Abstract: Systems and methods for x-ray imaging a patient's breast in combinations of dual-energy, single-energy, mammography and tomosynthesis modes that facilitate screening for and diagnosis of breast abnormalities, particularly breast abnormalities characterized by abnormal vascularity.

Abstract: A radiotherapy system and a therapy plan generation method therefor. The radiotherapy system includes a beam irradiation apparatus, a therapy plan module, and a control module. The beam irradiation apparatus generates a beam for therapy and irradiates an irradiated body to form an irradiated part. A tissue model template library of the irradiated body is stored in the therapy plan module; the therapy plan module performs dosage simulation calculation according to the tissue model template library, medical imaging data of the irradiated part, and a parameter of the beam for therapy generated by the beam irradiation apparatus, and generates a therapy plan. The control module retrieves, from the therapy plan module, the therapy plan corresponding to the irradiated body, and controls the beam irradiation apparatus to irradiate the irradiated body according to the therapy plan determined by the therapy plan generation method.

Abstract: An information processing apparatus including at least one processor, wherein the processor is configured to: acquire a first image obtained by imaging a subject; extract a first region of interest from the first image; and determine whether or not an unsuitable region that is unsuitable for extraction exists, for the extracted first region of interest.

Abstract: Extra-oral dental method and/or apparatus embodiments according to this application can generate cephalometric imaged by digital tomosynthesis. An extra-oral dental imaging system embodiment for creating a cephalometric image of at least part of a human skull can include an X-ray source, an imaging device suitable for producing multiple frames during at least part of an exposure; a memory for registering and/or storing said multiple frames; and a manipulator for displacing the imaging device along an exposure profile between multiple frames during said at least part of the exposure of said object. The imaging device has an active area having a long dimension m and a short dimension n, wherein the aspect ratio m:n is strictly inferior to 1.5.

Abstract: An extra-oral dental imaging system comprises an X-ray source (102) and an imaging device (101) suitable for producing multiple frames during at least part of an exposure of an object (200), the imaging device (101) being displaced along a scanning direction (X). A method for creating a cephalometric image of a human skull comprises a step of setting said imaging device (101) with an active area having in an imaging plane a width extending along said scanning direction (X), said width varying along a height direction perpendicular to said scanning direction (X); a step of synchronously displacing the X-ray source (102) and the imaging device (101) along said exposure profile; and a step of registering multiple frames produced by the imaging device (101) during the exposure of said object (200) to be imaged. Using for creating a cephalometric image by digital tomosynthesis.

Abstract: A method for controlling a radiological apparatus through the use of: a) a control unit adapted to activate X-ray emission from an X-ray emitter of the radiological apparatus at the beginning of an exposure and deactivating X-ray emission from said X-ray emitter subsequently, and b) an X-ray transducer associated with an image detector of the radiological apparatus. Said control unit repeatedly determines a predicted value of total X-ray dose based on a signal received from said X-ray transducer, and said control unit deactivates the X-ray emission based on at least said predicted value. To determine said predicted value, said control unit repeatedly performs total X-ray dose estimates according to a model, and one or more parameters of said model are determined and modified during operation of the radiological apparatus.

Abstract: An X-ray device includes a camera to image an object and output the image of the object, a display member using a touch screen to display the image of the object output from the camera, and an X-ray irradiation region of the object, an X-ray irradiation region controller to control a region of the object to which an X-ray is irradiated, and a control member to enable the irradiation region controller to control the region of the object to which an X-ray is irradiated according to the X-ray irradiation region, when the X-ray irradiation region is determined, based on the image of the object displayed in the display member.

Abstract: An imaging planning apparatus according to one embodiment includes processing circuitry. The processing circuitry obtains a first value of a first index that is related to an X-ray dose and a second value of a second index that is related to an image quality, based on an X-ray imaging condition of a subject set in a predetermined examination. The processing circuitry displays an association chart indicating an association between the first index and the second index on a display unit, displays an acceptable range of the first index and the second index, the acceptable range being based on information related to a diagnostic reference level corresponding to the predetermined examination, in a manner distinguished from a range other than the acceptable range in the association chart, and also displays a mark at a position corresponding to the first value and the second value in the association chart.

