Patents Examined by Nicholas S Borsch
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Patent number: 12220163Abstract: Disclosed herein are wirelessly powered tissue ablation devices comprising an alternating magnetic field generator; an ablation probe comprising an ablation tip; a catheter comprising an opening at a tissue insertion end and a lumen extending along a length of the catheter to the catheter opening; and a magnetic field receiving coil configured to be electrically coupled to the ablation probe; wherein at least a portion of the ablation probe is positionable within the lumen of the catheter, and wherein the ablation tip protrudes through the opening of the catheter. Also disclosed are methods of using wirelessly powered tissue ablation devices.Type: GrantFiled: May 31, 2019Date of Patent: February 11, 2025Assignee: University of Georgia Research Foundation, Inc.Inventors: Tsz Ho Tse, Julian Malik Moore
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Patent number: 12213728Abstract: A method, including performing an ablation of tissue using a first high RF power for a short duration, suspending RF power for a predetermined period, and using a second high RF power for a short duration forming lesions with greater surface area and greater depth through resistive heating and thermal latency. High RF power may range between 75-95 W and short duration may range between 4-5 seconds.Type: GrantFiled: April 23, 2020Date of Patent: February 4, 2025Assignee: Biosense Webster (Israel) Ltd.Inventors: Keshava Datta, Kristine Fuimaono, Assaf Govari, Andres Claudio Altmann, Tushar Sharma
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Patent number: 12213723Abstract: A vitreous enamel coating for an electrosurgical metal cutting blade, the coating having a coefficient of thermal expansion substantially near the coefficient of thermal expansion of the metal cutting blade. Selection of materials having similar coefficients of thermal expansion results in an electrosurgical cutting blade with an improved insulating layer, substantially improved durability, or both.Type: GrantFiled: November 14, 2017Date of Patent: February 4, 2025Assignee: Medtronic Advanced Energy LLCInventors: Xiaoming Cheng, Himanshu K. Bhatt, Zahedul Huq
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Patent number: 12207864Abstract: A tissue resecting or other medical device includes a handle coupled to an elongated shaft. A radiofrequency (RF) electrode is carried at a distal end of the elongated shaft, and the electrode is moveable across a window in a sleeve or other component of the shaft. The shaft has an interior channel connectable to a negative pressure source to remove debris from the channel. A motor is carried by the handle and operatively coupled to the electrode for moving the electrode relative to the window. An electronic image sensor and lens are disposed at a distal end of the shaft, and a plurality of conductors may extend through the shaft to the image sensor. The image sensor, lens and sensor conductors are disposed within a first tubular member, and an LED or other light source is also positioned at a distal end of the shaft with LED conductors or leads extending through a second tubular member of the shaft to the LED.Type: GrantFiled: March 4, 2024Date of Patent: January 28, 2025Assignee: AULEA MEDICAL, INC.Inventors: George Chao-chih Hsu, Csaba Truckai
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Patent number: 12207858Abstract: An apparatus includes a shaft, a balloon, a tip member, and a heating feature. The tip member is distal to the balloon and has a larger outer diameter than the shaft. The heating feature is operable to ablate tissue of the Eustachian tube contacting the balloon in the expanded state. The heating feature may include an illuminating element and a photosensitive coating on the balloon. Alternatively, the heating feature may include a thermal heating element that heats the balloon inflation fluid and thereby heats the wall of the balloon. Another apparatus includes a shaft, a tip member, and an electrode assembly. The electrode assembly includes a plurality of electrodes positioned along the shaft near the distal end, proximal to the tip member. The electrodes are spaced apart from each other along a longitudinal axis and are operable to apply RF energy to tissue to thereby ablate the tissue.Type: GrantFiled: June 11, 2021Date of Patent: January 28, 2025Assignees: Acclarent, Inc., Biosense Webster (Israel) Ltd.Inventors: Jetmir Palushi, Hany Abdelwahed, Shubhayu Basu, Itzhak Fang, Madison K. Vanosdoll, Henry F. Salazar
