Abstract: A vertical protective device for a medical display hanger comprises a contact piece, a microswitch, a rotating shaft and a vertical protective plate, wherein the contact piece is connected to one end of the rotating shaft, the vertical protective plate is connected to the other end of the rotating shaft, and the microswitch is arranged on a microswitch support; and when a collision of the vertical protective plate happens, the rotating shaft drives the contact piece to rotate, and the contact piece triggers the microswitch, so as to control the medical display hanger to stop moving or immediately rise. When an accidental collision of the medical display hanger happens in a substantially vertical direction, the medical display hanger can effectively come to an emergency stop.

Abstract: The present application provides a suspension device and an X-ray imaging system. The suspension device is configured to bear a tube device of an X-ray imaging system. The suspension device includes a plurality of sleeves and a guide rail assembly. Cross-sections of the plurality of sleeves have substantially the same shape but different sizes. The plurality of sleeves are sequentially arranged. The guide rail assembly is provided between at least one sleeve and another sleeve adjacent thereto. The guide rail assembly includes a protruding member extending along a surface of the at least one sleeve and a sliding member provided on the another sleeve and engaging with the protruding member. The sliding member is capable of moving relative to the protruding member so as to drive the sleeves to move relative to each other.

Abstract: A computer tomograph includes a static radiator-detector ring, which is constructed from an odd number of radiator-detector elements, of which a single one is displaceable, with opening of the radiator-detector ring. The displaceable element the other radiator-detector elements together defining a C-shape. Each radiator-detector element has an anode arrangement for the emission of X-rays, which extends over an angle ? of at least 0.9×360°/n on the circumference of the radiator-detector ring. A detector is provided for detection of X-ray radiation, which extends within the same radiator-detector element over an angle ? of at least 0.95×360°/n. Each anode arrangement is part of a radiator arrangement including multiple electron emitters, in which each electron emitter is configured, in cooperation with an electrode arrangement, to generate a focal spot at one of at least three selectable positions on the anode arrangement.

Abstract: A radiography system includes a radiation source that irradiates a subject with radiation, a camera, and a console. The camera is provided in the radiation source. The camera images the subject irradiated with illumination light that is, light having uniform brightness, to output an optical image. A CPU of the console has a first acquisition unit and a derivation unit. The first acquisition unit acquires the optical image from the camera. The derivation unit derives spinal column shape information representing a shape of a spinal column of the subject based on the optical image.

Abstract: A robotic surgical system comprising at least two robotic arms having co-ordinate systems known relative to each other, one of the arms carrying an X-ray source, and the other an imaging detector plate. The arms are disposed to enable an image to be generated on the region of interest of a subject. One of the arms can additionally or alternatively carry a surgical tool or tool holder, such that the pose of the tool is known in the same co-ordinate system as that of an image generated by the X-ray source and detector. Consequently, any surgical procedure planned on such an X-ray image can be executed by the tool with high accuracy, since the tool position is known in the image frame of reference. This enables the surgeon to accurately position his tool in a real-time image without the need for an external registration procedure.

Abstract: There is described a handheld inspection device for inspecting an infrastructure having a structure wall at least partially supported into material such as soil. The handheld inspection device generally has a portable frame; a high energy photon source mounted to said portable frame and having a radioactivity level below a threshold radioactivity level; a scattered photon detector mounted to said portable frame and having a field of view diverging towards said target region of said infrastructure and encompassing at least a portion thereof, said scattered photon detector detecting scatter events incoming from said target region during a given period of time, and generating a signal indicative of scatter events detected during said period of time; and a controller receiving said signal generated by said scattered photon detector; and generating an integrity indication associated to said target region of said infrastructure based on said received signal.

Abstract: A medical image apparatus is provided. The medical image apparatus includes a main body that is travelable, a column vertically coupled to the main body, a straight arm moving unit sliding in a longitudinal direction of the column, a straight arm coupled to the straight arm moving unit and rotating with respect to the column, and a source arm located on a side of the straight arm, perpendicular to the straight arm, and including a source driving rail through which a source assembly slides. The straight arm is coupled to a moving unit rotating shaft formed on the straight arm moving unit, and is rotatable with respect to the column about the moving unit rotating shaft, and the source arm is fixed to the side of the straight arm.