Abstract: The field of view of an X-ray imaging system should be set appropriately to ensure that anatomical information of interest is not omitted. In particular, it is necessary to ensure that the operator of an X-ray system does not allow a patient to leave the X-ray imaging system until it is certain that the correct anatomy has been imaged. This application discusses a technique enable the visualization of a field of view boundary error caused by the incorrect configuration of an X-ray imaging system. Optionally, the boundary error is displayed either on a user display of a system console, or by projecting the field of view error onto the patient in the X-ray system. Thus, an operator of the system may be alerted to the presence of a boundary error, enabling a new X-ray exposure to be taken, if necessary.

Abstract: An X-ray imaging apparatus includes a moving unit for changing an irradiation position which is a position of a subject to be irradiated with X-rays by moving at least one of an imaging unit for emitting X-rays to a subject and a top board, and a control unit for performing control for displaying on a first display unit a two-dimensional virtual plane image which is a two-dimensional image in which an image indicating the skin dose for each of a plurality of irradiation positions and a scale image indicating at least one of the distance and the angle with respect to a reference position are superimposed on a virtual plane.

Abstract: An x-ray imaging device for imaging a borehole environment employs a housing that encloses an x-ray generator spaced from an x-ray detector which cooperate to obtain an image of the borehole environment.

Abstract: A radiation imaging apparatus is provided that includes: a radiation detection unit arranged to detect radiation; a generation unit configured to generate a radiation image based on the detected radiation; a storage configured to store a plurality of radiation images; a detection unit configured to detect one of a failure in and impossibility of one of taking of the radiation image and storing of the radiation image in the storage; and a communication unit configured to establish communication with an external apparatus when one of the failure and the impossibility is detected.

Abstract: A radiation image capturing system includes the following. An input unit is used to input that a captured radiation image is a capturing failure. A storage stores irradiating amount information regarding capturing set as the capturing failure when there is input that the captured radiation image is the capturing failure. An output unit outputs the irradiating amount information regarding the capturing set as the capturing failure stored in the storage.

Abstract: A storage system includes a charging station assembly for charging a plurality of power sources and a method thereof. The charging station assembly includes a charging station support fixing the charging station assembly to a base of the storage system, a plurality of charging stations, each charging station including a charger that charges the plurality of power sources and a power source transport device enabling relocation of the power source between an operational position on a remotely operated vehicle and a charging position in or at any one of the plurality of charging stations.

Abstract: An X-ray apparatus capable of releasing a locked rotation of a wheel using a power supplied from an auxiliary battery of an X-ray detector when a body is discharged, and a control method thereof. A mobile X-ray apparatus includes a body including a body battery, a detector accommodator and a wheel, an X-ray source emits X-rays to an object, a detector battery connector provided on the body and connectable to a detector battery, a power supply circuit connected to the detector battery connector to form a first path in which a power is supplied from the body battery to the detector battery and a second path in which a power is supplied from the detector battery to the body, and a controller controls the power supply circuit to selectively form the first path and the second path.

Abstract: An ultrasound system and method are described for acquiring a sequence of ultrasound images of the carotid artery during the delivery of a contrast agent. Plaque in the images is identified and a time-intensity curve is calculated for pixels in the images. The intensity values before and after the arrival of contrast are compared to identify pixels or groups of pixels having perfusion. An anatomical image may be formed showing areas in an image of the plaque of the intensity and presence of perfusion, or the perfusion may be quantified by determining the percentage of pixels in the plaque image which exhibit perfusion. The extent and degree of perfusion is an indicator of the risk of plaque particulates in the blood stream which may lead to stroke-related symptoms.

Abstract: Disclosed herein is a method for capturing a dental object with an object volume, in particular, at least one part of a maxilla and/or a mandible, with the sue of an MRT apparatus. A plurality of MRT segment images, which depict the defined segmented volume regions are acquired by an MRT apparatus within a measurement volume of the MRT apparatus. The segmented volume regions overlap no more than partially. In this case a target surface is defined or has already been defined. Then a two dimensional composite image, which corresponds to a two dimensional aggregate image through the target surface within the object volume of the dental object, is generated computer-aided from the individual MRT segment images.

