Abstract: A system for tracking a tracking element inside a body is provided. It includes a first tracking system, which includes a first tracking sensor for detecting the current position of a tracking element inside a body relative to a nominal position with respect to the first tracking sensor, and a second tracking system, which includes a second tracking sensor for determining the position of the first tracking sensor of the first tracking system relative to the second tracking sensor, and a control unit. The first tracking sensor is movable, and the control unit is configured to deliver a correction signal indicating a deviation of the current position of the tracking element relative to a nominal position with reference to the first tracking sensor. Further, a respective tracking method is provided.

Abstract: A system and method for tracking a position of an interventional medical device configured to be deployed into a subject during a medical procedure. An anatomical dataset of the subject is acquired while at least one electrical sensor is disposed along the interventional medical device. A feedback signal is generated from the electrical sensor and is processed and analyzed to identify positional information of the interventional medical device. A position of the interventional medical device with respect to the anatomical dataset is identified and the position of the interventional medical device with respect to the anatomical dataset is shown on a display.

Abstract: The present disclosure provides a system and method for generating medical images. The method utilizes a novel algorithm to co-register Cone-Beam Computed Tomography (CBCT) volumes and additional imaging modalities, such as optical or RGB-D images.

Abstract: A medical imaging apparatus for combined X-ray and optical visualization is provided. It comprises: an X-ray detector positioned above a patient; an X-ray source positioned below a patient; a control device; and a camera setup adapted to deliver an optical stereoscopic or 3D image. Thereby, the camera setup is positioned adjacent to the X-ray detector above the patient, and the control device is adapted to calculate an optical 2D image or a 3D surface from the data delivered by the camera setup, that optical 2D image or 3D surface having a virtual viewpoint similar to the viewpoint of the X-ray source. It is further adapted to superimpose an X-ray image acquired by the X-ray detector and the optical 2D image or 3D surface in order to achieve an augmented optical/X-ray image.

Abstract: A method and system for scanning an object using an RGB-D sensor, the method includes: a plurality of elementary scans of the object using an RGB-D sensor and visual odometry, each elementary scan delivering a plurality of key frames associated with a pose of the sensor with respect to the object, and each elementary scan being associated with a position of the object; for each elementary scan, elaborating a three-dimensional model of the object using the plurality of key frames and poses of the scan; merging each three-dimensional model into a merged three-dimensional model of the object.

Abstract: An image generating apparatus for image generation is provided. The image generating apparatus includes a movable detector for detecting nuclear radiation during a detection period and an evaluation system. The evaluation system includes an interface system for transmitting detector data to the evaluation system. The detector data include information about the detected radiation for image generation. The evaluation system further includes a data memory portion for storing the detector data. The evaluation system further includes a program memory portion with a program for repeatedly determining at least one quality value with respect to image generation during the detection period.

Abstract: The present invention provides a method and apparatus for depth image acquisition of an object wherein at least two time-of-flight cameras are provided and the object is illuminated with a plurality of different light emission states by emitting light signals from each camera. Measurements of the light reflected by the object during each light emission state are obtained at all the cameras wherein the measurements may then be used to optimize the depth images at each of the cameras.

Abstract: A method for distributing tasks includes selecting at least one interactive process according to at least one task and transferring input data related to the at least one task to at least one server associated with the at least one interactive process. The input data is to be distributed to one or more clients configured to execute entities of the at least one interactive process. The method further includes collecting, from the at least one server associated with the at least one interactive process, one or more results of processing of respective entities of the at least one interactive process based on the input data on the one or more clients, and providing output data for the at least one task based on the collected one or more results.

Abstract: Disclosed herein is an instrument kit and applicator for the localized internal irradiation of tumors or temporary post-operative cavities. For example, an applicator is disclosed in the form of a balloon for a radiation source of ionized radiation, which applicator enables an exactly dosed irradiation in the tissue concerned.

Abstract: An image generating apparatus for image generation is provided. The image generating apparatus includes a movable detector for detecting nuclear radiation during a detection period and an evaluation system. The evaluation system includes an interface system for transmitting detector data to the evaluation system. The detector data include information about the detected radiation for image generation. The evaluation system further includes a data memory portion for storing the detector data. The evaluation system further includes a program memory portion with a program for repeatedly determining at least one quality value with respect to image generation during the detection period.

