinally relative to the radiation detector, or vice versa. The C-arm may include two arm sections that can be moved relative to one another by a lifting device. The radiation source is arranged on the one arm section and the radiation receiver is arranged on the other arm section.

Abstract: A monitor assembly includes a monitor, for displaying output of a diagnostic device such as a fluoroscope, to which is operationally attached a bracket that is operative to secure (preferably reversibly) the monitor to the diagnostic device so that an operator of the diagnostic device can view the output while operating the diagnostic device and without interrupting the operation of the diagnostic device. Preferably, the monitor is attached to the bracket by a joint assembly that allows the monitor to be translated and rotated relative to the bracket.

Abstract: A method and apparatus for imaging an object including the steps of projecting radiation from a radiation source through an object and moving the radiation source through multiple imaging positions relative to the object without stopping movement of the radiation source. Movement is accomplished while projecting radiation at more than one of the imagining positions with the source having a source velocity for at least one imaging position that is different from a source velocity for a second imaging position. Radiation transmitted through the object is also detected. Radiation may be projected while moving the radiation source through the multiple imaging positions. In addition, the velocity at which the radiation source is moved through a select imaging position may be related to a resolution desired for data collection at the select imaging position. The velocity of the radiation source may be varied within a select imaging position.

Abstract: A high-speed biplane radiography system for in-vivo assessment of joint function is provided. The system can acquire stereo-pair radiographic images at rates from 30-4000 frames per second of nearly any motion or joint. The radiographic equipment can be mounted in a gantry system that provides sufficient positioning flexibility for imaging different joints of a subject's body, along with an imaging area large enough for a variety of dynamic activities (e.g., walking, running, jumping, throwing, etc.). Three-dimensional (3D) bone positions can be determined using software for matching the bones in each X-ray image with 3D models developed from subject-specific CT (computed tomography) scans. This system can provide accurate (e.g., ±0.1 mm) assessment and direct 3D visualization of dynamic joint function, and can overcome limitations of conventional gate or motion analysis.

Abstract: The invention relates to an X-ray device (1) provided with a column (2) and an arm which is upwardly (3) displaceable therealong and on which at least one X-ray picture detector (4) and/or an X-ray transmitter (5) are mounted. A receiving means (6) arranged on the column is used for receiving a picture carrier (7) on the plane part (8). Preferably, said receiving means is embodied in the form of a support for interchangeably receiving the picture carrier in such a way that large-surface images are placeable on the column without affecting the arm operation.

Abstract: There is described an x-ray system with an x-ray source, an x-ray detector and at least one industrial robot having at least three, in particular six, axes of rotation, in which the x-ray source and/or the x-ray detector are/is arranged, directly or by means of a bearer, on the industrial robot, and where the industrial robot is constructed to be mobile, in particular is arranged on a device trolley.

Abstract: Disclosed is a radiation device for the human body inspection. The device includes a X-ray generator for radiating radiation; a detector for receiving the radiation radiated from the X-ray generator; a first flexible member connected with the X-ray generator for hoisting the X-ray generator; a second flexible member connected with the detector for hosing the detector; and a driving device for synchronically driving the X-ray generator and the detector through the first and second flexible members, and at the same time, the X-ray generator and the detector are spaced from each other a predetermined distance in a horizontal direction. The radiation device for the human body inspection according to the present invention can ensure that the radiation source and the detector can be operated synchronically during the whole inspection process; thereby the quality of radiation imaging is increased.

Abstract: Apparatus and methods for incrementally positioning at least one adjustable axis of a guidance system where the guidance system may be an image based guidance system.

Abstract: A rod radiation source and its calibration phantom structure mainly have an anti-leak filter layer on one side of a lower lamination layer, and have the anti-leak filter layer evenly deposited with plural drops of liquid radiation sources with each drop of radiation source neighboring but not overlapping, and use an upper lamination layer to cover the anti-leak filter layer to protect each radiation source, and have the above assembly rolled into a rod as a rod radiation source. In another cylindrical container that has a stack of plural sheets, the rod radiation sources get evenly distributed along the axle center and pass each sheet to form a calibration phantom structure for a rod radiation source.

Abstract: A rod radiation source and its calibration phantom structure mainly have an anti-leak filter layer on one side of a lower lamination layer, and have the anti-leak filter layer evenly deposited with plural drops of liquid radiation sources with each drop of radiation source neighboring but not overlapping, and use an upper lamination layer to cover the anti-leak filter layer to protect each radiation source, and have the above assembly rolled into a rod as a rod radiation source. In another cylindrical container that has a stack of plural sheets, the rod radiation sources get evenly distributed along the axle center and pass each sheet to form a calibration phantom structure for a rod radiation source.

Abstract: In a method and system for data and signal transfer between different sub-units of a medically-related system, in particular a CT system, digitized signals and digital data are transmitted together on a transmission line by means of serial multiplexing. The digitized signals and the digital data are transferred combined into individual packets having a length that is so small that the adherence to a predetermined updating rate of the signals is achieved. The expenditure for the wiring as well as for future expansions in medically-related systems can be significantly reduced.