Abstract: A radiographing system including a plurality of radiographing apparatuses for detecting a radiation and a control apparatus for controlling a plurality of the radiographing apparatuses includes an enabling instruct unit for issuing an instruction for enabling one radiographing apparatus from a plurality of the radiographing apparatuses. When the instruction for enabling one radiographing apparatus is issued from the enabling instruct unit, the control apparatus restricts the enabling of another radiographing apparatus during a predetermined period of time after receiving the enabling instruction.

Abstract: According to one embodiment, a medical image diagnostic apparatus includes a holding device, a driving unit, a first encoder, a second encoder, and processing circuitry. The holding device holds an X-ray generator and an X-ray detector such that the X-ray generator and the X-ray detector are rotatable. The driving unit transmits a rotating force of a driving motor to a rotation axis through a power transmission mechanism. The first encoder detects a rotation of the driving motor. The second encoder detects a rotation of the rotation axis. The processing circuitry detects an abnormal state of the power transmission mechanism, based on a time difference between a first pulse output from the first encoder and a corresponding second pulse output from the second encoder.

Abstract: An X-ray imaging apparatus according to an embodiment of the present invention includes an X-ray generator that irradiates an object with X-rays during an exposure period; an X-ray detector that detects X-rays transmitted through the object; and a movement unit that moves the X-ray generator and the X-ray detector, wherein the X-ray generator is moved along an arc having a radius of curvature within a range with respect to a rotational axis, wherein the motion along the arc starts at a first time point and ends at a second time point, wherein the X-ray detector is moved in a linear direction having an angle with respect to a plane of the arc during at least a partial period of a period between the first time point and the second time point, wherein the motion in a linear direction starts at a third time point that is the same as or later than the first time point and ends at a fourth time point that is the same as or earlier than the second time point, and a first difference between the first time point and t

Abstract: An X-ray fluoroscopic device includes an X-ray imaging mechanism having an X-ray tube 1 and a flat panel detector 2; filters 23 to form a correction region, in which the scattered radiation S caused by irradiating the therapeutic beam to the subject 57 can be incident, but the X-ray that is irradiated from the X-ray tube 1 and transmits through the subject 57 cannot be incident; and a correction element that corrects the data of the region other than the correction region of the flat panel detector 2 by using the data of the correction region of the flat panel detector 2.

Abstract: An ultrasound system and method are described for acquiring a sequence of ultrasound images of the carotid artery during the delivery of a contrast agent. Plaque in the images is identified and a time-intensity curve is calculated for pixels in the images. The intensity values before and after the arrival of contrast are compared to identify pixels or groups of pixels having perfusion. An anatomical image may be formed showing areas in an image of the plaque of the intensity and presence of perfusion, or the perfusion may be quantified by determining the percentage of pixels in the plaque image which exhibit perfusion. The extent and degree of perfusion is an indicator of the risk of plaque particulates in the blood stream which may lead to stroke-related symptoms.

Abstract: An estimating apparatus according to an embodiment includes specifying circuitry, deriving circuitry, and display control circuitry. The specifying circuitry specifies a region of a subject irradiated with X-rays emitted from an X-ray tube of an X-ray CT apparatus on a human body model schematically representing the subject. The deriving circuitry assumes the human body model to be at a position where the subject is arranged in radiography performed by the X-ray CT apparatus and derives an exposure dose of the X-rays on a surface of the region specified by the specifying circuitry on the human body model based on irradiation conditions in the radiography. The display control circuitry displays, on a display, information in which the exposure dose derived by the deriving circuitry is associated with the region on the human body model specified by the specifying circuitry.

