Patents by Inventor Natan Sharon Katz
Natan Sharon Katz 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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Patent number: 11974817Abstract: Methods, devices, and systems for acquiring the volume of a catheter are disclosed. The system may comprise a catheter and a processor. The processor may be configured to receive a voxel grid comprising a plurality of voxels and a plurality three-dimensional coordinates of a location of a catheter. The processor may render the catheter on a display using the three-dimensional coordinates, wherein the catheter rendering comprises a plurality of shaded pixels. The processor may identify coordinates of one or more voxels of the voxel grid which overlap with at least one shaded pixel and mark the voxels of the voxel grid which overlap with at least one shaded pixel. As such, a voxel trail may be created wherever a catheter moves. The voxel trail may be used to define an internal volume within which the catheter is positioned, such as a chamber of a heart, blood vessel, or valve.Type: GrantFiled: February 1, 2021Date of Patent: May 7, 2024Assignee: Biosense Webster (Israel) Ltd.Inventors: Benjamin Cohen, Lior Zar, Natan Sharon Katz
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Publication number: 20240122639Abstract: A system, includes (i) a processor, which is configured to receive, in a zone between first and second regions of an organ of a patient, one or more signals, at least a signal among the signals includes first and second components indicative of an electrophysiological (EP) property of the organ, and based on a relation between the first and second components, the processor is configured to estimate a location of at least a transition zone between the first and second regions, and (ii) a display, configured to display at least the estimated transition zone over a map of the organ.Type: ApplicationFiled: October 18, 2022Publication date: April 18, 2024Inventors: Ofer Klemm, Inbal Dubiner, Natan Sharon Katz
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Publication number: 20240074689Abstract: A method includes assigning, to first voxels in a model of tissue of a chamber of a heart, respective first values of a parameter at respective locations on the tissue, the first voxels representing the locations, respectively. Some of the locations are on an endocardial surface of the tissue, and others of the locations are on an epicardial surface of the tissue. The method further includes assigning respective second values to second voxels in the model, a subset of which represent a portion of the tissue between the endocardial surface and the epicardial surface, by interpolating the first values. Other embodiments are also described.Type: ApplicationFiled: November 14, 2023Publication date: March 7, 2024Inventors: Lior ZAR, Benjamin COHEN, Natan Sharon KATZ, Aharon TURGEMAN, Yaron KADOSHI
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Patent number: 11911167Abstract: A method includes receiving or generating a volume map of at least a portion of a cavity of an organ of a body including a plurality of mapped locations, and a point cloud of locations in the cavity marked for treatment. The volume map is updated by removing a portion of the mapped locations, so that the locations marked for treatment fall on a surface of the volume map. Using the updated volume map, a map of at least a portion of the cavity is generated, the map including the locations marked for treatment. The map is displayed to user.Type: GrantFiled: January 19, 2021Date of Patent: February 27, 2024Assignee: Biosense Webster (Israel) Ltd.Inventors: Natan Sharon Katz, Benjamin Cohen, Aharon Turgeman, Lior Zar, Fady Massarwa
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Patent number: 11915416Abstract: A system includes a display and a processor. The processor is configured to: (i) receive a dataset including multiple data points, each data point corresponding to one or more properties of an organ of a patient, (ii) produce, based on a clustering criterion, at least a cluster including two or more of the data points, and (iii) produce and present on the display, a map of the organ and at least an object indicative of the cluster. In response to selection of the object by a user, the processor is configured to produce and present on the display, a two-dimensional (2D) table including the one or more properties of each of the clustered data points.Type: GrantFiled: April 20, 2021Date of Patent: February 27, 2024Assignee: Biosense Webster (Israel) Ltd.Inventors: Natan Sharon Katz, Benjamin Cohen, Vladimir Dvorkin, Lior Zar, Aharon Turgeman
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Patent number: 11844619Abstract: A method includes assigning, to first voxels in a model of tissue of a chamber of a heart, respective first values of a parameter at respective locations on the tissue, the first voxels representing the locations, respectively. Some of the locations are on an endocardial surface of the tissue, and others of the locations are on an epicardial surface of the tissue. The method further includes assigning respective second values to second voxels in the model, a subset of which represent a portion of the tissue between the endocardial surface and the epicardial surface, by interpolating the first values. Other embodiments are also described.Type: GrantFiled: January 9, 2023Date of Patent: December 19, 2023Assignee: Biosense Webster (Israel) Ltd.Inventors: Lior Zar, Benjamin Cohen, Natan Sharon Katz, Aharon Turgeman, Yaron Kadoshi
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Patent number: 11771407Abstract: A probe having a contact force sensor is inserted into a cardiac chamber and an image of the blood pool is generated. A portion of the blood pool is removed from the image to retain a remaining portion of the blood pool. A determination is made that the distal segment of the probe is within the remaining portion of the blood pool, and responsively to the determination the contact force sensor is manually zeroed.Type: GrantFiled: May 8, 2019Date of Patent: October 3, 2023Assignee: Biosense Webster (Israel) Ltd.Inventors: Natan Sharon Katz, Aharon Turgeman, Doron Moshe Ludwin, Ronen Krupnik