Abstract: A mammography apparatus includes an arm; and a stand, the arm is provided with a drive mechanism including a motor that rotationally drives the radiation source holding portion, and a first restriction mechanism that restricts rotation of the imaging table about the axis of the support shaft, the first restriction mechanism is disposed on a side opposite to a radiation source with respect to the support shaft, and the drive mechanism is disposed on a radiation source side with respect to the first restriction mechanism and in a case where a center line of the arm extending in a direction connecting the radiation source and a center of the support shaft is assumed, the drive mechanism is disposed so as to intersect the center line.

Abstract: Provided is a C-arm X-ray apparatus, which includes a C-arm translation assembly, a support column, a base, a counterweight, and an adjustment device, wherein one end of the support column is connected to the base, and the other end of the support column is slidably connected to the C-arm translation assembly; the counterweight is slidably connected to the base; and the adjustment device is connected to the counterweight, and configured to drive the counterweight to move by a preset distance in a direction opposite to a first direction in the case that the C-arm translation assembly moves in the first direction, such that a gravity center of the C-arm X-ray apparatus remains at a preset position.

Abstract: A system and method for displaying images of internal anatomy includes an image processing device configured to provide high resolution images of the surgical field from low resolution scans during the procedure. The image processing device digitally manipulates a previously-obtained high resolution baseline image to produce many representative images based on permutations of movement of the baseline image. During the procedure a representative image is selected having an acceptable degree of correlation to the new low resolution image. The selected representative image and the new image are merged to provide a higher resolution image of the surgical field. The image processing device is also configured to provide interactive movement of the displayed image based on movement of the imaging device, and to permit placement of annotations on the displayed image to facilitate communication between the radiology technician and the surgeon.

Abstract: A lifting column includes at least five column elements which are at least partly nested, and a first and a second drive arrangement. The first drive arrangement is configured to move the three innermost column elements relative to one another. The second drive arrangement is configured to move the three outermost column elements relative to one another.

Abstract: A surgical frame incorporating an electromagnetic-radiation imaging device, and a radiation-mitigation system for use with the surgical frame are provided. The surgical frame can be capable of reconfiguration before, during, or after surgery, and can include a main beam that can be rotated, raised/lowered, and tilted upwardly/downwardly to afford positioning and repositioning of a patient supported thereon. The surgical frame can support the electromagnetic-radiation imaging device. One of an emitter and a receiver of the electromagnetic-radiation imaging device can be positioned under the main beam of the surgical frame, and the other of the emitter and the receiver of the electromagnetic-radiation imaging device can be positioned over the main beam of the surgical frame. The radiation-mitigation system can serve to intercept/block and mitigate at least some of the scatter of the electromagnetic radiation from the emitter.

Abstract: An anchor comprises a conduit for receiving a flexible elongate member therethrough. The conduit has an internal region and first and second openings. The flexible elongate member can extend through the first and second openings and through the internal region of the conduit. The conduit is a curved, substantially U-shaped elongate tubular member.

Abstract: Systems, methods, and devices for medical imaging are disclosed herein. In some embodiments, a method for imaging an anatomic region includes receiving, from a detector carried by an imaging arm of an x-ray imaging apparatus, a plurality of images of the anatomic region. The images can be obtained during manual rotation of the imaging arm. The imaging arm can be stabilized by a shim structure during the manual rotation. The method can also include receiving, from at least one sensor coupled to the imaging arm, pose data of the imaging arm during the manual rotation. The method can further include generating, based on the images and the pose data, a 3D representation of the anatomic region.

Abstract: The present disclosure relates to a C-arm. The C-arm may include a connection component, a driving component, a first support component, and a second support component. The first support component may be configured to support a radiation generator. The second support component may be configured to support a radiation detector. The first support component and the second support may be movably connected to the connection component. The driving component may be configured to drive a movement of the first support component relative to the connection component.

Abstract: A method is performed by a computing system. The method includes receiving image data from an imaging device, and determining, using the image data, a plurality of image-space tools, each image-space tool associated with a tool of a plurality of tools, each tool controlled by a manipulator of a plurality of manipulators. The method further includes determining a first correspondence between a first image-space tool of the plurality of image-space tools and a first tool of the plurality of tools based on a first disambiguation setting associated with the first tool.

