Abstract: A computer-implemented method is for performing at least one medical imaging procedure using an imaging modality. The medical imaging procedure is performed under remote supervision. An embodiment of the method includes acquiring with a computing unit data on the medical imaging procedure to be performed; acquiring with the computing unit data on at least one expert operator, located at a workplace remote from the imaging modality; matching data on the medical imaging procedure with data on the expert operator; assigning at least one expert operator to the medical imaging procedure based on the matching; and providing a communication channel between the imaging modality and the remote workplace.

Abstract: A computer-implemented method for rendering medical volume data including first volume data is described. The method comprises: performing a first volume rendering process on the first volume data to generate a first volume rendering of the first volume data. The first volume rendering process includes determining first depths of respective locations of the first volume rendering and storing the depths in association with the respective locations. The method also comprises performing a further process, including a second volume rendering process, on the medical volume data, to generate a second volume rendering, using the determined first depths and respective locations.

Abstract: Computer-implemented methods and facilities for providing a set of control commands for remote control of a medical imaging system arranged in a medical facility are based on providing a database with at least one set of control commands stored in the database for controlling medical imaging systems when performing medical imaging procedures. Furthermore, a request is acquired by a remote access facility from the medical facility for the performance of a medical imaging procedure with the medical imaging system, wherein said request includes target procedure information describing the imaging procedure to be performed. A set of control commands is provided to the medical facility based on a querying of the database using the target procedure information by the remote access facility.

Abstract: A method of performing a medical imaging process, including: dividing a computing task of a medical imaging system unit into a set of sub-tasks, wherein the computing task is related to a generation of medical image data based on measurement data; selecting at least one sub-task of the set of sub-tasks for external execution; exchanging a sequence of signals including task delegation signals with a plurality of remote computing units, whereby the sequence of signals comprises at least one request signal sent by the medical imaging system unit; outsourcing the at least one selected sub-task to the selected remote computing unit for remotely generating a computing result of the at least one selected sub-task; receiving the generated computing result from the selected remote computing unit; and completing the computing task with the computing result received from the selected remote computing unit.

Abstract: A magnetic resonance elastography apparatus, which may include a magnetic resonance apparatus and an elastography apparatus, is described. The magnetic resonance apparatus comprises a scanner unit, a patient receiving region surrounded at least partially by the scanner unit, and a patient couch, which is embodied to introduce a patient into the patient receiving region. The elastography apparatus comprises a drive unit, a vibration applicator which is arranged for an examination on the patient, and a force transmission unit, which is embodied to transmit a drive moment from the drive unit to the vibration applicator. The elastography apparatus comprises an EMC-tight shield housing with a cylindrical radiofrequency hollow conductor, and the drive unit is arranged within the radiofrequency hollow conductor.

Abstract: A method for assigning a medical device may be implemented in a scheduler agent apparatus. The method may include receiving, from a patient agent apparatus, a utilization request containing patient parameters for examining a patient by a medical device from the group; determining the suitability of at least one medical device from the group for the examination based on the patient parameter or parameters and one or more device parameters; assigning a medical device determined to be suitable to the utilization request based on the patient parameter or parameters and device parameters; transmitting, to the patient agent apparatus, a notification regarding the assignment; and transmitting a notification to an device agent apparatus associated with the assigned medical device.

Abstract: Cardiac MR data sets are acquired over cardiac cycles and based on a trigger event, with each cardiac MR data set having a corresponding time stamp. A series of time differences is determined between acquisitions of the cardiac MR data sets based on the time stamps, and a default time difference representing the time difference between two consecutive cardiac MR data sets is determined, which were acquired using correct trigger events. A pair of incorrect time differences is determined, each incorrect time difference representing a time difference between two consecutive MR data sets in which at least one MR data set was acquired using an incorrect trigger event. Approved MR data sets are determined comprising cardiac MR data sets from the cardiac MR data sets which were acquired using the correct trigger event, based on the pair of incorrect time differences, and the approved MR data sets are further processed.

Abstract: An optical waveguide-transmitter apparatus, an ultrasonic transceiver apparatus, an ultrasonic imaging apparatus and an associated production method are disclosed. The optical waveguide-transmitter apparatus includes a substrate made of a semiconductor material; a carrier layer arranged on the substrate; and at least one transmitter-optical waveguide made of a semiconductor material with a refractive index greater than a refractive index of the carrier layer. At least one side of the waveguide is at least partially surrounded by the carrier layer. The waveguide is configured at an end facing toward the examination region for a decoupling of the light beams into the examination region for generating the ultrasonic waves in the examination region by way of the decoupled light beams for an optoacoustic imaging and/or has, on the end facing toward the examination region, an optical absorption layer for such a conversion of the light beams.

Abstract: Some example embodiments provide an x-ray tube for a stereoscopic imaging having an evacuated x-ray tube housing; an electron emitter apparatus in the x-ray tube housing, the electron emitter apparatus including a first field effect emitter with a first emitter surface and a second field effect emitter with a second emitter surface, at least one of the first emitter surface or the second emitter surface being segmented such that a portion of the at least one of the first emitter surface or the second emitter surface can be set relative to the respective overall emitter surface by selectively switching emitter segments of the at least one of the first emitter surface or the second emitter surface; an anode unit in the x-ray tube housing, the anode unit configured to generate x-ray radiation for the stereoscopic imaging as a function of electrons striking two focal points; and a control unit.

Abstract: A magnetic resonance imaging device may include a field generator for generating at least one magnetic gradient field. The field generator may include a first magnet and a second magnet confining an imaging volume of the magnetic resonance imaging device in two spatial directions. The first magnet and the second magnet may be arranged asymmetrically with respect to the imaging volume. The magnetic resonance imaging device may be used to perform a method for acquiring an image of a diagnostically relevant body region of a patient.

