Patents Assigned to Medtronic Xomed, Inc.
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Patent number: 12046970Abstract: A motor for a surgical instrument includes a rotor and a stator. The rotor includes a shaft and a magnet. The stator includes (i) a cavity in which the rotor is disposed, and (ii) a coil assembly. The coil assembly includes multiple phase sets. The phase sets include multiple sets of wires. Each of the phase sets includes multiple coils and corresponds to a respective one of the sets of wires. The coils in each of the phase sets are at respective positions about the rotor. One of the sets of wires includes at least three wires. The stator causes the rotor to axially rotate a surgical tool of the surgical instrument based on current received at the sets of wires.Type: GrantFiled: July 10, 2023Date of Patent: July 23, 2024Assignee: Medtronic Xomed, Inc.Inventors: Manfred K. Luedi, Vikram A. Garadi, Thierry A. Bieler, Christian R. Koechli
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Patent number: 12029908Abstract: An implantable neurostimulator (INS) and method of use, the INS including an electrical lead having formed thereon at least a pair of bi-polar electrodes, wherein the electrical lead is configured for placement of the pair of bi-polar electrodes proximate protrusor muscles of a patient, a pulse generator electrically connected to the electrical lead and configured to deliver electrical energy to the pair of bi-polar electrodes, the pulse generator having mounted therein a sensor and a control circuit, and the sensor is configured to generate signals representative of an orientation of the pulse generator and communicate the signals to the control circuit and the control circuit is configured to determine the orientation of the pulse generator and deliver electrical energy to the bi-polar electrodes when the determined orientation correlates to a pre-determined orientation.Type: GrantFiled: January 31, 2022Date of Patent: July 9, 2024Assignee: MEDTRONIC XOMED, INC.Inventors: Avram Scheiner, James Britton Hissong
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Patent number: 12017024Abstract: Disclosed is a valve assembly operable to selectively control a flow or passage of a fluid. The valve assembly may be applied to any appropriate mechanism such as a hydrocephalus shunt, fluid draining sewage system, or tank holding system. The valve assembly disclosed may include a selected profile for various applications.Type: GrantFiled: October 9, 2020Date of Patent: June 25, 2024Assignee: Medtronic Xomed, Inc.Inventor: W. Jeffery Bertrand
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Patent number: 12011148Abstract: A surgical system which may include a controller, a data entry device, a powered surgical handpiece and a surgical tool adapted to couple to the surgical handpiece. The surgical handpiece can include motor direction control and feedback, safety stop features, stimulation and nerve integrity monitoring, a tool connector assembly configured to retain a variety of surgical tools and optional navigation and/or electric ratcheting features.Type: GrantFiled: February 2, 2022Date of Patent: June 18, 2024Assignee: MEDTRONIC XOMED, INCInventors: Michael L. Koltz, Christopher L Fair, Michael S. Ferrell, Andrzej Klimaszewski, David J. Little, II, Manfred K. Luedi, Gerould Norman, Robert K. Vaccaro
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Patent number: 12004724Abstract: A method for cleaning an endoscope during a surgical procedure performed with a surgical instrument. The method includes: measuring with a processor module an aggregate activation time of the surgical instrument during the surgical procedure; and activating an endoscope cleaning system with the processor module to clean a lens of the surgical instrument after the processor module determines that the measured aggregate activation time of the surgical instrument has reached a target duration.Type: GrantFiled: May 6, 2021Date of Patent: June 11, 2024Assignee: Medtronic Xomed, Inc.Inventors: Samuel Gladstone, Ali Mowlai-Ashtiani
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Patent number: 11998677Abstract: A surgical fluid manager includes a pump releasably engageable to tubing and a user interface. The user interface is configured to enable finger-touch selection of a fluid flow rate through the tubing and configured to operate in at least one of a first mode or a second mode. In the first mode, the flow rate is controlled via direct selection of one of a plurality of selectable digital numeric values, while in the second mode the flow rate is controlled via user selection of one alphanumeric identifier within a scale of alphanumeric identifiers. Each respective alphanumeric identifier directly corresponds to just one instrument size within a scale of instrument sizes.Type: GrantFiled: July 11, 2019Date of Patent: June 4, 2024Assignee: MEDTRONIC XOMED, INC.Inventors: Gerould W. Norman, Charles F. Scott Carpenter, Michael L. Koltz, Stephen R. Viviano
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Patent number: 11998337Abstract: A monitoring system may include a processor and display system for displaying results from the monitoring. A user may be in a sterile field away from the processor and display system and selected input devices. A controller may be physically connected to the monitoring system from the sterile field to allow the user to control the monitoring system.Type: GrantFiled: September 23, 2020Date of Patent: June 4, 2024Assignee: Medtronic Xomed, Inc.Inventors: Matthew L. Cantwell, Wenjeng Li, Kevin L. McFarlin, Anirudhan Narasimhan