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Patent number: 11748616Abstract: A method includes collecting a plurality of bipolar electrograms and respective unipolar electrograms of patients, the electrograms including annotations in which one or more human reviewers have identified and marked a window-of-interest and one or more activation times inside the window-of-interest. A ground truth data set is generated from the electrograms, for training at least one electrogram-preprocessing step of a Machine Learning (ML) algorithm. The ML algorithm is applied to the electrograms, to at least train the at least one electrogram-preprocessing step, so as to detect an occurrence of an activation in a given bipolar electrogram within the window-of-interest.Type: GrantFiled: August 12, 2020Date of Patent: September 5, 2023Assignee: Biosense Webster (Israel) Ltd.Inventors: Eliyahu Ravuna, Natan Sharon Katz, Andrey Evgenyevich Kiryasov, Elena Igorevna Kuzhnareva, Aleksey Vladimirovich Shovkun
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Publication number: 20230263452Abstract: A method includes inserting, into a heart of a patient, a catheter having multiple electrodes, and placing the electrodes in contact with tissue of the heart. For each of the electrodes: (i) position signals indicative of a position of the electrode, and (ii) electrocardiogram (ECG) signals acquired by the electrode, are received during a predefined time interval. A positioning stability, along the predefined time interval, is calculated for each of the electrodes based on the position signals. For the electrodes whose positioning stability has an error smaller than a given threshold, calculating whether the ECG signals are indicative of an atrial fibrillation (AF) in the heart. The ECG signals that are indicative of the AF are stored.Type: ApplicationFiled: February 22, 2022Publication date: August 24, 2023Inventors: Aharon Turgeman, Bejmjamin Cohen, Vladimir Dvorkin, Natan Sharon Katz
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Publication number: 20230240622Abstract: A method for producing an image of a body tissue surface. The method includes transforming a source 3-D model of the body tissue surface into a flattened model comprising details of the body tissue surface represented visually on an unwrapped and flattened surface, wherein the flattened model represents transformed positions of the source 3-D model of the body tissue surface defined between a first edge and a second edge. The first edge is formed about a lumen defined by the body tissue surface, and the body tissue surface projects about the lumen to the second edge. The method further includes producing an image from the flattened model.Type: ApplicationFiled: April 10, 2023Publication date: August 3, 2023Applicant: BIOSENSE WEBSTER (ISRAEL) LTD.Inventors: Natan Sharon Katz, Lior Zar, Benjamin Cohen
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Publication number: 20230181246Abstract: A computing system is provided. The computing system includes a memory storing processor executable code. The computing system includes processors executing the code. The code causes the computing system to generate a graphical user interface that includes topological maps constructed from a three-dimensional anatomical model of a portion of an anatomical feature. The topological maps include an interior map view of the portion of the anatomical feature from a perspective of a device inserted into a patient. The code causes the computing system to generate a device icon on each of the topological maps. The device icon presents a real time position of an ablating surface of the device in relation to each map view of the topological maps.Type: ApplicationFiled: November 28, 2022Publication date: June 15, 2023Applicant: Biosense Webster (Israel) Ltd.Inventors: Natan Sharon Katz, Dror Berman, Benjamin Cohen
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Publication number: 20230172520Abstract: A method for configuring an electroanatomical (EA) mapping procedure, the method includes receiving user input including a type of arrhythmia to be diagnosed. A confidence level is received for data points acquired in a heart of a patient in the EA mapping procedure. One or more data collection parameters for the data points are automatically set based on the type of arrhythmia and the confidence level. An EA map is constructed and presented, the EP map including at least some of the acquired data points, in accordance with the automatically-set data collection parameters.Type: ApplicationFiled: December 6, 2021Publication date: June 8, 2023Inventors: Benjamin Cohen, Natan Sharon Katz, Vladimir Dvorkin, Lior Zar
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Publication number: 20230172519Abstract: A method includes receiving a bipolar signal sensed by a pair of electrodes at a location in a heart of a patient. One or more electrocardiogram (ECG) signals are received, sensed by body-surface electrodes attached to the patient. Two or more successive QRS complexes are identified in the bipolar signal. One or more activations are detected in the bipolar signal, which occur within a window-of-interest that begins at least a given time with respect to the identified QRS complexes. The detected activations are checked whether they are late potentials, by verifying whether (i) the activations do not coincide with a predefined event observed in the ECG signals, and (ii) the activations are repeatable in the successive QRS complexes. In response to deciding that at least one of the detected activations is a late potential, the latest of the at least one of the late potentials is visualized to a user.Type: ApplicationFiled: February 2, 2023Publication date: June 8, 2023Inventors: Refael Itah, Natan Sharon Katz, Yaron Kadoshi, Gal Hayam, Elad Nakar, Tal Haim Bar-on, Eliyahu Ravuna, Lior Botzer, Yoav Benaroya, Nuno Miguel Rocha Coretez-Diaz
