Patents by Inventor Swen Woerlein
Swen Woerlein 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: 20220249038Abstract: Disclosed is a computer-implemented method for determining an orientation of an electrode using acquired two-dimensional rotational images taken while the two-dimensional imaging apparatus is rotated about the patient, and acquired three dimensional tomographic images of the anatomical structure. The electrode orientation is determined in the three-dimensional reference system of the tomographic imaging apparatus.Type: ApplicationFiled: May 2, 2022Publication date: August 11, 2022Inventors: Stefan ACHATZ, Swen WOERLEIN
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Patent number: 11317880Abstract: Disclosed is a computer-implemented medical data processing method for determining an orientation of an electrode, the electrode being configured for electrically stimulating an anatomical structure of a patient and comprising a rotational orientation marker, the method comprising executing, on at least one processor of at least one computer, steps of: a) acquiring (S1.1), at the at least one processor, rotational image data describing two-dimensional medical images of the anatomical structure and the electrode, the two-dimensional medical images having been taken with a two-dimensional medical imaging apparatus during rotation of the medical imaging apparatus relative to the anatomical structure, the rotational image data further describing, for each of the two-dimensional medical images, an imaging perspective relative to the anatomical structure associated with the respective two-dimensional medical image; b) determining (S1.Type: GrantFiled: January 24, 2017Date of Patent: May 3, 2022Assignee: BRAINLAB AGInventors: Stefan Achatz, Swen Woerlein
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Publication number: 20200237326Abstract: Disclosed is a computer-implemented medical data processing method for determining an orientation of an electrode, the electrode being configured for electrically stimulating an anatomical structure of a patient and comprising a rotational orientation marker, the method comprising executing, on at least one processor of at least one computer, steps of: a) acquiring (S1.1), at the at least one processor, rotational image data describing two-dimensional medical images of the anatomical structure and the electrode, the two-dimensional medical images having been taken with a two-dimensional medical imaging apparatus during rotation of the medical imaging apparatus relative to the anatomical structure, the rotational image data further describing, for each of the two-dimensional medical images, an imaging perspective relative to the anatomical structure associated with the respective two-dimensional medical image; b) determining (S1.Type: ApplicationFiled: January 24, 2017Publication date: July 30, 2020Inventors: Stefan ACHATZ, Swen WOERLEIN
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Patent number: 10022199Abstract: The invention relates to a data processing method of determining a positional transformation (T, M) for correcting the registration of an anatomical body part with a medical imaging apparatus, the method being executed by a computer and comprising the following steps: a) acquiring initial body part position data comprising initial body part position information describing an initial relative position (1) between the medical imaging apparatus and the anatomical body part; b) acquiring, from the medical imaging apparatus, body part medical image data comprising body part medical image information describing an image of the anatomical body part; c) acquiring, based on the body part medical imaging data, actual body part position data comprising actual body part position information describing an actual relative position (2, 4) between the anatomical body part and the medical imaging apparatus; d) determining, based on the actual body part position data and the initial body part position data, body part positionType: GrantFiled: January 29, 2013Date of Patent: July 17, 2018Assignee: Brainlab AGInventors: Jürgen Gassner, Uli Mezger, Valentin Elefteriu, Swen Woerlein
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Patent number: 9974615Abstract: A method of determining the position of a medical device to be localized, comprising: a) acquiring main position data comprising reference structure position information which describes the position of a reference structure in a global coordinate system, the main position data having been gathered by a main detection device; b) acquiring supplement position data comprising relative position information which describes the position of the medical device relative to the position of the reference structure in a reference coordinate system, the supplement position data having been gathered by a supplement detection device; c) determining, based on the relative position information and the reference structure position information, medical device position data comprising medical device position information which describes the position of the medical device in the global coordinate system.Type: GrantFiled: September 28, 2011Date of Patent: May 22, 2018Assignee: Brainlab AGInventors: Swen Woerlein, Johannes Manus
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Publication number: 20150320512Abstract: The invention relates to a data processing method of determining a positional transformation (T, M) for correcting the registration of an anatomical body part with a medical imaging apparatus, the method being executed by a computer and comprising the following steps: a) acquiring initial body part position data comprising initial body part position information describing an initial relative position (1) between the medical imaging apparatus and the anatomical body part; b) acquiring, from the medical imaging apparatus, body part medical image data comprising body part medical image information describing an image of the anatomical body part; c) acquiring, based on the body part medical imaging data, actual body part position data comprising actual body part position information describing an actual relative position (2, 4) between the anatomical body part and the medical imaging apparatus; d) determining, based on the actual body part position data and the initial body part position data, body part positionType: ApplicationFiled: January 29, 2013Publication date: November 12, 2015Inventors: Jürgen Gassner, Uli Mezger, Valentin Elefteriu, Swen Woerlein
