Abstract: Setting an x-ray emission unit includes acquiring image data with the aid of a number of image recording units. A body region to be recorded of an examination object is identified based on the image data. Position data of the body region to be recorded is established, and the x-ray emission unit is set using the position data.

Abstract: A system includes a gantry of a medical imaging apparatus. In an embodiment, the gantry includes an X-ray source, and a radiation protection booth, which can be installed or suspended relative to the gantry.

Abstract: A fluoroscope assembly having a contoured support arm with opposing first and second end portions, an adjustment element coupled to the first end portion or the second end portion, and an imaging head or an X-ray detector coupled to the adjustment element. The adjustment element is movable to adjust a position of the imaging head or the X-ray detector relative to the first and second end portions. The X-ray detector is coupled to the second end portion of the support arm. The adjustment element is configured to allow the imaging head or the X-ray detector to be moved between an aligned position, with the imaging head aligned with the X-ray detector for generating an X-ray image, and a misaligned position wherein the imaging head and the X-ray detector are misaligned and not in a suitable position to obtain an X-ray image.

Abstract: A robotic operating table according to one or more embodiments may include: a patient placement table; a robotic arm comprising a plurality of joints, and having a first end supported on a base and a second end supporting the table; and an operation device comprising a preset position registration setting unit that registers an anesthetization position, a surgical operation position, and an imaging position and sets one of the registered anesthetization, surgical operation, and imaging positions as a movement destination of the table, and a move-operation receiving unit that receives, from a user, a move operation to move the table. When the move-operation receiving unit is operated while one of the registered anesthetization, surgical operation, and imaging positions is set as the movement destination of the table, the robotic arm may move the table to the set one of the registered anesthetization, surgical operation, and imaging positions.

Abstract: A center of gravity of a chest front image is obtained by a center of gravity calculation using pixel values in the chest front image, and a vicinity pixel position of the center of gravity is set as a center position P of a circular search region having a radius of a predetermined length. The shortest line segment of four line segments obtained by drawing perpendicular lines down from the center position P of an irradiation field to boundary lines of the upper, lower, left and right irradiation fields. The line segment, which is a radius of the circular search region, is rotationally displaced for each predetermined angle ?, and the profile of the average value for each predetermined angle ? is obtained. From the displacement angle ? of the line segment in which the average value becomes minimum, the orientation of the subject from the head to the abdomen reflected in the chest front image is determined.

Abstract: Embodiments of the present invention disclose methods and systems for producing an adaptive pencil beam having an adjustable lateral beam size and Bragg-peak width. According to one disclosed embodiment, an apparatus for producing an adaptive pencil beam is disclosed. The apparatus includes a set of momentum band expanders configured to widen a momentum spread of a pencil beam, where a momentum band expander is selected from the set of momentum band expanders to receive the pencil beam, and a slit at dispersive focus of two dipole magnets to adjust a width of a Bragg-peak of the pencil beam. According to another disclosed embodiment, a method for producing an adaptive pencil beam with an adjustable lateral beam is disclosed. The method includes selecting a scatter foil, or setting of a defocusing/focusing magnet, and adjusting a lateral size of the pencil beam.

Abstract: A method for determining a deformation measurement of a couch in a medical procedure may include determining a first deformation measurement of the couch at a reference point, the first deformation measurement corresponding to a first working position of the couch. The method may also include determining a second deformation measurement of the couch at the reference point, the second deformation measurement corresponding to a second working position of the couch. The method may further include determining a difference between the first deformation measurement and the second deformation measurement and causing an adjustment of one of the first working position and the second working position of the couch based on the difference between the first deformation measurement and the second deformation measurement.

Abstract: An apparatus for medical examinations includes a first arm that is rotatable about an axis, the first arm being configured to carry a radiation source or a radiation detector. The apparatus for medical examinations also includes a second arm that is rotatable about the axis, the second arm being configured to carry a radiation source or a radiation detector. The second arm is attached to the first arm and is rotatable relative to the first arm.