Abstract: A storage apparatus for dynamically storing and for recalling a position of an imaging biomedical engineering device has an interface to a position establishment apparatus of the imaging biomedical engineering device. A display unit has a display field with a user interface having a selectable number of virtual storage buttons that are actuatable by a pointer object. If an unoccupied virtual storage button which does not yet have a medical device position assigned thereto is actuated, the storage button is assigned a current medical device position. If an occupied virtual storage button which already has a medical device position assigned thereto is actuated, the stored medical device position is selected and visualized on the display field. A biomedical engineering imaging system as well as a method for dynamically storing and for recalling medical device positions and a program product are described.

Abstract: A device for slot scanning phase contrast x-ray imaging, includes an x-ray emitter, a plurality of x-ray gratings, a patient couch, and an x-ray detector. Position marker elements are arranged and configured in the beam path of the x-ray emitter such that the position marker elements are visible in an x-ray image. In the x-ray image, a relative position of an object on the patient couch in relation to an x-ray beam fan of the x-ray emitter may be established from a location and a distance of the position marker elements from one another.

Abstract: An imaging system includes at least one image capturing apparatus and a control apparatus that selectively performs wireless connection with the at least one image capturing apparatus. The control apparatus includes a wireless station communication unit configured to operate as a wireless station device, a storage unit configured to store, in association with a predetermined imaging condition, connection setting information for wirelessly connecting with the at least one image capturing apparatus, and a connection control unit configured to set, if an imaging condition designated by a user matches with the predetermined imaging condition, the connection setting information associated with the predetermined imaging condition in the wireless station communication unit and perform control so as to wirelessly connect with the at least one image capturing apparatus.

Abstract: A method and apparatus for generating an organ image are provided. An organ image generating method involves: receiving image data of a medical image of a subject; extracting an image of an organ from the medical image; receiving image data of a generic image of the organ; and generating image data of an organ image of the subject from the generic image of the organ and the extracted image of the organ.

Abstract: A radiography device and a radiography method are specifically adapted for examinations in the field of pediatric radiology. The radiography device examines a diagnosis-relevant region of a patient. The device has a radiation source, which emits radiological rays in an irradiation direction. An irradiation surface is selectable in dependence of a specified examination region of the patient. The radiography device also has a measurement field. The size of the measurement field is changeable such that the size of the measurement field and the size of the irradiation surface correlate.

Abstract: A medical imaging device and a method for providing an image representation supporting inaccurate positioning of an intervention device in a vessel intervention procedure is proposed. Therein, an anatomy representation (AR) of a vessel region of interest and at least one angiogram X-ray image (RA) and a live fluoroscopy X-ray image (LI) are acquired.

Abstract: The present invention relates to a system for guiding a medical instrument in a patient body. Such a system comprises means for acquiring a 2D X-ray image of said medical instrument, means for acquiring a 3D ultrasound data set of said medical instrument using an ultrasound probe, means for localizing said ultrasound probe in a referential of said X-ray acquisition means, means for selecting a region of interest around said medical instrument within the 3D ultrasound data set and means for generating a bimodal representation of said medical instrument detection by combining said 2D X-ray image and said 3D ultrasound data set. A bimodal representation is generated on the basis of the 2D X-ray image by replacing the X-ray intensity value of points belonging to said region of interest by the ultrasound intensity value of the corresponding point in the 3D ultrasound data set.

Abstract: A method for the reduction of noise in an image including identifying neighboring pixel values in pixels proximate to a subject pixel; comparing the neighboring pixel values to a preset tolerance range; using neighboring pixel values within the tolerance range to calculate a pixel intensity correction value; and applying the pixel intensity value to the subject pixel.

Abstract: A CT user interface includes first and second displays that selectively display distinct display zones thereon. The first display includes a zone enabling the operator to create a record for each of a plurality of patients and an exam set-up and a protocol selection zone enabling the operator to select a scan protocol for performing a CT scan on a selected patient. A task list zone on the first display displays all steps and sub-steps of a CT scan for a selected patient based on the selected scan protocol, and a settings zone and a scanning zone on the first display displays and enables operator selection of a plurality of scan parameters related to the selected scan protocol. Any general user interface elements not needed for the selected scan protocol are not displayed on the first and second displays, so as to simplify the user interface for the operator.