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Publication number: 20150150645Abstract: A method for sampling surface points on the surface of an object using a medical navigation system and a light beam source, wherein the light beam source generates a light beam which creates a light spot on the surface, and a camera of the medical navigation system records image data from which the location of the light spot is determined as the location of a sample point, said method comprising the steps of: generating a quality measure for a sample point using a quality measurement device which is at least partially attached to the light beam source and used to determine quality measurement data from which the quality measure is determined; and processing the sample point on the basis of the quality measure.Type: ApplicationFiled: April 12, 2012Publication date: June 4, 2015Inventors: Swen Woerlein, Fritz Vollmer, Alexander Urban, Martin Mathis
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Patent number: 9044269Abstract: The invention relates to a medical tracking marker (12) for localizing or tracking an object (10) by means of a medical tracking system (30), said marker comprising a first part (1) which is to be fixed on the object (10), and a second part (2) which is to be connected to the first part (1), wherein the first and second parts (1, 2) comprise interconnecting elements (4, 6) which are adapted to provide a positionally determined connection between the first part (1) and the second part (2) while the first part is located under a surgical drape (20) and the second part is located above said surgical drape (20), with the drape (20) placed between the two parts (1, 2).Type: GrantFiled: September 30, 2009Date of Patent: June 2, 2015Assignee: Brainlab AGInventor: Swen Woerlein
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Publication number: 20140316257Abstract: A method of determining the position of a medical device to be localized, comprising: a) acquiring main position data comprising reference structure position information which describes the position of a reference structure in a global coordinate system, the main position data having been gathered by a main detection device; b) acquiring supplement position data comprising relative position information which describes the position of the medical device relative to the position of the reference structure in a reference coordinate system, the supplement position data having been gathered by a supplement detection device; c) determining, based on the relative position information and the reference structure position information, medical device position data comprising medical device position information which describes the position of the medical device in the global coordinate system.Type: ApplicationFiled: September 28, 2011Publication date: October 23, 2014Applicant: Brainlab AGInventors: Swen Woerlein, Johannes Manus
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Patent number: 8750965Abstract: A method for tracking at least one rigid object part of a rigid reference object, wherein the rigid object part can be detached or removed from the rigid reference object is provided. The method includes obtaining a patient data set of a region around the object part, attaching a first reference star in a fixed position relative to the object part situated on the reference object, detecting reference points on the reference object and ascertaining three-dimensional spatial positions of the reference points of the reference object, assigning the three-dimensional spatial positions of the reference points of the reference object to corresponding points in the patient data set, attaching a second reference star to the object part, ascertaining positional information of the second reference star; and ascertaining positional information of the object part or tracking the object part based on the positional information of the second reference star.Type: GrantFiled: May 11, 2007Date of Patent: June 10, 2014Assignee: Brainlab AGInventors: Swen Woerlein, Jens Witte, Nils Frielinghaus
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Publication number: 20120184839Abstract: The invention relates to a medical tracking marker (12) for localizing or tracking an object (10) by means of a medical tracking system (30), said marker comprising a first part (1) which is to be fixed on the object (10), and a second part (2) which is to be connected to the first part (1), wherein the first and second parts (1, 2) comprise interconnecting elements (4, 6) which are adapted to provide a positionally determined connection between the first part (1) and the second part (2) while the first part is located under a surgical drape (20) and the second part is located above said surgical drape (20), with the drape (20) placed between the two parts (1, 2).Type: ApplicationFiled: September 30, 2009Publication date: July 19, 2012Inventor: Swen Woerlein
