Abstract: An X-ray generating apparatus and an imaging device. The X-ray generating apparatus includes: a casing; a heat-conduction member, the heat-conduction member being arranged to run through the casing, and a through-channel being provided in the interior of the heat-conduction member, the through-channel being configured to circulate a cooling medium; an anode target, the anode target being configured to receive electron bombardment in order to generate X-rays, and the anode target is arranged in the casing and surrounding the heat-conduction member in a rotatable fashion. The imaging device includes a cooling system and an X-ray generating apparatus. The cooling system is in communication with two ends of the heat-conduction member, and the cooling system is configured to convey a cooling medium into the heat-conduction member.

Abstract: The disclosure relates to receiving a provisioning request for providing a magnetic resonance tomography (MRT) image of a geometric image region of an object, wherein the provisioning request comprises a specification relating to at least one feature that is to be matched between an MRT reference image of the image region and the MRT image. A control unit is configured to actuate and control an MRT apparatus according to the specification in accordance with a predefined measurement technique to conduct a predefined MRT measurement at least on the geometric image region of the object, and to receive an MRT dataset generated in the measurement. The control unit is configured to provide the MRT image of the geometric image region of the object according to the specification from the MRT dataset in accordance with a predefined exporting method.

Abstract: An X-ray tube bearing assembly may include a bearing housing including an accommodating cavity; and a bearing core accommodated in the accommodating cavity. The bearing housing may include first and second portions. The second portion surrounds and forms a portion of the accommodating cavity to accommodate the bearing core. The first portion extends out of the second portion and surrounds and forms another portion of the accommodating cavity, and the other portion of the accommodating cavity forms an accommodating hollow cavity. The first portion may have a different structural rigidity to that of the second portion.

Abstract: A dielectric waveguide to transmit an electromagnetic signal, comprises: a first conductor region and a second conductor region. The first and second conductor regions extend along a longitudinal axis of the dielectric waveguide, wherein the first conductor region is formed from a first thermoplastic material and the second conductor region is formed from a second thermoplastic material. The first thermoplastic material has a higher effective permittivity than the second thermoplastic material.

Abstract: In a method for creating an image dataset of a mapping area situated in a measuring volume, k-space corresponding to the mapping area may be read out and image data may be reconstructed based on recorded first and second raw data points of k-space. The reading out of k-space may include: switching a gradient in the slice selection direction and a phase-encoding gradient in at least one further encoding direction, radiating a non-slice-selective radio-frequency (RF) excitation pulse, recording echo signals and storing them as first raw data points along a radial k-space trajectory predefined by the full strength of the phase-encoding gradients (Gp) further switched during recording of the echo signals, and reading out k-space corresponding to the mapping area as second raw data points.

Abstract: Method and apparatus for determining a flip angle for multi-tissue magnetic resonance scanning. The method including: determining multiple types of tissue of interest for MRI this time; acquiring a relationship between combined SSI MR signal strength of all the tissues of interest and flip angle of an SSI sequence; acquiring a maximum value of the combined SSI MR signal strength of all the tissues of interest; according to the maximum value of the combined SSI MR signal strength of all the tissues of interest, acquiring an optimum flip angle which causes the combined SSI MR signal strength of all the tissues of interest and contrast between the tissues of interest simultaneously to be optimal; and taking the optimum flip angle to act as a flip angle of an SSI sequence for multi-tissue MR scanning this time.

Abstract: For constructing an asymmetric RF pulse for an MRI system, a first RF amplitude for a first part of a time interval is determined and an RF amplitude curve, which depends on at least one RF curve parameter is received. A combined RF amplitude curve for the time interval is determined by combining the first RF amplitude for the first part of the time interval and the RF amplitude curve for a second part of the time interval, which succeeds the first part of the time interval. The combined RF amplitude curve is optimized using a loss function, which comprises an energy loss term, which depends on a pulse energy of the combined RF amplitude curve, and using the at least one RF curve parameter as at least one optimization variable. A combined amplitude of the asymmetric RF pulse is given by the optimized combined RF amplitude curve.

Abstract: A plasma filter device includes at least one electrode device. The at least one electrode device having a first composite electrode and a second composite electrode in a planar manner. The first and second composite electrodes are arranged coplanar to one another on a main surface plane of the electrode device and are separated from one another by a discharge gap. Each of the first and second composite electrodes has a respective electrode sheet that, at least on a boundary surface of the electrode sheet to the discharge gap, has a respective dielectric coating. The plasma filter device further includes a power source configured to provide an AC voltage to the electrode device. The AC voltage is parameterized to instigate formation of a plasma through a dielectric barrier discharge in the discharge gap.

Abstract: Provided are computer-implemented methods and systems for classifying a medical image data set. In particular, a method is provided comprising the steps of receiving the medical image dataset of a patient, of providing a first classification stage configured to classify the medical image dataset as normal or not-normal, of providing a second classification stage different than the second classification stage and configured to classify the medical image dataset as normal or not-normal, and of subjecting the medical image dataset to the first classification stage to classify the medical image dataset as normal or not-normal. Further, the method comprises subjecting the medical image dataset to the second classification stage to classify the medical image dataset as normal or not-normal, if the medical image dataset is classified as normal in the first classification stage.