Abstract: A mobile radiography apparatus has a moveable (e.g., wheeled) transport frame and an adjustable column mounted at the frame. A boom apparatus supported by the adjustable column can support an x-ray source. A display at the mobile radiography apparatus is configured to provide an examination procedure for a patient, the examination procedure to include a visual indication that at least one related prior image exists for the examination procedure.

Abstract: A mobile radiography apparatus has a moveable (e.g., wheeled) transport frame and an adjustable column mounted at the frame. A boom apparatus supported by the adjustable column can support an x-ray source and can be coupled to a second display (also adjustably mounted). The second display and a first display can each be configured to control the mobile radiography apparatus and display items such as but not limited to (a) obtained images and/or related data or (b) a control panel to allow functions such as generating, storing, transmitting, modifying, and printing of the obtained images.

Abstract: A medical dose information management apparatus according to an embodiment includes a dose measuring unit, a dose graph generation unit, a dose graph generation unit, a display mode setting unit and an output unit. The dose measuring unit acquires dose information including an area dose in X-ray irradiation. The dose graph generation unit generates, based on the dose information, a dose graph indicating area doses respectively corresponding to imaging operations associated with the X-ray irradiation. The display mode setting unit sets a display mode for the dose graph in accordance with each of imaging schemes corresponding to the imaging operations included in the dose information. The output unit outputs the dose graph accompanied by the set display mode.

Abstract: A method for controlling the angular orientation of an x-ray image on a display for a viewer displays at least one rotation mode selector on the display. A viewer instruction selects the rotation mode. An overlay displays with the x-ray image, wherein the overlay provides a center of rotation. A viewer instruction identifies a point lying outside the center of rotation. The image is rotated on the display about the center of rotation according to the identified point.

Abstract: A method for indicating a position of a radiation energy sensor element in a radiographic imaging system, the method executed at least in part by a computer, identifies the position of the radiation energy sensor element relative to a subject to be imaged and displays the identified position relative to the subject.

Abstract: A liquid injector (400) injects a medical liquid into a patient whose fluoroscopic image data is to be picked up and generates injection history data corresponding to the injection, and a control box (500) registers the injection history data in a RIS (100) in association with imaging order data. Accordingly, the RIS (100) also stores the injection history data associated with the imaging order data, and therefore the injection history data can also be confirmed based on the imaging order data.

Abstract: X-ray imaging systems and methods utilize an imaging apparatus comprising an emitter emitting X-rays through an object and a receiver receiving the X-rays. A control circuit controls the emitter and processes the X-rays received by the receiver to generate X-ray images of the object. The control circuit controls a display to display an initial view of the object, the display of the initial view being modifiable by a user; controls the imaging apparatus to generate an X-ray positioning image of the object based upon a user modification of the display of the initial view; controls the display to display the positioning image, the display of the positioning image being modifiable by a user; and controls the imaging apparatus to generate an X-ray image of the object based upon a user modification of the display of the positioning image.

Abstract: A display control apparatus includes a display control unit configured to display first image data and second image data in different display modes on a display unit. The first image data is generated by detecting, with use of a radiation detection unit, radiation that has transmitted through a subject, and the second image data is generated by subjecting the first image data to predetermined image processing.

Abstract: With filmless radiographic inspection of components by means of digital X-ray technology, an uneven surface geometry of the component is smoothened by defining a digital virtual smoothening layer for better, preferably automated, recognition of defects, where the digital radiation signals generated by an X-ray detector are overlaid with digitized surface measurement signals, so that a change in absorption and intensity of radiation due to the surface topography of the component, i.e. due to an uneven surface, is compensated for and only a density caused by internal material defects is represented in the X-ray image.

Abstract: A radiography system for obtaining a radiographic image of a subject has a radiation source energizable to direct radiant energy along a radiation path and an imaging receiver sensitive to the radiant energy for forming the radiographic image. A sensor apparatus is disposed to provide one or more output signals that are indicative at least of centering of the radiation path with respect to the receiver, of an angle of the receiver relative to the radiation path, and of a source-to-image distance along the radiation path. A display apparatus generates, in response to the one or more output signals, a display that indicates the centering of the radiation path with respect to the receiver and that provides one or more values indicative of at least the source-to-image distance and the angle of the receiver relative to the radiation path.

