Abstract: A Computer implemented method for displaying visualizable data including at least one structure of interest is provided. The method comprising:—receiving a user input via a user interface (1), the user interface (1) allowing the user (100) to select—at least one structure, and/or—at least one view of at least one structure, and/or—at least one function and/or—at least one time-interval and/or—at least one time-dependent measurement, and/or—a reading stack and/or—a modality with a single command issued by the user (100) so as to generate user input data,—determining a presentation sequence of the visualizable data based on the user input data, and—displaying at least some of the visualizable data according to the presentation sequence of the visualizable data. Further, a computer program and a user interface are provided.

Abstract: The invention relates to a method of visualising a dynamic anatomical structure (1), a computer program and a user interface. The method comprises (a) providing a sequence of three-dimensional medical images (M1, M2, M3, . . . MZ) of a dynamic anatomical structure (1) spanning a time period (T), (b) providing a dynamic model (14), in particular surface of the anatomical structure, (c) determining a volume of interest (40) containing an anatomical feature of interest (3) within each of the three-dimensional images, wherein the volume of interest (40) follows the position and/or the shape of the anatomical feature of interest (3) across the time period and wherein the volume of interest (40) is smaller than the complete field of view of the three-dimensional medical images (M1, M2, M3, . . .

Abstract: There is provided a method for analysing medical image data (34) in a virtual multi-user collaboration, wherein the medical image data (34) is analysed by at least two users (A, N, C, S), each user having his/her own workspace (30), wherein the workspace is a VR- and/or AR- and/or MR-workspace, the method including the steps of providing medical image data (34) including 3D or 4D image information, loading the medical image data (34) into the workspace (30) of each user so as to simultaneously display a visualization of the medical image data (34) to each user, allowing each user to individually and independently from each other change the visualization of the medical image data (34), so as to obtain an individual visualization of the medical image data (34) in each workspace (30) pertaining to each user, allowing at least one user to execute an analysing process of the medical image data (34) in his/her workspace, displaying the result of the analysing process in the workspace (30) in which the analysing pro

Abstract: A method for displaying and analysing 3D medical image data comprising is provided. The method comprising receiving 3D medical image data of an anatomical structure; generating a 3D rendering (1) of the anatomical structure based on the 3D medical image data; displaying the 3D rendering (1) to a user (20) in a visualisation environment (10); receiving a user's command indicative of a first point (4) on or within the 3D rendering (1); providing an 2D-frame (2) at a position in the visualisation environment (10) in correspondence to the first point (4), wherein a first side of the 2D-frame (2) is facing the user (20); displaying a MPR-view (3) within the 2D-frame (2), wherein the MPR-view (3) is based on the 3D medical image data at the position of the 2D-frame (2) and is sized so as to correspond to the size of the 2D-frame (2); and providing a transparent cropping body (9) between the user (20) and the first side of the 2D-frame (2) so as to partly crop the 3D rendering (1).

Abstract: The invention relates to a system (1) for reviewing 3D or 4D medical image data (2), the system (1) comprising (a) a medical review application (MRA) (4) comprising a processing module (6) configured to process a 3D or 4D dataset (2) to generate 3D content (8), and a 2D user interface (16); wherein the 2D user interface (16) is configured to display the 3D content (8) and to allow a user (30) to generate user input (18) commands; (b) an extended reality (XR)-based user interface add-on (XRA) (100); and (c) a data exchange channel (10), the data exchange channel (10) being configured to interface the processing module (6) with the XRA (100); wherein the XRA (100) is configured to interpret and process the 3D content (8) and convert it to XR content displayable to the user (30) in an XR environment (48); wherein the XR environment (48) is configured to allow a user to generate user input (18) events, and the XRA (100) is configured to process the user input (18) events and convert them to user input (18) comman

Abstract: The invention is directed to a computer implemented method for automated analysis of the bias in measurements performed on medical images of an anatomical structure.