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Publication number: 20230157569Abstract: In one embodiment, a medical system includes a catheter configured to be inserted into a chamber of a heart of a living subject, and including a distal end including catheter electrodes configured to contact tissue at respective locations within the chamber of the heart, at least one position sensor configured to provide at least one position signal indicative of a position of the distal end, a display, and processing circuitry configured to compute the position of the distal end of the catheter responsively to the at least one position signal, render to the display a 3D anatomical map of the chamber of the heart and a 3D representation of the distal end of the catheter, and render to the display over at least part of the map, at least one intracardiac electrogram trace representing electrical activity in the tissue that is sensed by at least one of the catheter electrodes.Type: ApplicationFiled: November 22, 2021Publication date: May 25, 2023Inventors: Assaf Govari, Natan Sharon Katz, Vadim Gliner, Vladimir Dvorkin, Andres Claudio Altmann, Benny Cohen
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Publication number: 20230157612Abstract: A method includes assigning, to first voxels in a model of tissue of a chamber of a heart, respective first values of a parameter at respective locations on the tissue, the first voxels representing the locations, respectively. Some of the locations are on an endocardial surface of the tissue, and others of the locations are on an epicardial surface of the tissue. The method further includes assigning respective second values to second voxels in the model, a subset of which represent a portion of the tissue between the endocardial surface and the epicardial surface, by interpolating the first values. Other embodiments are also described.Type: ApplicationFiled: January 9, 2023Publication date: May 25, 2023Inventors: Lior Zar, Benjamin Cohen, Natan Sharon Katz, Aharon Turgeman, Yaron Kadoshi
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Patent number: 11647966Abstract: A method for producing an image of a body tissue surface. The method includes transforming a source 3-D model of the body tissue surface into a flattened model comprising details of the body tissue surface represented visually on an unwrapped and flattened surface, wherein the flattened model represents transformed positions of the source 3-D model of the body tissue surface defined between a first edge and a second edge. The first edge is formed about a lumen defined by the body tissue surface, and the body tissue surface projects about the lumen to the second edge. The method further includes producing an image from the flattened model.Type: GrantFiled: June 10, 2021Date of Patent: May 16, 2023Assignee: BIOSENSE WEBSTER (ISRAEL) LTD.Inventors: Natan Sharon Katz, Lior Zar, Benjamin Cohen
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Publication number: 20230123838Abstract: A method includes defining multiple different types of arrhythmias. Similarity measures are defined for the types of arrhythmias. A set of EP signals is received, the set acquired in a heart of a patient. Using the similarity measures, the set of EP signals is partitioned into at least two clusters, each cluster containing EP signals complying with a respective similarity measure for a respective type of arrhythmia. The clusters are indicated to a user.Type: ApplicationFiled: October 20, 2021Publication date: April 20, 2023Inventors: Benjamin Cohen, Natan Sharon Katz, Aharon Turgeman, Vladimir Dvorkin
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Patent number: 11607272Abstract: Methods, apparatus, and systems for medical procedures are disclosed herein and include receiving a first electrical activity at a first time for a plurality of points on an intrabody surface. A first cluster of points is identified from the plurality of points, based on the first electrical activity, the first cluster of points each exhibiting electrical activity above an activity threshold. A second electrical activity is received at a second time for the plurality of points on the intra-body surface. A second cluster of points is identified from the plurality of points, based on the second electrical activity. The first cluster of points and the second cluster of points are determined to be related based on a propagation threshold. A first visual indication for a first propagation route is provided from the first cluster of points to the second cluster of points.Type: GrantFiled: November 12, 2019Date of Patent: March 21, 2023Assignee: Biosense Webster (Israel) Ltd.Inventors: Natan Sharon Katz, Benjamin Cohen, Lior Zar, Aharon Turgeman
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Patent number: 11589795Abstract: A method includes receiving a bipolar signal sensed by a pair of electrodes at a location in a heart of a patient. One or more electrocardiogram (ECG) signals are received, sensed by body-surface electrodes attached to the patient. Two or more successive QRS complexes are identified in the bipolar signal. One or more activations are detected in the bipolar signal, which occur within a window-of-interest that begins at least a given time with respect to the identified QRS complexes. The detected activations are checked whether they are late potentials, by verifying whether (i) the activations do not coincide with a predefined event observed in the ECG signals, and (ii) the activations are repeatable in the successive QRS complexes. In response to deciding that at least one of the detected activations is a late potential, the latest of the at least one of the late potentials is visualized to a user.Type: GrantFiled: December 22, 2020Date of Patent: February 28, 2023Assignee: Biosense Webster (Israel) Ltd.Inventors: Refael Itah, Natan Sharon Katz, Yaron Kadoshi, Gal Hayam, Elad Nakar, Tal Haim Bar-on, Eliyahu Ravuna, Lior Botzer, Yoav Benaroya, Nuno Miguel Rocha Cortez-Diaz
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Patent number: D1000466Type: GrantFiled: December 27, 2022Date of Patent: October 3, 2023Assignee: BIOSENSE WEBSTER (ISRAEL) LTD.Inventors: Natan Sharon Katz, Amiram Sheiner, Oshrat Ben Zaken, Ben Ami Novogrodsky