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Patent number: 12201350Abstract: An exemplary system, method and computer-accessible medium for determining particular for a portion(s) of an organ of a patient(s) can be provided, which can include, for example, receiving an in vivo optical coherence tomography (OCT) imaging information for the portion(s), and determining (i) a lesion formation on or in the portion(s), (ii) a contact of a catheter on or with the portion(s), or (iii) an angle of the catheter with respect to the portion(s), by applying a convolutional neural network(s) to the in vivo OCT imaging information.Type: GrantFiled: March 29, 2021Date of Patent: January 21, 2025Assignee: THE TRUSTEES OF COLUMBIA UNIVERSITY IN THE CITY OF NEW YORKInventors: Christine Hendon, Rajinder Singh-Moon, Xin Yu
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Patent number: 12193721Abstract: Apparatus and associated methods relate to controlling electrical power of an electrotherapeutic signal that is provided to a biological tissue engaged by an electrosurgical instrument during a medical procedure. Electrical power—a product of a voltage difference across and an electrical current conducted by the engaged biological tissue—is controlled according to a therapeutic schedule. The electrotherapeutic schedule can be reduced or terminated in response to a termination criterion being met. In some examples, the termination criterion is a current characteristic, such as, for example, a decrease in current conducted by the engaged biological tissue. In some examples, the termination criterion is a biological tissue resistance characteristic, such as, for example, an increase in the biological tissue resistance that exceeds a predetermined delta resistance value.Type: GrantFiled: May 14, 2020Date of Patent: January 14, 2025Assignee: Gyrus ACMI, Inc.Inventors: Kester Julian Batchelor, Maureen D. Busche, Wayne Williams
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Patent number: 12171488Abstract: A novel catheter is disclosed comprising an electrode array that is capable of switching between a sensing configuration for sensing electrical signals of biological tissue and an ablation configuration for delivery of ablation energy at a region of interest. Irrigation ports are interlaced within the electrode array to vent irrigant during an ablation procedure to; prevent excessive heating, charring of tissue, coagulation of blood, and allow for efficient delivery of ablation therapy for maximum therapy efficacy. The novel catheter includes a plurality of splines with linear portions wherein the electrodes of the electrode array are disposed. The splines are connected by connectors which include one or more bends capable of storing potential energy when the bends are elastically deformed, enabling collapse and expansion of the catheter in a sheath.Type: GrantFiled: August 9, 2022Date of Patent: December 24, 2024Assignee: PhysCade, Inc.Inventors: Sanjiv M. Narayan, Dylan R. Montgomery, Steven D. Thompson, Jonathan S. Ciulla, Peter J. D'Aquanni, Andy E. Denison, Melissa Donovan-Green, Jose Alvarado, Mahmood I. Alhusseini, Bret A. Herscher
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Patent number: 12171489Abstract: The present disclosure provides electroporation systems and methods of energizing a catheter for delivering electroporation. A catheter for delivering electroporation includes a distal section and an electrode assembly. The distal section is configured to be positioned in a vein within a body. The vein defines a central axis. The electrode assembly is coupled to the distal section and includes a structure and a plurality of electrodes distributed thereabout. The structure is configured to at least partially contact the vein. Each of the electrodes is configured to be selectively energized to form a circumferential ring of energized electrodes that is concentric with the central axis of the vein.Type: GrantFiled: September 6, 2023Date of Patent: December 24, 2024Assignee: St. Jude Medical, Cardiology Division, Inc.Inventor: Eric Olson
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Patent number: 12161400Abstract: A method includes receiving position signals that are indicative of positions of multiple electrodes disposed on an expandable balloon that is fitted at a distal end of a shaft for engaging a lumen of an organ to occlude the lumen. Based on the received position signals, a change is calculated in one or more dimensions of the balloon between (i) a first configuration in which the balloon is inflated but not engaged in the lumen, and (ii) a second configuration in which the balloon is inflated and engaged in the lumen. Using the calculated change, a degree is estimated to which the balloon occludes the lumen. The estimated degree of occlusion is presented to a user.Type: GrantFiled: April 21, 2023Date of Patent: December 10, 2024Assignee: Biosense Webster (Israel) Ltd.Inventors: Eid Adawi, Zvi Dekel