Abstract: An imaging apparatus has a tubular receptacle to receive an object to be examined by the imaging apparatus. The imaging apparatus has an air channel device configured to: draw air from the tubular receptacle at an intake device of the air channel device; guide drawn-in air through an air filter device of the air channel device for decontamination; and output decontaminated air into the tubular receptacle at an output device of the air channel device. The air channel device is configured to guide a main airstream of air along the tubular receptacle from the output device to the intake device. The main airstream flows through the tubular receptacle towards a receptacle opening of the tubular receptacle.

Abstract: A magnetic resonance scanning method including: detecting the positions of individual characteristic points of interest and the positions and sizes of individual sites of interest of a target human body in the current MR scan; calculating a scan start position and a total scan range of the current MR scan according to the detected positions of the individual characteristic points of interest and the positions and sizes of the individual sites of interest of the target human body; and performing the current MR scan according to the calculated scan start position and total scan range of the MR scan. In an aspect, the scanning method is fully automatic.

Abstract: A computer-implemented method for operating an MR facility having a main magnet unit with a patient bore. A field of view (FOV) of the MR facility, defined by a main magnetic field's homogeneity, lies within the bore. A patient bench to position the patient within the patient bore is longitudinally movable. Additionally, a local coil arrangement with at least one coil element to measure MR data is freely positionable on the patient bench and/or a patient's body to be measured with respect to the longitudinal direction. The method includes: ascertaining position information of the local coil arrangement in the longitudinal direction using a measuring device when the patient bench is partially outside the patient bore; ascertaining recording information describing the local coil arrangement's position with respect to the FOV; and automatically positioning the patient bench in the longitudinal direction at an approach position ascertained from the position and recording information.

Abstract: An examination system is provided having an object transport unit for transporting an object to be examined into an examination region. A touch-sensitive screen is used that is configured to control a function and/or for visualizing a state of the examination unit, which may comprise a magnetic resonance tomography (MRT) system. The touch-sensitive screen has a virtual operating element, which is able to be brought into a movement, a deflection, or a target position. Dependent thereon, the object transport unit is moved toward or away from the examination region.

Abstract: A system and a method for mapping lesions or damage instances of a brain. The method includes receiving a lesion segmentation mask for the brain and receiving a tractography atlas. A connectivity damage brain map is constructed from (i) superimposing the lesion segmentation mask and a tractography atlas-based image, and (ii) combining information from the lesion segmentation mask with information from the tractography atlas-based image. The tractography atlas-based image is an image obtained from the tractography atlas, and the tractography atlas-based image and the lesion segmentation mask are registered to a common space.

Abstract: A computer-implemented method for providing information from an electronic medical record database is provided. The method comprising the following steps of receiving a query for the information, identifying at least one code of a medical ontology based on the query, determining one or more related codes in the medical ontology based on the medical ontology and the identified at least one code, the one or more related codes having a relation to the at least one identified code in the medical ontology, parsing the electronic medical record database to identify entries in the electronic medical record database comprising one or more of the identified at least one code and the one or more related codes, and providing the information based on the identified entries.

Abstract: A medical treatment facility has a ring gantry and a patient couch. The patient couch includes a base element and an intermediate element supported via a proximal support element and a distal support element on the base element, the proximal support element and the distal support element being outside a volume surrounded by the ring gantry and on a same side of the ring gantry, the proximal support element being nearer to the ring gantry than the distal support element, the intermediate element being guidable via at least one of the proximal support element or the distal support element such that the intermediate element rotates about a vertical axis, the vertical axis lies at a first side of the proximal support element or on a second side of the proximal support element.

Abstract: One or more example embodiments of the present invention describes a computer-implemented method for providing at least one first metadata attribute associated with medical image data. The method comprises receiving the medical image data and the at least one first metadata attribute, the at least one first metadata attribute including an attribute tag and a provisional attribute value; applying a first trained function to the medical image data to determine a standardized attribute value; determining a final attribute value based on the provisional attribute value and the standardized attribute value; and providing the at least one first metadata attribute, the at least one first metadata attribute including the attribute tag and the final attribute value.

Abstract: A computer-implemented method for visualizing interactions in an extended reality (XR) scene, the computer-implemented method comprising: receiving a first dataset representing an XR scene including a technical device; displaying the XR scene on an XR headset or a head-mounted display (HMD); providing a room for a user wearing the XR headset or HMD for interacting with the XR scene, wherein the room includes a set of optical sensors including at least one optical sensor at a fixed location relative to the room; detecting optical sensor data of the user as a second dataset while the user is interacting with the XR scene in the room; and fusing the first dataset and the second dataset to generate a third dataset.

Abstract: One or more example embodiments of the present invention relates to a method for providing a virtual, noncontrast image dataset of a patient comprising providing a multiphase CT angiography image dataset of the patient, the multiphase CT angiography image dataset comprising at least three CT image datasets that map an imaging area of the patient at three different points in time relative to an administration of a contrast agent; forming a minimum intensity image dataset of the imaging area based on the at least three CT image datasets, an image value of an image point of the minimum intensity image dataset is in each case based on a minimum value from among image values of the image point, locally corresponding in the imaging area, in the at least three CT image datasets; and outputting of the virtual, noncontrast image dataset based on the minimum intensity image dataset.

Abstract: A target structure for generation of x-ray radiation may include a heat sink; and a target element for electrons to strike, the target element being in the heat sink to cool the target element, wherein the heat sink includes a metal-diamond composite material.