Abstract: Disclosed are image recognition Artificial Intelligence (AI) training methods for multiple pulsed X-ray source-in-motion tomosynthesis imaging system. Image recognition AI training can be performed three ways: first, using existing acquired chest CT data set with known nodules to generate synthetic tomosynthesis Images, no X-ray radiation applied; second, taking X-ray raw images with anthropomorphic chest phantoms with simulated lung nodules, applying X-ray beam on phantom only; third, acquiring X-ray images using multiple pulsed source-in-motion tomosynthesis images from real patients with real known nodules and without nodules. An X-ray image recognition training network that is configured to receive X-ray training images, automatically determine whether the received images indicate a nodule or lesion condition. After training, image knowledge is updated and stored at knowledge database.

Abstract: A base body of a computed tomography drum is disclosed. In an embodiment, the base body includes at least the following components: a base plate, an outer ring and an inner ring. The inner ring is arranged concentrically with the outer ring. The outer ring and the inner ring are arranged on the base plate. At least two of the components are configured as separately producible components. Two of the separately producible components are connected to one another by way of at least one of: bonding, welding, riveting, clinching, clinch-bonding and/or rivet-bonding.

Abstract: A medical image apparatus according to an embodiment of the present disclosure includes a main body that is travelable, a column vertically coupled to the main body, a straight arm moving unit sliding in a longitudinal direction of the column, a straight arm coupled to the straight arm moving unit and rotating with respect to the column, and a source arm located on a side of the straight arm, perpendicular to the straight arm, and including a source driving rail through which a source assembly slides, wherein the straight arm is coupled to a moving unit rotating shaft formed on the straight arm moving unit, and is rotatable with respect to the column about the moving unit rotating shaft, and the source arm is fixed to the side of the straight arm.

Abstract: A surgical system may include an elongated arm support and a robotic arm supported on the elongated arm support. The robotic arm may translate along the elongated arm support. A partially enclosed cavity may be defined in the elongated arm support for receiving an electrical cable electrically coupled to the robotic arm so that the first electrical cable is within the cavity and includes a rolling loop that moves in conjunction with movement of the robotic arm.

Abstract: A motion-enable device includes a mechanical switch and a capacitive sensor with a sensing region that is located adjacent to the mechanical switch. The mechanical switch enables a first signal when closed or actuated that indicates that the mechanical switch is in an active state. The capacitive sensor enables a second signal when a conductive object is disposed in the sensing region, where the second signal indicates that the capacitive sensor is in an active state. Enablement of operation of an apparatus depends on receipt of both the first signal and the second signal. The mechanical switch and the capacitive sensor act as the two separate switches required by functional safety requirements for a motion enable device. Because the sensing region of the capacitive sensor is adjacent to the mechanical switch, the first and second signals are generated when an operator actuates the mechanical switch with a single digit.

Abstract: A method and system is disclosed for acquiring image data of a subject. The image data can be collected with an imaging system with at least two different power characteristics. A volumetric model of multiple phases can be reconstructed using dynamic or enhanced reconstruction techniques.

Abstract: A real-time fluoroscopic imaging system includes a collimator and a detector which are rotationally movable independent of the support assembly, e.g., c-arm, to which they are mounted. Rotational movement of the collimator and the detector are coordinated such that the orientation of the detector with respect to the collimator does not change. The collimator may include a geared flange member to facilitate rotation, and may be a single molded piece formed of a plastic such as tungsten polymer material. The system may also include a plurality of interchangeable collimators characterized by different shapes. A display is provided to present an image to an operator, and image orientation logic displays a target anatomy in a selected orientation regardless of orientation of the target anatomy relative to the detector, and regardless of rotation of the detector.

Abstract: Disclosed is a system and method for operating an imaging system. The imaging system may move or be moved to acquire image data of a subject at different positions relative to the subject. The image data may, thereafter, be combined to form a single image.

Abstract: A telescopic column for an X-ray imaging apparatus includes a main column, a sub-column liftably arranged on one side of the main column, and a weight compensator arranged on an opposite side of the main column to compensate for a weight of the sub-column, wherein the weight compensator includes a cam formed such that a radius of winding of a wire therearoud changes according to a lifting height of the sub-column, and an elastic member configured to extend and contract according to rotation of the cam to provide elastic force to compensate for the weight of the sub-column.