Abstract: The invention relates to a method of visualising a dynamic anatomical structure (1), a computer program and a user interface. The method comprises (a) providing a sequence of three-dimensional medical images (M1, M2, M3, . . . MZ) of a dynamic anatomical structure (1) spanning a time period (T), (b) providing a dynamic model (14), in particular surface of the anatomical structure, (c) determining a volume of interest (40) containing an anatomical feature of interest (3) within each of the three-dimensional images, wherein the volume of interest (40) follows the position and/or the shape of the anatomical feature of interest (3) across the time period and wherein the volume of interest (40) is smaller than the complete field of view of the three-dimensional medical images (M1, M2, M3, . . .

Abstract: The invention relates to a method and an apparatus for correcting dynamic models (4) of moving structures (2), said dynamic models being obtained by tracking methods. The method comprises the following steps: (a) providing a time series of images (B) of the moving structure (2) recorded successively in time; (b) providing a dynamic model (4) of the structure (2), said dynamic model being obtained by a tracking method; (c) determining a position time section (h) in the images (B); (d) providing a position-time representation (6) over time of the optionally interpolated image values of the position time section (h) in the images, combined with a representation of the dynamic model (4) as at least one computer graphical object (10); (e) comparing the computer graphical object (10) with the surrounding image content (8), in particular by a user, and (f) correcting the dynamic model (4) by editing the at least one computer graphical object (10), in particular by a user.

Abstract: The invention relates to a method and an apparatus for correcting dynamic models (4) of moving structures (2), said dynamic models being obtained by tracking methods. The method comprises the following steps: (a) providing a time series of images (B) of the moving structure (2) recorded successively in time; (b) providing a dynamic model (4) of the structure (2), said dynamic model being obtained by a tracking method; (c) determining a position time section (h) in the images (B); (d) providing a position-time representation (6) over time of the optionally interpolated image values of the position time section (h) in the images, combined with a representation of the dynamic model (4) as at least one computer graphical object (10); (e) comparing the computer graphical object (10) with the surrounding image content (8), in particular by a user, and (f) correcting the dynamic model (4) by editing the at least one computer graphical object (10), in particular by a user.

Abstract: A process for creating a surface model of a surface of a cavity wall (2), especially a heart chamber including the steps of: (a) accessing at least one three dimensional image data record of the cavity; (b) creating a preliminary deformable surface model of the interior surface or the exterior surface of the cavity wall for each three dimensional image data record; (c) dividing the surface of the preliminary surface model into surface segments; (d) defining volume segments each including one surface segment and extending radially inwards and/or outwards from their associated surface segment; (e) statistical analysis of the grey levels of the voxels present in the volume segments for analyzing the volume proportion of the cavity wall, in the respective volume segment; and (f) deforming the surface segments on the basis of the volume proportion thus creating a corrected surface model.

Abstract: The invention relates to the adaptation of a 3D-surface model to boundaries of an anatomical structure, especially the right ventricle. A first viewing plane is defined corresponding to a default view, especially a four chamber view. A long axis is defined. Then a second, third and optionally a fourth viewing plane are represented intersecting the axis in predefined distances from the starting point and end point thereof. On the viewing planes different markers are represented, controlled and, if required, the position thereof is adapted, especially the position of the intersection points of the axis with the second and third viewing planes, as well as the position of a characteristic line, which together with the end point of the axis spans a characteristic plane of the structure. The 3D-surface model is adapted to the structure by way of the long axis and the position of the characteristic plane.

Abstract: The invention relates to a method for recording medical images, in particular ultrasound images, of a moving object, in particular of a heart, said method comprising the following steps: generating a movement signal that dynamically represents the state of movement of the moving object, identifying the phase position and the frequency of the moving object on the basis of the movement signal, reconstructing the images on the basis of the phase position and of the frequency and/or carrying out at least one scan of the moving object, with the recording times being adjusted according to the phase position and the frequency of the moving object.

Abstract: The invention relates to a device and to a method for adaptive three-dimensional derivation of a proximal isokinetic shell of a proximal flow convergence zone that forms in an observation area in a moving fluid, wherein the magnitude of the velocity of the fluid at each point of the proximal isokinetic shell is identical and equal to a velocity reference value, the method including: a) preparing locally distributed velocity measurements in a surrounding area of the observation area, the measurements representing at least one directional component of the local velocity of the fluid in a respective measurement direction, b) preparing an approximation surface as an initial proximal isokinetic shell) in such a way that the entire flow, at least substantially, in the flow convergence zone penetrates the approximation surface, c) establishing a plurality of approximation points on the approximation surface, d) determining the respective velocity measurements at the respective approximation points, e) calculating a