Abstract: An apparatus for use in a medical process that involves a particle accelerator, includes: a processing unit configured to obtain medical information, obtain a viewing direction of a user of the apparatus, and process the medical information based on the viewing direction of the user of the apparatus to create a graphical representation of the medical information for presentation to the user of the apparatus; and a screen for displaying the graphical representation.

Abstract: An imaging table includes: a bucky apparatus to which a radiation imaging apparatus capable of being installed; a top plate connected to the bucky apparatus and allowing a subject to get on the top plate; and a rotation mechanism arranged to connect the bucky apparatus and the top plate in a relatively rotatable manner. The imaging table of the present invention can easily correspond to a plurality of imaging techniques.

Abstract: A radiological imaging system including a bed extending along a main direction, and a load-bearing structure supporting the bed in a raised position. The system includes a collapsible gantry having a circular trajectory of expansion lying on a positioning plane, and the collapsible gantry includes a source to emit radiation and a detector to receive the radiation. The gantry also includes a casing housing the source and the detector. The casing includes a fixed arched module and a mobile arched module. There is a rotation mechanism suitable to rotate the collapsible gantry in relation to the bed and the load-bearing structure to vary the inclination of the positioning plane in relation to the main direction. There is also a kinematic expansion mechanism connected to the casing to translate the mobile arched module with respect to the fixed arched module.

Abstract: An apparatus for medical examinations includes a first arm that is rotatable about an axis, the first arm being configured to carry a radiation source or a radiation detector. The apparatus for medical examinations also includes a second arm that is rotatable about the axis, the second arm being configured to carry a radiation source or a radiation detector. The second arm is attached to the first arm and is rotatable relative to the first arm.

Abstract: An imaging system comprising a scanner and a transport mechanism mounted to a base of the scanner, wherein the transport mechanism includes a movement mechanism for moving the scanner precisely, relative to an object being scanned, during scanning, and further wherein the movement mechanism comprisesan element which engages a floor and moves along the floor so as to move the scanner.

Abstract: An operation device (200) for wirelessly operating an X-ray imaging device (1) is held in a removable manner in a holder (100) included in the X-ray imaging device (1). The operation device (200) includes a control unit (211) that provides a notification when detecting that a predetermined condition is satisfied while the operation device (200) remains removed from the holder (100). This structure provides various notifications including a notification for preventing the operation device from being left or lost.

Abstract: A method for display of a fluoroscopic image sequence during ongoing image acquisition acquires and renders a first image of a subject on a display according to a first parameter setting, modifies the first parameter setting according to an operator instruction entered following acquisition of the first image, and applies the modified first parameter setting for acquiring and rendering one or more subsequent fluoroscopic images of the subject in the fluoroscopic image sequence.

Abstract: The medical information providing method includes: capturing a room image of an inside of an examination room in which an object is positioned for medical examination; obtaining diagnostic information of the object; and displaying the diagnostic information which is overlaid on the room image according to a first mode, on a display.

Abstract: Embodiments describe an accurate and rapid method for assessing spinal bone density on chest or abdominal CT images using post-processed colored images. Post-processing of CT images for the purposes of displaying the spine is followed by color enhancement of routine unenhanced or contrast enhanced CT images to improve diagnostic accuracy, inter-observer agreement, reader confidence and/or time of interpretation as it relates to assessing bone density of the spine. CT images are post-processed (without changes to the standard-of-care CT imaging protocol and without additional cost or radiation for the patient) to straighten the spine for improved visualization of multiple segments. The color-enhanced images can be displayable simultaneously with the grayscale images. Methods and systems are provided for performing opportunistic bone density screening.

Abstract: An X-ray apparatus includes: an X-ray source that radiates X-rays upon an object to be measured; a frame upon which the X-ray source is mounted; an anti-vibration mechanism that attenuates vibration applied to the frame; and a shift mechanism that shifts the frame and the anti-vibration mechanism integrally together.

