Patents by Inventor Marcus Schreckenberg
Marcus Schreckenberg has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20230230321Abstract: 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) commanType: ApplicationFiled: June 16, 2021Publication date: July 20, 2023Inventors: Marcus Schreckenberg, Michael Blankenhagen, Niklas Domenic Maria Hitschrich
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Publication number: 20220392648Abstract: 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.Type: ApplicationFiled: September 30, 2020Publication date: December 8, 2022Inventors: Marcus Schreckenberg, Alexandra Blitz, Michael Blankenhagen, Georg Schummers, Alexander Rossmanith, Sabrina Zoernack, Hendrik Wiebel, Daniel Stapf
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Publication number: 20220130046Abstract: 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, . . .Type: ApplicationFiled: January 10, 2020Publication date: April 28, 2022Inventors: Marcus SCHRECKENBERG, Niklas HITSCHRICH
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Patent number: 10922861Abstract: 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.Type: GrantFiled: September 21, 2017Date of Patent: February 16, 2021Assignee: Koninklijke Philips N.V.Inventors: Marcus Schreckenberg, Alexander Rossmanith, Daniel Stapf
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Publication number: 20190251724Abstract: 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.Type: ApplicationFiled: September 21, 2017Publication date: August 15, 2019Inventors: Marcus Schreckenberg, Alexander Rossmanith, Daniel Stapf
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Patent number: 9324185Abstract: 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.Type: GrantFiled: August 29, 2012Date of Patent: April 26, 2016Assignee: TOMTEC IMAGING SYSTEMS GMBHInventor: Marcus Schreckenberg
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Patent number: 9280816Abstract: 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.Type: GrantFiled: August 21, 2013Date of Patent: March 8, 2016Assignee: TOMTEC IMAGING SYSTEMS GMBHInventor: Marcus Schreckenberg
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Patent number: 9069063Abstract: 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.Type: GrantFiled: May 27, 2009Date of Patent: June 30, 2015Assignee: TOMTEC IMAGING SYSTEMS GMBHInventors: Marcus Schreckenberg, Christian Galuschky, Georg Schummers, Horst Joachim Mayer, Alexander Rossmanith
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Patent number: 8911375Abstract: 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 aType: GrantFiled: October 19, 2009Date of Patent: December 16, 2014Assignee: Tomtec Imaging Systems GmbHInventors: Marcus Schreckenberg, Georg Schummers
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Publication number: 20140055454Abstract: 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.Type: ApplicationFiled: August 21, 2013Publication date: February 27, 2014Applicant: TOMTEC IMAGING SYSTEMS GMBHInventor: Marcus SCHRECKENBERG
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Publication number: 20130057548Abstract: 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.Type: ApplicationFiled: August 29, 2012Publication date: March 7, 2013Applicant: TOMTEC IMAGING SYSTEMS GMBHInventor: Marcus SCHRECKENBERG
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Patent number: 8317705Abstract: 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.Type: GrantFiled: December 10, 2008Date of Patent: November 27, 2012Assignee: Tomtec Imaging Systems GmbHInventors: Daniel Stapf, Marcus Schreckenberg
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Patent number: 8155407Abstract: 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.Type: GrantFiled: July 18, 2006Date of Patent: April 10, 2012Assignee: TomTec Imaging Systems GmbHInventors: Jens Stockhausen, Marcus Schreckenberg, Rolf Baumann, Martin Hyca, Christian Galuschky, Georg Schummers
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Publication number: 20120038666Abstract: 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.Type: ApplicationFiled: April 14, 2010Publication date: February 16, 2012Applicants: TomTec Imaging Systems GmbH, Rohde & Schwarz GmbH & Co. KGInventors: Christian Evers, Gerd Hechtfischer, Andreas Schiessl, Ralf Juenemann, Andreas Paech, Olaf Ostwald, Marcus Schreckenberg, Georg Schummers, Alexander Rossmaith
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Patent number: 8096948Abstract: 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.Type: GrantFiled: November 25, 2004Date of Patent: January 17, 2012Assignee: Tomtec Imaging Systems GmbHInventors: Marcus Schreckenberg, Alexander Rossmanith, Rolf Baumann, Stam Kapetanakis, Mark Monaghan
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Publication number: 20110282210Abstract: 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 cType: ApplicationFiled: October 19, 2009Publication date: November 17, 2011Applicant: Tomtec Imaging Systems GmbHInventors: Marcus Schreckenberg, Georg Schummers
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Publication number: 20110262109Abstract: 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.Type: ApplicationFiled: May 27, 2009Publication date: October 27, 2011Applicant: TOMTEC IMAGING SYSTEMS GMBHInventors: Marcus Schreckenberg, Christian Galuschky, Georg Schummers, Horst Joachim Mayer, Alexander Rossmanith
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Patent number: 8031923Abstract: The present invention relates to a method, a device and a computer program product for evaluating medical image data sets, which consists of two-dimensional section images, in particular MR images, wherein a plurality of two-dimensional cross-sections (K1, K2, . . . Kn) and at least one two-dimensional longitudinal section (L1) of a target region (1) of a human or animal body are recorded and stored, a longitudinal axis (5) and points of intersection (6) are determined at the points at which the longitudinal axis (5) extends through the plurality of two-dimensional cross-sections (K1, K2 . . . Kn) and a reduced data volume (7) is generated, which is composed of partial cross-sections (k1, k2, . . . kn), which are generated by means of the points of intersection (6) and scaling factors (a1, a2, b1, b2) from the plurality of two-dimensional cross-sections (K1, K2, . . . Kn).Type: GrantFiled: October 17, 2007Date of Patent: October 4, 2011Assignee: Tomtec Imaging Systems GmbHInventors: Georg Schummers, Marcus Schreckenberg, Dieter Bayer, Horst Joachim Mayer
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Patent number: 7853304Abstract: The invention relates to a method and device for reconstructing two-dimensional sectional images from a three- or four-dimensional image data set of an object, for example the left ventricle. The method comprises the steps of calculating an anatomical long axis through the object, such that the length and/or shape of the anatomical long axis is adapted to the length and/or shape of the object, and defining a series of sectional planes perpendicular or parallel to the anatomical long axis, and calculating and displaying sectional images corresponding to the sectional planes.Type: GrantFiled: May 13, 2005Date of Patent: December 14, 2010Assignee: Tomtec Imaging Systems GmbHInventors: Rolf Bauman, Marcus Schreckenberg, Georg Schummers
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Patent number: 7803113Abstract: Rotations at multiple longitudinal levels (e.g., rotations from different short axis views) are determined. Three-dimensional representations are generated as a function of the rotations, such as distorting the representation to show rotation and/or modulating the display values as a function of the rotations. Twist and/or torsion of the heart may be calculated from the rotations.Type: GrantFiled: June 14, 2006Date of Patent: September 28, 2010Assignee: Siemens Medical Solutions USA, Inc.Inventors: Helene C. Houle, Georg Schummers, Bernhard Mumm, Christian Galuschky, Marcus Schreckenberg