Abstract: The present invention relates to safety in a dynamic 3D healthcare environment. The invention in particular relates to a medical safety-system for dynamic 3D healthcare environments, a medical examination system with motorized equipment, an image acquisition arrangement, and a method for providing safe movements in dynamic 3D healthcare environments. In order to provide improved safety in dynamic 3D healthcare environments with a facilitated adaptability, a medical safety-system (10) for dynamic 3D healthcare environments is provided, comprising a detection system (12), a processing unit (14), and an interface unit (16). The detection system comprises at least one sensor arrangement (18) adapted to provide depth information of at least a part of an observed scene (22). The processing unit comprises a correlation unit (24) adapted to correlate the depth information. The processing unit comprises a generation unit (26) adapted to generate a 3D free space model (32).

Abstract: A gantry frame for a computed tomography system is described. The gantry frame comprises a cylindrical drum frame with a cylinder barrel which has a profiled barrel structure. A gantry is also described. Additionally, a computed tomography system is described. A method for manufacturing a gantry frame for a computed tomography system is also described.

Abstract: A radiography apparatus includes: an irradiator that emits radiation; a carriage portion on which the irradiator is mounted and which is capable of traveling; steering casters which are provided in the carriage portion and are connected to a steering and whose steering angle is given by an operation of the steering; free casters which are provided in the carriage portion and are not connected to the steering and whose steering angle is changed subordinately according to a direction of force applied to the carriage portion; and a switching mechanism that selectively switches between a first grounded state in which the free casters are separated from a floor and the steering casters are grounded to the floor and a second grounded state in which the free casters are grounded to the floor and the steering casters are separated from the floor.

Abstract: A transport system with curved track pair is constructed for multiple pulsed X-ray source-in-motion to perform fast digital tomosynthesis imaging. It includes a curved rigid track pair with predetermined curvature, a primary motor stage car loaded with X-ray sources and wheels loaded with tension or compression springs. The car is driven by primary motor mounted at base frame and an engaged gear mounted at the car. The car can carry heavy loads, travel with high precision and high repeatability at all installation orientations while motion vibration is minimal. It is also scalable to have a larger radius. Track angle span usually can be from about ten degrees to about 170 degrees. During imaging acquisition, X-ray sources can sweep precisely from one location to another. The car has enough clearance to move in its path without rubbing wheels on tracks. Better than 0.2 mm overall spatial precision can be achieved with the digital tomosynthesis imaging.

Abstract: A stand is for a medical imaging system. In an embodiment, the stand includes an X-ray tube; a driver to adjust the X-ray tube in at least three spatial degrees of freedom; at least one environmental sensor to acquire at least one environmental parameter; and a controller to control an adjustment movement of the X-ray tube by generating control signals for the drive unit and to adapt the adjustment movement based on the at least one environmental parameter.

Abstract: This X-ray imaging apparatus includes an X-ray source, an X-ray detector, an arm, an arm driving mechanism, an X-ray detector moving mechanism, a bed, and a control unit. The control unit performs control of a position adjustment operation for adjusting a position of the X-ray detector such that a distance from a surface of a subject model serving as a model of a surface shape of the subject to the X-ray detector becomes a predetermined distance by moving the X-ray detector toward or away from the surface of the subject model.

Abstract: A method for operating a measurement system (100) comprises: generating a beam of electromagnetic radiation (25) directed along a central ray (27) using a radiation source (19); moving the radiation source (19) relative to an object region (35) so that the central ray (27) is directed onto a radiation detector (31) during the movement; wherein the moving of the radiation source (19) relative to the object region (35) comprises: rotating the radiation source (19) about a first axis of rotation (D1), wherein the radiation source (19) is disposed eccentrically to the first axis of rotation (D1); rotating the radiation source (19) about a second axis of rotation (D2), wherein the first axis of rotation (D1) and the second axis of rotation (D2) together enclose an acute angle (?) amounting to at most 80°.

Abstract: A mobile radiography system includes sensors to detect a tilt angle and or pitch angle of the system to prevent deployment of the extendable boom and/or column and/or prevent activation of a motor drive if the tilt angle or pitch angle exceeds a pre-set boundary.