Abstract: A method and a device of controlling the position of the X-ray tube of a computed tomography (CT) system may include: acquiring an AP signal output by an AP sensor of the CT system, an IP signal output by an IP sensor and encoder data output by a motor, determining a homing positioning signal AP0 of the AP signal based on the AP signal and the IP signal, where the homing positioning signal AP0 is used to determine the starting point of the period of rotation of the X-ray tube, utilizing the encoder data to calculate the encoder data containing AP signal based on the determined homing positioning signal AP0, where the encoder data containing AP signal is the AP signal processed by use of the encoder data, and controlling the position of the X-ray tube based on the encoder data containing AP signal.

Abstract: A method is for determining a further data block. An embodiment of the method includes receiving a further timestamp transaction via a first interface, including a hash of a dataset and a further verification time; receiving a distributed ledger via the first interface, including data blocks; determining via a first computation unit, a first time by querying a time server; performing via the first computation unit, a first check based on the first time and the further verification time; and determining via the first computation unit, upon first check being positive, the further data block based on the distributed ledger, the further data block including the further timestamp transaction. A block creation system is also included in another embodiment, for determining a further data block, the system including a first interface and first computation unit.

Abstract: Techniques are disclosed for use in magnetic resonance imaging (MRI) for exciting spins of a first material and spins of a second material. A first spin echo signal is acquired when the excited spins include a first phase difference, which is given by ?, and a second spin echo signal is acquired when the excited spins of the first material and the excited spins of the second material include a second phase difference, which is given by ??. An absolute value of ? lies within the interval ]0,?[. A first image for the first material and/or a second image for the second material is generated by a computing unit depending on the first spin echo signal and the second spin echo signal.

Abstract: A computer-implemented method is described for evaluating magnetic resonance data of a scan region of a patient acquired by means of a magnetic resonance device, wherein, following acquisition of at least two image datasets using an acquisition technique at different echo times in each case, by combination of the image datasets, at least two combination datasets, each showing magnetic resonance signals of a different spin species, are determined, wherein, in order to assign a spin species shown in the combination dataset to each combination dataset, an input dataset is determined from the combination datasets, and the input dataset is evaluated by means of an assignment algorithm which comprises a trained function and which determines assignment information assigning to each combination dataset the spin species shown therein, wherein a pre-trained function trained further with regard to the spin species assignment by means of transfer learning is used as the trained function.

Abstract: A computer-implemented diagnostic-assistance system for medical applications, comprises: an artificial intelligence neural network configured to classify images of an obtained image dataset according to a set of classes; a confidence module configured to generate a confidence measure associated with each of the classified images; a tagging module configured to generate, for the patient, a diagnostic signal based on the generated confidence measures associated with the classified images, wherein the diagnostic signal for the patient is tagged as conclusive if a processed combination of the confidence measures fulfills a condition and tagged as inconclusive if the processed combination of the confidence measures does not fulfill the condition; and an output interface configured to output the diagnostic signal, wherein if the diagnostic signal is conclusive the classification result is released, and if the diagnostic signal is inconclusive an additional diagnostic analysis is triggered.

Abstract: Magnetic resonance (MR) apparatus and a monitoring unit, wherein the MR apparatus includes: a scanner unit to acquire medical MR data; a patient receiving region surrounded at least in part by the scanner unit; a patient positioning apparatus having a patient table designed to be movable into the patient receiving region; a position acquisition unit to acquire position data of a position of the patient table and/or of an object positioned on the patient table, wherein the position acquisition unit comprises a camera; and a setting unit operable, based on a provided setting parameter, to set the position of the patient table and/or of the object on the patient table, wherein the monitoring unit is designed so as, with the acquired position data, to provide the setting parameter for setting a position of the patient table and/or of the object on the patient table.

Abstract: In a method for determining a type of characteristic eye movement of the eyes of a patient, the patient is provided with an optokinetic stimulus for the characteristic eye movement, a medical image of the brain of a patient also including the eyes of the patient is generated. An amount of a displacement of an optic nerve of the patient may be determined based on the medical image and a type of a characteristic eye movement may be determined based on the velocity of eye movement for the determined amount of displacement of the optic nerve. In a method for training an artificial intelligence based algorithm for determining an amount of a displacement of an optic nerve of a patient, the algorithm may be trained based on at least one medical image.

Abstract: Techniques for determining at least one characteristic of adipose tissue included in an anatomical structure are provided. The at least one characteristic of the adipose tissue is determined based on one or more segmented CT images using a trained neural network. For example, the at least one characteristic of the adipose tissue may be determined by inputting the one or more segmented CT images into the trained neural network. The one or more segmented CT images are obtained by segmenting each one of one or more CT images depicting the anatomical structure including the adipose tissue to determine a contour of the adipose tissue.

Abstract: Systems for a magnetic resonance antenna, an MR local coil, a magnetic resonance device, and a method of producing a magnetic resonance antenna. The magnetic resonance antenna includes at least one wire structure. The at least one wire structure is shaped such that an electrical voltage may be induced in the at least one wire structure by a magnetic resonance signal. The magnetic resonance antenna also includes at least one accommodating body in which the at least one wire structure is embedded, for example completely.

Abstract: One or more example embodiments of the present invention relates to a breast fixation element for a mammography system having a flat elastic surface element including a fastening element for fixing the breast to a support surface of the mammography system, wherein a shape of the breast fixation element is adapted to a shape of the breast.