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Patent number: 12161388Abstract: The present application relates to the technical field of pulse ablation, in particular to an electric pulse ablatograph for an endoscope, which includes: an electrode assembly including a central electrode and a cylindrical electrode and configured to pass through a working channel of the endoscope into a body and transmit a pulse to tissues in use; a pulse waveform generator coupled to the electrode assembly and configured to transmit pulse voltage to the electrode assembly; an electrode driving device configured to drive the central electrode and the cylindrical electrode; a parameter input device configured to configure coordinate information of an ablation region; and a control device in signal connection with the parameter input device and in control connection with the electrode driving device.Type: GrantFiled: August 19, 2019Date of Patent: December 10, 2024Assignee: HANGZHOU READY BIOLOGICAL TECHNOLOGY CO., LTDInventor: Yonggang Chen
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Patent number: 12156694Abstract: The present disclosure provides catheters for electroporation systems. One catheter includes a plurality of catheter electrodes disposed along a portion of a distal end of the electroporation catheter. The plurality of catheter electrodes includes a plurality of first type catheter electrodes adapted for use with an electroporation generator during an electroporation procedure and a plurality of second type catheter electrodes adapted for use with an electroporation generator during an electroporation procedure and for use with a diagnostic subsystem. The plurality of first type catheter electrodes is positioned at a distal end of the electroporation catheter. Each second type catheter electrode is adjacent another second type catheter electrode.Type: GrantFiled: May 17, 2023Date of Patent: December 3, 2024Assignee: St. Jude Medical, Cardiology Division, Inc.Inventor: Israel Byrd
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Patent number: 12150697Abstract: Devices, systems, and methods for therapeutically treating tissue. The devices and methods are suitable for minimally invasive surgery or open surgical procedures. More particularly, methods and devices described herein permit treating large areas of tissue with a therapeutic device. In some variations, the method and devices allow for large area treatment without having to reposition the device. The methods and devices described herein discuss the treatment of cardiac tissue for purposes of illustration.Type: GrantFiled: November 29, 2018Date of Patent: November 26, 2024Assignee: AtriCure, Inc.Inventor: Tamer Ibrahim
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Patent number: 12127729Abstract: A method for evacuating particulates from a surgical site is disclosed. The method comprises communicatively connecting a particulate evacuation module and a surgical hub, wherein the surgical hub comprises a surgical hub enclosure, and wherein the particulate evacuation module is configured to be received within the surgical hub enclosure. The method further comprises removing a particulate from the surgical site and into the particulate evacuation module, analyzing the removed particulate, and modifying an operation of the particulate evacuation module based on the analysis of the removed particulate.Type: GrantFiled: December 4, 2018Date of Patent: October 29, 2024Assignee: Cilag GmbH InternationalInventors: David C. Yates, Benjamin J. Danziger, Frederick E. Shelton, IV, Jason L. Harris, Jeffrey L. Aldridge
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Patent number: 12121288Abstract: In some aspects, the present disclosure pertains to methods of treating a tissue volume comprising (a) administering an implantable composition comprising a releasable membrane-active agent to a target site such that the membrane-active agent is locally released to the tissue volume and (b) performing irreversible, reversible and/or thermal treatment by application of a pulsed electric field to the tissue volume. In other aspects, the present disclosure pertains to embolic compositions that comprise releasable membrane-active agents.Type: GrantFiled: March 17, 2021Date of Patent: October 22, 2024Assignees: Boston Scientific Scimed, Inc., Regents of the University of MinnesotaInventors: Bruce R. Forsyth, Chun Wang, Samuel Hanson