Abstract: In a method and x-ray device to assist in the reduction of the dose of x-ray radiation applied to the patient in the acquisition of at least one x-ray projection of the patient, a selected protocol is entered by a user into an x-ray device, the selected protocol being defined for the acquisition of the at least one x-ray projection and including a measure or measures for reduction of the dose of x-ray radiation to be applied to the patient in the acquisition of the at least one x-ray projection. The does reduction measure or measures in the selected protocol are automatically compared in a processor of the x-ray device, with the dose reduction measures that are installed at the x-ray device for reduction of the dose of x-ray radiation to be applied to a patient in the acquisition of the at least one x-ray projection.

Abstract: A mobile X-ray apparatus is provided with an X-ray source, an X-ray planar detector being arranged in such a manner as opposed to the X-ray source, a support (C-shaped arm) for linking and supporting the X-ray source and the X-ray planar detector, an angle input part for inputting a rotation angle at which the X-ray planar detector is rotated within a plane including the X-ray incidence plane, a rotation controller and a rotation mechanism for rotating the X-ray planar detector according to the rotation angle being inputted, an image generator for generating an image of the test subject based on the transmitted X-rays being detected, displays for displaying the image, and an image rotor for subjecting the image being displayed on the displays to a rotation process according to an amount of the rotation of the X-ray planar detector.

Abstract: A radiography system allow for user determination of a region of interest on a subject prior to X-ray exposure. The region of interest is defined by user interaction with an image, a pointer system, or the like. The region of interest is then translated to the imaging coordinate system, such as in the plane of a digital detector. The region is then used for exposure control during an imaging sequence, either in an open or closed-loop manner.

Abstract: An X-ray detecting apparatus constructed as the present invention receives an X-ray passing through a subject during a window time in which the subject is exposed to the X-ray, and converts the X-ray into an electrical signal to output the electrical signal as a video signal. The X-ray detecting apparatus subtracts the offset video signal determined according to the window time in the video signal to generate a real video signal representing the X-ray result for photographing the subject.

Abstract: A method for visualizing a dose of X-ray radiation applied to a surface of a patient in a defined time period by an X-ray apparatus is proposed. The X-ray apparatus is adjustable to different angular positions. A model of the surface of the patient is provided. The dose of X-ray radiation applied to the surface of the patient in the defined time period is calculated. The model and the calculated dose on the model is visualized. The visualization of the model and the calculated dose on the model is effected in an angular position coupled to the angular position in which the X-ray apparatus is currently disposed.

Abstract: A radiation imaging apparatus communicating with a radiation imaging control apparatus for controlling an operation of acquiring a radiation image includes a radiation detection unit configured to detect radiation and to acquire the radiation image, a storage unit configured to store information about a plurality of the radiation imaging control apparatuses, a selection unit configured to select one of the plurality of the radiation imaging control apparatuses as an apparatus to communicate with the radiation imaging apparatus, and a setting unit configured to set communication with the radiation imaging control apparatus selected by the selection unit.

Abstract: A movably constructed radiation imaging control apparatus which receives a predefined operational instruction for radiation imaging to output a control signal for the radiation imaging according to the received operational instruction and displays radiological examination information. The apparatus includes a location information obtaining unit for obtaining location information capable of identifying a location of the apparatus and a function restriction unit for restricting a part of a function of the apparatus if the location identified by the location information obtained by the location information obtaining unit is a location other than a predetermined location.

Abstract: A method for monitoring the X-ray dosage administered to a patient by a radiation source when using an X-ray device is proposed. The X-ray device is in particular a C-arm X-ray device. A location-dependent dosage value on the surface of the patient is determined with reference to parameters which describe the recording geometry and the radiation that is administered. The surface is described by a patient model in particular. A representation of the dosage value and/or of a value derived therefrom is displayed.