Abstract: A radiological imaging system including a bed and a load-bearing structure supporting the bed. The system also includes a gantry defining a main axis of expansion, and the gantry has a source suitable to emit radiation and a detector with a sensitive surface suitable to detect the radiation. The gantry also has an internal inner guide suitable to rotate the detector around the main axis of expansion defining an inner sliding trajectory, and an internal outer guide suitable to rotate the source around the main axis of expansion defining an outer sliding trajectory. In one embodiment, the distance from the source to the main axis of expansion is greater than the distance from the detector to the main axis of expansion. The gantry also includes a casing housing the source, the detector, the internal inner guide, and the internal outer guide.

Abstract: The present invention relates to positioning of an X-ray source. In order to provide an improved user interface for facilitating the X-ray imaging positioning, a transportable handheld planning device (10) for visualizing projected X-ray radiation for medical X-ray imaging is provided, that comprises a first structure (12) for representing a central axis (14) of a projected X-ray radiation (16), and a second structure (18) for representing a cross-sectional area (20) of the projected X-ray radiation. The first structure is manually positionable by a user in relation to an object to be examined. The second structure is adjustable by a user such that the size and proportions of the cross-sectional area are adjustable in relation to the object to be examined. Further, a current spatial position of the first structure and a current size and proportions of the cross-sectional area are detectable by a measurement arrangement (22).

Abstract: A robotic surgery system having a mobile base and a first moveable support structure coupled between the mobile base and a first element of a fluoroscopic imaging system. The first element is a source element or a detector element, and a second element of the imaging system is a source element or a detector element. The second element is configured to be repositionable relative to patient tissue disposed between the first and second elements. The system further includes a coupling member configured to fixedly couple the first element to the second element, and a surgical instrument for conducting a procedure on the patient tissue. The system further includes a second moveable support structure coupled between the coupling member and the surgical instrument. The second moveable support structure includes one or more actuators which may be controlled to electromechanically characterize movement of the surgical instrument relative to the coupling member.

Abstract: A high voltage connector is provided. The high voltage connector includes multiple electrical conductors, and at least one autotransformer. The high voltage connector is configured to couple a high voltage cable to an X-ray tube.

Abstract: An X-ray imaging system includes a plurality of electronic cassettes having FPDs. One of the plural electronic cassettes for use in imaging is selected by input operation. Control is performed in a first mode operation being normal for the electronic cassette selected in the selecting step. Control is performed in a second mode operation being auxiliary of which driving power is lower than in the first mode operation for one of the electronic cassettes in an unselected state in the selecting step. Assuming that irradiation of the radiation is detected in the second mode operation, error information is displayed in relation to selecting the electronic cassette in the selecting step. For example, the first and second mode operations are pixel reset in which charge stored in pixels are swept in an FPD.

Abstract: According to an embodiment of the present disclosure, a first actuator in which an X-ray source unit is provided in a main body may be rotatable independently from a second actuator in which an X-ray detecting unit is provided. A mammography apparatus according to an embodiment of the present disclosure includes a first actuator in which an X-ray generating unit is provided; a second actuator in which an X-ray detecting unit is provided; a rotary arm to which the first actuator and the second actuator are rotatably connected; a first drive source connected to the rotary arm and configured to deliver a driving force to the first actuator; and a second drive source connected to the rotary arm and configured to deliver a driving force to the second actuator, wherein the first actuator is rotatable due to the driving force delivered from the first drive source and the second actuator is rotatable due to the driving force delivered from the second drive source.

Abstract: Disclosed is a test stand that supports and stabilizes a handheld XRF analyzer, and holds a body of sample to be tested. The test stand allows both horizontal and vertical analysis positions of the analyzer. The preferred embodiment of the test stand comprises a shielded X-ray chamber in which samples are tested and which affixes to the XRF analyzer's window via a spring loaded handle, a stabilizing base to which the analyzer's handle is situated, and a stanchion for horizontal mounting of the XRF analyzer. In the horizontal orientation, the chamber contains an adjustable platform and soil sample retainer to facilitate the positioning of the sample to be tested. The stanchion can be stored under the base.