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Publication number: 20100286511Abstract: The invention relates to a method for displaying image data of a part of a patient's body, in which the part of the patient's body comprising regions which are provided with a radiation-emitting contrast agent is detected in a first step by means of a detection device, wherein during the first step, the intensity of the radiation emitted by the regions provided with the contrast agent is higher than the intensity of other radiation which can be detected by the detection device and which is emitted by the detected part of the patient's body, wherein a patient image data set is produced on the basis of the detected radiation, and wherein the patient image data set is displayed to a user by means of an output device in a second step.Type: ApplicationFiled: May 6, 2010Publication date: November 11, 2010Inventors: Swen WOERLEIN, Anke Weissenborn, Ingmar Thiemann, Martin Mathis
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Publication number: 20100177185Abstract: The application concerns a method of integrating image information (3, 5, 8, 9) from an external source, e.g. an imaging device (1), and an operating microscope (2) before or during an operative procedure on an object (18) or body parts of a patient comprising: positioning an operating microscope (2) before or in the course of said operative procedure at an operative location relative to the patient (18); establishing the spatial relationship among the image information, the patient (18), and the focal plane of a projector (7) or the projection space or the projector (7) itself; introducing the image information and spatial relationship to a computer and reformatting the image information to generate a computer-generated image of the body part at a determined area or plane related to or directly on the surface of the object (18); and projecting the computer-generated image onto the object (18) or patient for coordinated viewing (12) of the computer-generated image and the patient.Type: ApplicationFiled: June 18, 2007Publication date: July 15, 2010Inventors: Swen Woerlein, Ingmar Tiehmann, Martin Mathis, Anke Weissenborn
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Patent number: 7463823Abstract: A system for visually combining patient image data from transillumination and/or tomographic imaging methods and/or object image data with video images includes an image display device having an auto-stereoscopic monitor, at least one camera and a computer-assisted navigation system. The navigation system is operable to detect spatial positions of a part of the patient's body via a first tracking device attached to the body, and spatial positions of said image display device and/or said at least one camera via a second tracking device attached to the image display device or the camera, wherein the image display device and the at least one camera are assigned to each other and are formed as a portable unit.Type: GrantFiled: June 23, 2006Date of Patent: December 9, 2008Assignee: BrainLAB AGInventors: Rainer Birkenbach, Robert Schmidt, Richard Wohlgemuth, Holger-Claus Roβner, Nils Frielinghaus, Claus Schaffrath, Swen Wörlein
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Publication number: 20070274589Abstract: A method for tracking at least one rigid object part of a rigid reference object, wherein the rigid object part can be detached or removed from the rigid reference object is provided. The method includes obtaining a patient data set of a region around the object part, attaching a first reference star in a fixed position relative to the object part situated on the reference object, detecting reference points on the reference object and ascertaining three-dimensional spatial positions of the reference points of the reference object, assigning the three-dimensional spatial positions of the reference points of the reference object to corresponding points in the patient data set, attaching a second reference star to the object part, ascertaining positional information of the second reference star; and ascertaining positional information of the object part or tracking the object part based on the positional information of the second reference star.Type: ApplicationFiled: May 11, 2007Publication date: November 29, 2007Inventors: Swen Woerlein, Jens Witte, Nils Frielinghaus
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Publication number: 20070270690Abstract: A medical registration device includes a localizing device for detecting a spatial position of a treatment device, treatment-assisting device, patient or patient body part, said localizing device including a data processing unit operative to assign detected spatial positions of the patient or patient body part to corresponding points of an acquired patient image data set, and a distance measuring device communicatively coupled to the data processing unit. A spatial position of the distance measuring device is detected by the localizing device, and the distance measuring device transfers distance data for measured points to the data processing unit. Based on the detected spatial position and the measured distance, a spatial location of the point can be ascertained.Type: ApplicationFiled: May 18, 2007Publication date: November 22, 2007Inventor: Swen Woerlein
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Patent number: 7203277Abstract: A device for visually combining patient image data from transillumination and/or tomographic imaging methods with object image data comprising video images includes an image display device and at least one video camera associated with the image display device as a portable unit. A computer-assisted navigation system can detect the spatial positions of the image display device and/or the video camera as well as the spatial positions of a part of the patient's body via tracking means. An input device can be provided on the image display device, which enables inputs for image-assisted treatment or treatment planning.Type: GrantFiled: April 23, 2004Date of Patent: April 10, 2007Assignee: BrainLAB AGInventors: Rainer Birkenbach, Robert Schmidt, Richard Wohlgemuth, Holger-Claus Rossner, Nils Frielinghaus, Claus Schaffrath, Swen Wörlein