Abstract: The invention relates to the adaptation of a 3D-surface model to boundaries of an anatomical structure, especially the right ventricle. A first viewing plane is defined corresponding to a default view, especially a four chamber view. A long axis is defined. Then a second, third and optionally a fourth viewing plane are represented intersecting the axis in predefined distances from the starting point and end point thereof. On the viewing planes different markers are represented, controlled and, if required, the position thereof is adapted, especially the position of the intersection points of the axis with the second and third viewing planes, as well as the position of a characteristic line, which together with the end point of the axis spans a characteristic plane of the structure. The 3D-surface model is adapted to the structure by way of the long axis and the position of the characteristic plane.

Abstract: A process for creating a surface model of a surface of a cavity wall (2), especially a heart chamber including the steps of: (a) accessing at least one three dimensional image data record of the cavity; (b) creating a preliminary deformable surface model of the interior surface or the exterior surface of the cavity wall for each three dimensional image data record; (c) dividing the surface of the preliminary surface model into surface segments; (d) defining volume segments each including one surface segment and extending radially inwards and/or outwards from their associated surface segment; (e) statistical analysis of the grey levels of the voxels present in the volume segments for analyzing the volume proportion of the cavity wall in the respective volume segment; and (f) deforming the surface segments on the basis of the volume proportion thus creating a corrected surface model.

Abstract: The invention relates to a device and method for generating a motion-corrected 3D image of a cyclically moving object by means of an ultrasound probe, comprising the steps of providing at least one 3D reference image of the object, the 3D reference image showing the object substantially at one particular phase in its cyclic movement; acquiring a set of sub-images of the object by sweeping the ultrasound probe over the moving object; registering at least two, preferably all, of the sub-images with the 3D reference image, thereby generating at least two motion-corrected sub-images; and reconstructing a motion-corrected 3D image from the motion-corrected sub-images. The invention is also directed to a corresponding device, computer program, and digital storage medium.

Abstract: The invention relates to a method and device for navigating on a vision plane (1) in a multidimensional image data set (8), wherein the intersection angle and degree of freedom (3, 6, 7) of the vision plane (1) displacement correspond to the degree of freedom of a sample (2) displacement, in particular an ultrasound transducer (2) during an interactive image producing examination. Said invention also relates to a method and device for carrying out measurements in dynamic image data, wherein said method consists in stopping, for a predefined time interval, a sequence reproduction when a frame (Fp) is interesting, thereby enabling a user to carry out measurements.

Abstract: A method for detecting and displaying image data of at least one object with reference to a human or animal body is provided with the following method steps: detecting a spatial structure and position of the object through a physical space detection and generating image data of the object on the basis of this detection, projecting the image data onto an artificial body, which represents the human or animal body, and displaying the object using the image data projected onto the artificial body.

Abstract: The present invention relates to a method and apparatus for visualizing movements of an object, preferably the movements of blood vessels during the cardiac cycle. The method includes scanning the object by at least a two dimensional ultrasonic image scanning apparatus at discrete acquisition times to acquire a data set by using surface reconstruction and/or volume rendering techniques. Next, the three-dimensional data set is partitioned into a plurality of volume units, wherein each volume unit has a unit surface. The method further includes calculating the change of volume of each volume unit over the acquisition times to obtain level information of each corresponding unit surface over time, and displaying the three-dimensional data set with its level information over time.

Abstract: The invention relates to a device and to a method for adaptive three-dimensional derivation of a proximal isokinetic shell of a proximal flow convergence zone that forms in an observation area in a moving fluid, wherein the magnitude of the velocity of the fluid at each point of the proximal isokinetic shell is identical and equal to a velocity reference value, the method including: a) preparing locally distributed velocity measurements in a surrounding area of the observation area, the measurements representing at least one directional component of the local velocity of the fluid in a respective measurement direction, b) preparing an approximation surface as an initial proximal isokinetic shell in such a way that the entire flow, at least substantially, in the flow convergence zone penetrates the approximation surface, c) establishing a plurality of approximation points on the approximation surface, d) determining the respective velocity measurements at the respective approximation points, e) calculating a c