Abstract: A mobile transport and shielding apparatus, which holds an x-ray analyzer for transport between operating sites, and also serves as a shielded, operational station for holding the x-ray analyzer during operation thereof. The x-ray analyzer is removably insertable into the apparatus and is operable either within the mobile transport and shielding apparatus, or outside of the apparatus. The apparatus may provide means to control, power, cool, and/or charge the x-ray analyzer during operation of the analyzer; and also means to transport the analyzer (e.g., a handle).

Abstract: A wireless device communicates with a medical image capturing apparatus to adjust a position of a table supporting an object to be imaged. An operator adjusts a position of the wireless device, the apparatus measures the wireless device's position, and adjusts the table based on the measured position. A method may include measuring distances between the wireless device and each of a plurality of respective detection units arranged along an axis. An axial distance may be measured between a reference point and the wireless device using measured distances and locations of the detection units relative to the reference point. The table is moved with respect to a gantry aperture of the apparatus based on the calculated axial distance. Controlled table movement may be movement into the gantry aperture and/or table height adjustment.

Abstract: Modeling an object in 3-D space may be accomplished various embodiments disclosed herein. An exemplary method of creating a 3-D model includes receiving roentgenograms of an object and at least one reference marker. In some embodiments, the roentgenograms may each include an image of at least one object marker. The exemplary method may further include determining 3-D positions of the x-ray source using the images of the at least one reference marker. The location of the 3-D positions of the x-ray source may allow a 3-D model of the imaged object to be created.

Abstract: A mobile transport and shielding apparatus, which holds an x-ray analyzer for transport between operating sites, and also serves as a shielded, operational station for holding the x-ray analyzer during operation thereof. The x-ray analyzer is removably insertable into the apparatus and is operable either within the mobile transport and shielding apparatus, or outside of the apparatus. The apparatus may provide means to control, power, cool, and/or charge the x-ray analyzer during operation of the analyzer; and also means to transport the analyzer (e.g., a handle).

Abstract: A medical imaging system includes a first x-ray image detector, a first x-ray generator, and a motorized turntable. The first x-ray image detector and the first x-ray generator are each mounted on a base and positioned opposite each other such that x-rays are projected from the first x-ray generator to the first x-ray image detector through a first imaging volume. The motorized turntable is positioned below the first imaging volume and between the first x-ray image detector and the first x-ray generator and is configured to rotate an imaging subject within the imaging volume.

Abstract: An X-ray imaging apparatus comprises an X-ray source; a housing configured to accommodate the X-ray source; and a plurality of supporting legs each connected to the housing via a movable connecting portion and configured to support the housing, wherein each of the supporting legs can change, by the movable connecting portion, a support angle made by a ground plane and the supporting leg.

Abstract: Apparatus and methods for obtaining repeatable images of a patient are disclosed herein. Mechanical fixtures may be attached to a mobile imaging device and a patient support platform to allow them to be placed at a fixed relationship to one another. Additionally, devices for measuring movement of the mobile imaging device with respect to the patient support platform are disclosed.

Abstract: A mobile patient positioning stand having vertical rails allowing a shield to be manually moved up and down to different heights based on the height of anatomy of the patient desired to be imaged. The shield may be positioned at a shield height for a certain height of anatomy of a patient so that markers on the shield identify multiple image areas within the total image area. After the shield is positioned, an image detector and a source of radiation may be vertically positioned to provide images at the multiple image areas. Vertical positioning of the detector may be determined by the markers or by equal height detector alignment markers on the shield. The multiple image areas may be connected by aligning stitching markers in the images, that may be on the shield. This aligning may be done by an automated computer software process that recognizes the stitching markers.

Abstract: A mobile transport and shielding apparatus, which holds an x-ray analyzer for transport between operating sites, and also serves as a shielded, operational station for holding the x-ray analyzer during operation thereof. The x-ray analyzer is removably insertable into the apparatus and is operable either within the mobile transport and shielding apparatus, or outside of the apparatus. The apparatus may provide means to control, power, cool, and/or charge the x-ray analyzer during operation of the analyzer; and also means to transport the analyzer (e.g., a handle).