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Patent number: 12114917Abstract: The invention provides for a device (100) for use in electrical nerve modulation in a subject, characterized in that it comprises a rotational and linear actuator (110); a tubular element (101) having a proximal end connected to the actuator (110) and a distal end; a flexible shaft (102) coaxially disposed within the tubular element (101), comprising a proximal end operably connected to the actuator (110) and a distal end, and adapted to be slid along the tubular element (101); a conformable support (103) comprising a proximal end operably connected to the tubular element's (101) distal end, and a distal end operably connected to the flexible shaft's (102) distal end, having a portion of its length helically wrapped about a distal portion of the flexible shaft (102) so to define a pitch (500) and a radius (400); and a plurality of electrodes (104) operably disposed along the helically configured portion of the conformable support (103), and electrically connectable to a generator (200), adapted to contact theType: GrantFiled: May 10, 2017Date of Patent: October 15, 2024Assignee: ECOLE POLYTECHNIQUE FEDERALE DE LAUSANNE (EPFL)Inventors: Guillaume Petitpierre, Philippe Renaud
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Patent number: 12102370Abstract: A skin status monitoring apparatus that includes one or more sensors for sensing the applied energy density to an operative site in real time based on one or more monitored variables is provided. Based on the sensed applied energy density, the applied power level of the cold plasma beam may be adjusted, such that, the applied energy density to the operative site remains within the beneficial range that achieves the desired physiological effect to the operative site. The skin status monitoring apparatus of the present disclosure may be coupled to a distal end of an electrosurgical device capable of generating cold plasma.Type: GrantFiled: January 22, 2019Date of Patent: October 1, 2024Assignee: Apyx Medical CorporationInventors: Gregory A. Konesky, Claes Fredrik Jonsson, Shawn D. Roman
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Patent number: 12102293Abstract: A guidewire, consisting of a flexible biocompatible tube, having a tube distal end, the tube containing an internal lumen and being configured to be inserted into an orifice of a body of a living subject. A planar resilient strip is inserted into the internal lumen, the strip having a strip proximal end and a strip distal end fixed to the tube distal end. A coil spring is fixed to the strip proximal end so that an axis of symmetry of the coil is coplanar with the strip, the coil spring containing a coil lumen. A wire is threaded through the coil lumen and has a termination fixed to the strip distal end, so that pulling on the wire causes the strip and the tube to bend.Type: GrantFiled: July 30, 2020Date of Patent: October 1, 2024Assignee: Biosese Webster (Israel) Ltd.Inventors: Assaf Govari, Andres Claudio Altmann, Yehuda Algawi, Ilya Sitnitsky, Vadim Gliner, Yair Palti
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Patent number: 12070257Abstract: Provided herein are catheter devices, systems, and methods to ablate a tissue location. The devises, systems, and methods disclosed herein include ablation systems including a catheter system with inner and outer shafts that deliver an ablation medium (e.g., a cryogenic ablation medium) to a body lumen and evacuate the ablation medium from the body lumen. In some embodiments, devices, systems, and methods disclose herein include expandable structures that facilitate in positioning of nozzles and/or evacuation of ablation medium from a body lumen.Type: GrantFiled: February 13, 2023Date of Patent: August 27, 2024Assignee: Ictero Medical, Inc.Inventors: Matthew Nojoomi, David Waters, Aedan Mangan, Eric Ryba, Michael Mulanix
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Patent number: 12070258Abstract: A method for applying cold atmospheric plasma treatment on target tissue. The method comprises the steps of selecting through a graphical user interface on a display a particular cancer cell line associated with the target tissue, retrieving in response to the selecting, with a computing device connected to the display, settings data from a database of cell line data and associated settings data in a storage, applying, with the computing device, the retrieved settings data to a cold atmospheric plasma system, and treating cancer tissue with cold atmospheric plasma at the retrieved settings. The method may further comprise displaying the retrieved settings on a display.Type: GrantFiled: June 29, 2023Date of Patent: August 27, 2024Assignee: Jerome Canady Research Institute for Advanced Biological and Technical SciencesInventor: Jerome Canady