Abstract: The invention involves a rotary focused gamma-ray radiotherapy device. The invention includes a frame, a rotary ring positioned at the frame, and a source carrier and a collimator carrier that can rotate around a rotary axis respectively. The source carrier is equipped inside with multiple radiation sources. The collimator carrier is equipped inside with a corresponding beam channel to the radiation sources, which focus at a shared focus of the rotary axis through the beam channel. The source carrier and the collimator carrier are connected at both ends with the rotary ring and the frame, respectively.

Abstract: A radiation delivery system generally includes either a synchrotron source or a support frame and a plurality of microbeam delivery devices supported on the support frame, both to deliver a beam in a hemispherical arrangement. Each of the microbeam delivery devices or synchrotron irradiation ports is adapted to deliver at least one microbeam of radiation along a microbeam delivery axis, wherein the microbeam delivery axes of the plurality of microbeam delivery devices cross within a common target volume.

Abstract: An X-ray CT apparatus that achieves a higher quality of reconstructed CT images by preventing displacements of relative positions of the X-ray tube and the X-ray detector from occurring, including a front side rotation frame configured to mount at least one X-ray tube and at least one X-ray detector facing the X-ray tube, and a rear side rotation frame configured to mount rotation units other than the X-ray tube and the X-ray detector in order to access both sides of the gantry.

Abstract: A device for guiding a magnetic element has magnet holders that can be pivoted about vertical axes from an operating position to a rest position, such that a patient to be examined can be examined using imaging devices, having X-ray radiation sources and X-ray detectors respectively attached to C-arms.

Abstract: A positioning device for an X-ray detector or an X-ray source is provided. The positioning device includes an arched arm, inside of which the X-ray detector or the X-ray source can be mounted in a manner that enables the detector or source to be displaced in the direction of the arch. The positioning device includes a base, inside of which the arched arm is mounted in a manner that enables the arched arm to be displaced in the direction of the arch. Either the X-ray detector is mounted in the positioning device and the X-ray source is placed separately therefrom or, conversely, the X-ray source is mounted in the positioning device and the X-ray detector is placed separately there from.

Abstract: An X-ray irradiating apparatus includes an X-ray tube attached to a front end of a column suspended from a carriage, the carriage being displaceable along a rail parallel to a ceiling. The X-ray irradiating apparatus includes a power supply cable fixed at one end thereof to the carriage, a guide mechanism for guiding the cable along the rail upon displacement of the carriage, and a reaction force mechanism for applying to the carriage a reaction force which withstands a tension induced by slackening of the cable outside the guide mechanism.

Abstract: A radiographic device may include a base, a support arm pivotably coupled to the base and defining a support axis, the support arm being movable between a normal position and two diametrically opposed, laterally rotated positions, and a radiographic head coupled to the support arm. A tension assembly may be coupled to the base and a linkage system may extend between the tension assembly and the support arm. The linkage system may include a hub and linkage may be partially entrained with the hub. The linkage may include a pivot point joining the linkage proximal end and the linkage distal end. When the support arm is in the normal position, the linkage may be positioned with respect to the hub so that the lateral reference line also intersects the linkage pivot point.

Abstract: The invention relates to a multi-modality tomography apparatus (11) including a first tomograph (13) and a second tomograph or imaging system (14) using different tomography techniques, such as X-ray CT tomography and PET or SPECT tomography, or a tomographic or planar optical imaging system, which are located on the same face of a support means (12) which can rotate in both directions of rotation around an axial support shaft (12), such that a subject undergoing examination and placed on a subject support does not have to be moved during a tomographic examination with any of the two tomographs (13, 14) installed on the same face of the support (12).

Abstract: A mount for a radiotherapy apparatus may include a cylindrical bearing surface to allow the mount to be supported in a rotateable manner, a housing extending from the bearing surface and having an extent in a direction along an axis of the cylindrical bearing surface, the mount having an axial through-hole which encompasses the axis of the cylindrical bearing surface, the housing having at least one opening communicating with the through-hole and extending in a direction transverse to the axis of the cylindrical bearing surface.

Abstract: Disclosed is an arm frame structure for a radiation imaging system, comprising a first upright column, a mounting frame, and first and second collimators mounted on said first upright column, and first and second detector devices. Said first and second collimators are arranged to be symmetrical with respect to a plane therebetween to divide a ray beam emitted from a radiation source into first and second beams emitted symmetrically. Said first and second detector devices are symmetrically mounted on the mounting frame with respect to the plane P and are arranged to be far away from said first and second collimators to receive the first and second beams, respectively. This invention further provides a radiation imaging system including the arm frame structure.

Abstract: A hazardous materials sensing robot includes a robot platform and a universal mounting tray on the robot platform for removably mounting thereon a plurality of sensors each having an output. An electronic interface unit is configured to receive the outputs of the sensors. An operator control unit remotely operates the robot platform. There is a communication link between the robot platform and the operator control unit for transmitting the sensor outputs to the operator control unit.

Abstract: A mount for a radiotherapy apparatus comprises a cylindrical bearing surface to allow the mount to be supported in a rotatable manner, a housing extending from the bearing surface and having an extent in a direction along an axis of the cylindrical bearing surface, the mount having an axial through-hole which encompasses the axis of the cylinder, the housing having at least one opening communicating with the through-hole and extending in a direction transverse to the axis of the cylinder. This mount can be used as the basis for a number of different radiotherapy systems.