Abstract: According to one embodiment, an X-ray diagnostic apparatus includes at least a tabletop support, an arm, a position storing unit, and a mechanism controlling unit. The tabletop support supports a tabletop movably in a longitudinal direction, a raising/reclining direction, and an upper/lower direction of the tabletop. The arm holds an X-ray tube and an X-ray detector movably in an approaching/separating direction with respect to the tabletop support. The position storing unit stores a photographing position of the arm and a photographing position of the tabletop in association with each other. When the arm is at a retraction position, the mechanism controlling unit moves the tabletop in the raising/reclining direction and the upper/lower direction to maintain a position in at least the upper/lower direction of a region of the object corresponding to a photographing position of the arm stored by the position storing unit.

Abstract: An apparatus for imaging a breast of a patient has a gantry with a radiation source and a sensor, the source and sensor rotatable in an arcuate orbit about a central axis and within a plane of revolution, wherein the arcuate orbit spans more than 180 degrees and less than 360 degrees, and wherein the gantry has a gantry cover that is disposed to be in contact with at least the chest wall of the patient. The gantry cover has a central opening about the central axis for insertion of the breast that is to be imaged and a peripheral cutout portion that defines the end-points of the arcuate orbit and that provides a space for positioning a portion of the patient's anatomy.

Abstract: A crane including support means arranged to support a load and to move the load along a path, and a scanner including a radiation source and radiation detection means arranged to scan a scanning volume. The path is arranged to pass through the scanning volume so that the scanner can scan the load as it moves along the path.

Abstract: A medical imaging system includes a first x-ray image detector, a first x-ray generator, and a motorized turntable. The first x-ray image detector and the first x-ray generator are each mounted on a base and positioned opposite each other such that x-rays are projected from the first x-ray generator to the first x-ray image detector through a first imaging volume. The motorized turntable is positioned below the first imaging volume and between the first x-ray image detector and the first x-ray generator and is configured to rotate an imaging subject within the imaging volume.

Abstract: A patient table usable in an X-ray image acquisition arrangement including a table plate connected to a table base via at least one movable joint. The table plate is movable using at least one actuator. To set or re-establish an accurate position/orientation of the movable table plate, the patient table includes a positioning system including a first sensor arrangement for providing position data of the at least one movable joint and a second sensor arrangement for providing position data of the table plate. The accurate position data provided by the second sensor arrangement may be used in a method for improved three-dimensional roadmapping.

Abstract: An imaging system and methods including a gantry defining a bore and an imaging axis extending through the bore, and at least one support member that supports the gantry such that the imaging axis has a generally vertical orientation, where the gantry is displaceable with respect to the at least one support member in a generally vertical direction. The imaging system may be configured to obtain a vertical imaging scan (e.g., a helical x-ray CT scan), of a patient in a weight-bearing position. The gantry may be rotatable between a first position, in which the gantry is supported such that the imaging axis has a generally vertical orientation, and a second position, such that the imaging axis has a generally horizontal orientation. The gantry may be displaceable in a horizontal direction and the system may perform a horizontal scan of a patient or object positioned within the bore.

Abstract: A medical imaging system for imaging a region of interest (ROI) in a patient. The imaging system includes an imaging modality unit having a field of view (FOV) and an examination platform. The examination platform has a pair of opposite ends and a platform surface extending therebetween along an examination axis. The platform surface extends into the FOV. The imaging system also includes a patient transport belt that is supported by the examination platform and extends along the platform surface between the ends of the examination platform. The imaging system also includes a motor that is operatively coupled to and configured to move the transport belt along the platform surface in a direction along the examination axis. The motor moves the transport belt so that a predetermined portion of the transport belt is within the FOV.

Abstract: The invention relates to a medical x-ray imaging apparatus including a support structure (1) which supports a substantially ring-shaped structure, an O-arm (2) supporting imaging means (21, 22), to which O-arm (2) is arranged an examination opening (4). The ring-shaped structure (2) supporting the imaging means is arranged movable with respect to said support construction (1) at least in vertical direction. A patient stool (30) is arranged to be positioned in connection with the apparatus, as well as positioning means (32, 33, 34) in connection with said examination opening (4) for positioning the patient stool (30) in the examination opening (4).