Abstract: A device for combined optical and nuclear image comprises a nuclear image acquisition module and a reference image acquisition module. The reference image acquisition module has: an optical image sensor; and an optical imaging system for deflecting the optical radiation from a reference field of view to the image sensor, wherein the optical imaging system comprises a mirror for the optical radiation, which mirror is arranged between the reference field of view and the optical image sensor. On the image sensor, a respective image area assigned to at least one of nuclear partial fields of view. The optical imaging system is arranged such that the optical radiation coming from the at least one nuclear partial field of view is deflected substantially exactly to the respectively assigned of the image areas.

Abstract: A medical device configured for monitoring one or more health conditions, particularly restenosis, as described. The medical device includes two or more sensors configured to be implanted for exposure to blood within a vessel or to blood within a graft provided in a vessel, wherein each of the two or more sensors is configured to sense at least the pressure in the vessel or the graft; and a support structure for supporting the two or more sensors, wherein the support structure has a distal end and a proximal end, wherein at least one of the two or more sensors is closer to the distal end than another one of the two or more sensors.

Abstract: A diagnostic device for computer tomography and nuclear imaging of a body is provided. The device includes at least one movable robot arm, an x-ray source, and a detector for nuclear radiation. Further, a method for the 3D imaging of a body is provided. The method includes irradiating the body by a moving x-ray source, and acquiring nuclear emission data via readings from a moving nuclear detector, supervising the poses of the x-ray source and the nuclear detector, synchronizing the readings from the nuclear detector and the x-ray source with their respective poses, and calculating 3D images by using the acquired information from the x-ray source and from the nuclear detector.

Abstract: The present invention provides a method and apparatus for depth image acquisition of an object wherein at least two time-of-flight cameras are provided and the object is illuminated with a plurality of different light emission states by emitting light signals from each camera. Measurements of the light reflected by the object during each light emission state are obtained at all the cameras wherein the measurements may then be used to optimise the depth images at each of the cameras.

Abstract: A system for tracking a tracking element inside a body is provided. It includes a first tracking system, which includes a first tracking sensor for detecting the current position of a tracking element inside a body relative to a nominal position with respect to the first tracking sensor, and a second tracking system, which includes a second tracking sensor for determining the position of the first tracking sensor of the first tracking system relative to the second tracking sensor, and a control unit. The first tracking sensor is movable, and the control unit is configured to deliver a correction signal indicating a deviation of the current position of the tracking element relative to a nominal position with reference to the first tracking sensor. Further, a respective tracking method is provided.

Abstract: A system and method for tracking a position of an interventional medical device configured to be deployed into a subject during a medical procedure. An anatomical dataset of the subject is acquired while at least one electrical sensor is disposed along the interventional medical device. A feedback signal is generated from the electrical sensor and is processed and analyzed to identify positional information of the interventional medical device. A position of the interventional medical device with respect to the anatomical dataset is identified and the position of the interventional medical device with respect to the anatomical dataset is shown on a display.

Abstract: The CV-CAD (computer vision-computer-aided design) model is an enhanced CAD (computer-aided design) model that integrates local and global computer vision data in order to represent an object not only geometrically but also in terms of computer vision. The CV-CAD model provides a scalable solution for intelligent and automatic object recognition, tracking and augmentation based on generic models of objects.

Abstract: A method of combining a first image of a first region and a second image of a second region, having an overlapping region therebetween. The method including determining a superposed image as a weighted superposition of the first image and the second image in the overlap region, transforming the first image and the second image on the basis of a comparison of at least one of the first image and the second image with the determined superposed image; determining a further superposed image from the transformed first image and the transformed second image; and generating an overall image from the further superposed image when at least one convergence criterion is satisfied.

Abstract: A medical instrument contains at least three navigation markers which in each case have at least one marker element which can be captured by a camera in a camera image in an identifiable manner. The navigation markers are each attached to the instrument at an attachment point lying on a first straight line. At least one of the navigation markers contains at least three marker elements arranged at a known distance on a second straight line associated with the respective navigation marker. Moreover, a medicine system and a method display a position of a position marker spatially correlated with the medical instrument.

Abstract: The invention relates to a use of a two-dimensional analytic signal in the field of sonography, whereby a sonography method is provided, comprising receiving of signals of reflected sound pulses from a sound source and processing of the received signals to generate an output signal, wherein the processing comprises calculating a two-dimensional analytic signal. A sonography apparatus and a sonography system based thereon are also provided.