Abstract: Presented herein are systems and methods that provide for improved computer aided display and analysis of nuclear medicine images. In particular, in certain embodiments, the systems and methods described herein provide improvements to several image processing steps used for automated analysis of bone scan images for assessing cancer status of a patient. For example, improved approaches for image segmentation, hotspot detection, automated classification of hotspots as representing metastases, and computation of risk indices such as bone scan index (BSI) values are provided.

Abstract: The radiation detection device includes: a sample holding unit; an optical microscope configured to observe a sample held by the sample holding unit; an irradiation unit that irradiates the sample with radiation; a detection unit that detects radiation generated from the sample; an adjustment unit that adjusts a relationship between a focal position of the optical microscope and a position of the sample such that the optical microscope is focused on one portion of the sample; a change unit that changes a position, on which the optical microscope is to be focused, on the sample; an imaging unit that creates a partial image captured by the optical microscope at the changed position on the sample in a state in which the adjustment unit performs adjustment for focusing; and a sample image creation unit that creates a sample image by combining a plurality of partial images created by the imaging unit.

Abstract: A system and method for displaying images of internal anatomy includes an image processing device configured to provide high resolution images of the surgical field from low resolution scans during the procedure. The image processing device digitally manipulates a previously-obtained high resolution baseline image to produce many representative images based on permutations of movement of the baseline image. During the procedure a representative image is selected having an acceptable degree of correlation to the new low resolution image. The selected representative image and the new image are merged to provide a higher resolution image of the surgical field. The image processing device is also configured to provide interactive movement of the displayed image based on movement of the imaging device, and to permit placement of annotations on the displayed image to facilitate communication between the radiology technician and the surgeon.

Abstract: The present disclosure relates to a security inspection device and a transfer method, and the security inspection device includes an arm frame, provided with detectors, and configured to form an inspection channel; a first compartment, internally provided with a radiation source and connected with the arm frame, a protection wall, connected with the first compartment or the arm frame, and configured to perform radiation protection for an object to be protected, and a tire assembly, configured to enable the security inspection device to move relative to the ground, and the arm frame, the first compartment, the protection wall and the tire assembly are set to be transported together in a connected state.

Abstract: Tracked mobile x-ray imaging equipment is used to produce single or stereo long calibrated views of the anatomy of a patient on the operating table. The system estimates the position and orientation of the anatomical planes, virtually places measurement grids over these reference planes, and transforms any radiographic views taking by the x-ray imaging system onto these calibrated planes. The system may apply information about the depth of the anatomy to remove parallax artifacts. This system enables displaying and evaluation of the entire radiographic length of the anatomical planes using a mobile x-ray equipment. It also provides a platform for overlaying the real time x-ray images taken during operation with radiographic images of the patient or schematic of the surgical plan developed before the surgery for quick evaluation of a surgical plan.

Abstract: A system and method for confirming placement of a biopsy tool in a target including a navigation component to track the position of a catheter navigated into a luminal network, and a catheter configured to receive a biopsy tool. The system and method receive a first plurality of fluoroscopic images, generate a first fluoroscopic three-dimensional reconstruction from the plurality of fluoroscopic images, and present a first slice of the 3D reconstruction depicting the catheter in relation to a target visible in the slice of the 3D reconstruction.

Abstract: Provided herein is technology relating to radiology and radiotherapy and particularly, but not exclusively, to apparatuses, methods, and systems for multi-axis medical imaging of patients in vertical and horizontal positions.

Abstract: A mobile medical imaging device that allows for multiple support structures, such as a tabletop or a seat, to be attached, and in which the imaging gantry is indexed to the patient by translating up and down the patient axis. In one embodiment, the imaging gantry can translate, rotate and/or tilt with respect to a support base, enabling imaging in multiple orientations, and can also rotate in-line with the support base to facilitate easy transport and/or storage of the device. The imaging device can be used in, for example, x-ray computed tomography (CT) and/or magnetic resonance imaging (MRI) applications.