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 cross-section of an outer cover (3) of the O-arm (2) in a direction perpendicular with respect to the central axis of the O-arm is arranged for its predominant portion substantially of the shape of an arch of a circle but to comprise a cut, within the sector covered by which cut the distance from the center of said arch of the circle to the edge of the outer cover (3) is shorter than within the portion of the outer cover (3) being substantially of the shape of an arch of a circle.

Abstract: The invention relates to a medical computed tomography imaging apparatus for imaging extremities, which apparatus includes a support construction (1) which is arranged to support a substantially ring-shaped structure supporting imaging means (2), which imaging means include a source of radiation (21) and a receiver of image information (22), which imaging means are arranged within said substantially ring-shaped structure supporting the imaging means (2) substantially to the opposite sides of each other and to be moved inside said ring-shaped structure supporting the imaging means (2). The apparatus according to the invention is arranged with at least one padding element (15) to at least one such point whereto the patient can when positioning oneself to be imaged, in connection with the actual patient positioning and/or during the actual imaging, depending on the imaging mode in question touch, lean on, kneel, sit on or step on.

Abstract: An apparatus for securing a drive system to a ring in a medical imaging gantry, the ring defining a central longitudinal axis. The apparatus includes a ring having an outer race and an inner race rotatively mounted within the outer race, the inner race defining inner race teeth about a portion of its circumference, The apparatus also includes a drive system having a drive gear, defining drive gear teeth that are engaged with the inner race teeth, and defining tooth clearance there between. A mounting assembly is also included having at least one mounting bar rigidly attached to the outer race outer facing surface, the mounting bar including a transverse face being substantially perpendicular to the ring outer race circumference, at least one mounting plate secured to the drive system and transverse face of the at least one mounting bar.

Abstract: An X-ray imaging apparatus includes an imaging unit having an imaging unit power feeding mechanism configured to receive electric power from an external device; a pedestal including a pedestal power feeding mechanism configured to feed the electric power to the imaging unit; and a holder configured to position and hold the imaging unit so that a position of the imaging unit power feeding mechanism coincides with a position of the pedestal power feeding mechanism even if the imaging unit power feeding mechanism is moved with respect to the pedestal power feeding mechanism within a predetermined imaging plane.

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 method of generating a three-dimensional volumetric representation of a subject. The method includes capturing a first image of the subject with a first capture device from a first perspective, accessing a stored volumetric model of the subject, and approximating a first orientation of the stored volumetric model that corresponds to the first perspective. A digitally simulated radiograph is generated from the stored volumetric model and compared to the captured first image. A second image is also captured at the same time as the first picture, but from a different perspective. A second orientation of the stored volumetric model is approximated that corresponds to the second image. A second digitally simulated radiograph is generated and compared to the second image. Based on the approximated orientations, a three-dimensional volumetric representation of the subject is generated by positioning the stored volumetric model according to the first orientation and the second orientation.

Abstract: A compression unit of a mammography apparatus includes an arrangement to tension at least one compression band in a first fixing unit and second fixing unit arranged on both sides of a subject table.

Abstract: According to one embodiment, an X-ray diagnostic apparatus includes at least a tabletop support, an arm, a position storing unit, and a mechanism controlling unit. The tabletop support supports a tabletop movably in a longitudinal direction, a raising/reclining direction, and an upper/lower direction of the tabletop. The arm holds an X-ray tube and an X-ray detector movably in an approaching/separating direction with respect to the tabletop support. The position storing unit stores a photographing position of the arm and a photographing position of the tabletop in association with each other. When the arm is at a retraction position, the mechanism controlling unit moves the tabletop in the raising/reclining direction and the upper/lower direction to maintain a position in at least the upper/lower direction of a region of the object corresponding to a photographing position of the arm stored by the position storing unit.