Abstract: An anatomical imaging system comprising: a CT machine; and a transport mechanism mounted to the base of the CT machine, wherein the transport mechanism comprises a fine movement mechanism for moving the CT machine precisely, relative to the patient, during scanning. An anatomical imaging system comprising: a CT machine; and a transport mechanism mounted to the base of the CT machine, wherein the transport mechanism comprises: a gross movement mechanism for transporting the CT machine relatively quickly across room distances; and a fine movement mechanism for moving the CT machine precisely, relative to the patient, during scanning. An imaging system comprising: a scanner; and a transport mechanism mounted to the base of the scanner, wherein the transport mechanism comprises: a gross movement mechanism for transporting the scanner relatively quickly across room distances; and a fine movement mechanism for moving the scanner precisely, relative to the object being scanned, during scanning.

Abstract: Proposed is an X-ray imaging stand with a straight arm structure, the X-ray imaging stand including a detector comprising an X-ray detection module and a detector arm configured to support the X-ray detection module, an imaging module comprising an X-ray imaging tube and a tube arm configured to support the X-ray imaging tube, a main arm, each of the detector and the imaging module being connected to the main arm, and a stand main-body configured to force the main arm to ascend and descend and to be rotated, wherein the detector and the imaging module are configured in such a manner as to have the same weight, and the detector arm and the tube arm are both accommodated within the main arm, and are moved slidably in conjunction with each other in such a manner as to expand and contract in opposite directions with the main arm in between.

Abstract: The present disclosure relates to a C-shaped arm for use with a medical imaging system. In accordance with certain embodiments, the C-shaped arm comprises a C-shaped portion, a radiation source carried by the C-shaped portion, and a radiation detector carried by the C-shaped portion, wherein at least a portion of the C-shaped portion is formed of a unidirectional ultra-high modulus carbon fiber material.

Abstract: Provided is an image capturing method performed by an image capturing apparatus, including acquiring information on first positions which are current positions of a sensor and a generator, moving the sensor and the generator to second positions which are positions at which an image having a magnification power different from a magnification power of an image of an object acquired when the sensor and the generator are located at the first positions is acquired, and acquiring an image of the object, wherein the sensor and the generator move the same distance so that a distance between the sensor and the generator is not changed.

Abstract: A system and method for X-ray computed tomography includes a robotic arm that moves an X-ray emitter around a subject in a curvilinear path and an X-ray detector that captures 2-dimensional views while the subject is scanned. Movements of the emitter and detector are coordinated such that the position and angle of the emitter relative to the detector remains substantially constant during scanning. A processor uses computed tomography to reconstruct an image of the subject from the captured 2-dimensional views. The robotic arm varies the pitch of the X-ray emitter during the scan to enhance the spatial resolution of the reconstructed image. The processor generates a projection transformation matrix based on movement of the robotic arm for each captured 2-dimensional view that is applied during reconstruction.

Abstract: A medical imaging device includes an x-ray source disposed at a first end of an arm, and an x-ray detector disposed at a second end of the arm opposite of the x-ray source. At least one of the x-ray source, the x-ray detector, and a portion of the arm are selectively adjustable with respect to the arm.

Abstract: A method is for acquiring an X-ray image of a region of interest of an examinee using an X-ray system and a displaceable patient table for positioning the examinee. In an embodiment, the method includes: selecting the region of interest; acquiring, section-by-section, successive image sections in relation to the region of interest, the acquiring, for each successive image section of the successive image sections, including moving the X-ray source and the X-ray detector along a common acquisition direction, moving the patient table counter to the common acquisition direction, determining a respective essentially strip-shaped detection area within the detection zone for a respective image section of the successive image sections, and detecting the respective image section by way of the determined detection area and the X-ray source, to acquire the respective image section; and generating a composite X-ray image of the region of interest from the respective successive image sections.

Abstract: Disclosed is a system for imaging a system. The system may be operated to acquire image data of a subject in one or more manners. The image data acquired may be used to various purposes, such as generating an image for display, navigating a procedure, or other appropriate procedures.

Abstract: An adjustable support for a gantry (3) for a radiation therapy apparatus or for a medical imaging apparatus, wherein the support comprises: abase (5), a mounting member (1), and an attachment element (7); wherein a lower part of the mounting member (1) engages with the base (5); wherein the attachment element (7) engages with an upper part of the mounting member (1); and wherein the position of the upper part of the mounting member (1), relative to the base (5) is adjustable by the attachment element (7).