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Patent number: 11992679Abstract: A monitoring system may include a processor and display system for displaying results from the monitoring. A user may be in a sterile field away from the processor and display system and selected input devices. A controller may be physically connected to the monitoring system from the sterile field to allow the user to control the monitoring system.Type: GrantFiled: February 18, 2021Date of Patent: May 28, 2024Assignee: Medtronic Xomed, Inc.Inventors: John R. Prisco, David C. Hacker, Matthew L. Cantwell, Anirudhan Narasimhan, Amber A. Katada
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Patent number: 11986192Abstract: Surgical instruments with ultrasonic cutting and sensing capabilities, as well as related systems and methods, are disclosed herein. In one aspect, the present disclosure provides a surgical instrument including a housing; an ultrasonic transducer contained in the housing and capable of acting as an ultrasonic receiver; an output member at least partially received in the housing and configured to be driven by the ultrasonic transducer; a dissection head having an attachment portion configured to be selectively driven by the ultrasonic transducer; and a controller operable to initiate and stop the ultrasonic transducer according to an alternating duty cycle.Type: GrantFiled: November 1, 2021Date of Patent: May 21, 2024Assignee: Medtronic Xomed, Inc.Inventor: Manfred K. Luedi
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Patent number: 11980460Abstract: A stimulation electrode assembly configured to be positioned relative to a patient for an operative procedure is disclosed. An evoked stimulation response may be sensed by a sensor near a portion of a subject. The evoked response may be sensed by an electrode and determined with a monitoring system. The evoked response may additionally and/or alternatively be sensed with a motion sensor. A position sensor may be provided to measure or determine whether the sensor has moved during a procedure.Type: GrantFiled: October 8, 2020Date of Patent: May 14, 2024Assignee: Medtronic Xomed, Inc.Inventors: Dana Michael Inman, Kevin L. McFarlin, Wenjeng Li
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Patent number: 11980465Abstract: A bipolar stimulation probe including a first electrode, a second electrode, a control module, and switches. The control module is configured to stimulate nerve tissue of a patient by generating (i) a first output signal indicative of a first pulse to be output from the first electrode, and (ii) a second output signal indicative of a second pulse to be output from the second electrode. The first pulse and the second pulse are monophasic. The switches are configured to output from the bipolar stimulation probe (i) the first pulse on the first electrode based on the first output signal, and (ii) the second pulse on the second electrode based on the second output signal.Type: GrantFiled: April 3, 2015Date of Patent: May 14, 2024Assignee: Medtronic Xomed, Inc.Inventors: Kevin L. McFarlin, Bryan L. Courtney, David C. Hacker
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Patent number: 11980752Abstract: A surgical tool including first connecting elements, contacting elements, and conductive elements. The contacting elements are configured to contact nerve tissue of a patient. The conductive elements extend from the connecting elements to the contacting elements. The conductive elements have respective insulative outer layers. The insulative outer layers isolate the conductive elements from each other. The first connecting elements are configured to connect to and receive monophasic stimulation pulses from second connecting elements on a modular stimulation module. The modular stimulation module is configured to connect to the tool and other tools via the second connecting elements. The conductive elements are configured to transfer the monophasic stimulation pulses from the connecting elements to the contacting elements.Type: GrantFiled: April 26, 2021Date of Patent: May 14, 2024Assignee: Medtronic Xomed, Inc.Inventors: Kevin L. McFarlin, Bryan L. Courtney, Matthew L. Cantwell
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Patent number: 11974820Abstract: Disclosed is an instrument assembly usable in a procedure. The instrument includes a connection for a working portion and to a tool handle. A tracking device or assembly may be associated with the instrument for determining a position of the instrument.Type: GrantFiled: January 25, 2022Date of Patent: May 7, 2024Assignee: Medtronic Xomed, Inc.Inventors: Jeffrey M. Schwamb, Phillip Berman, Ali Mowlai-Ashtiani, John R. Prisco, Alana M. Lacy
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Patent number: 11964094Abstract: Disclosed is an irrigation system. The irrigation system includes a manual pump. The manual pump can provide pressurized liquid through a tube at an outlet.Type: GrantFiled: September 21, 2021Date of Patent: April 23, 2024Assignee: Medtronic Xomed, Inc.Inventor: Jie Wen
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Patent number: 11957361Abstract: A surgical instrument employs a mass-spring system to drive the periodic reversal of the rotational direction of a bone dissection head. The instrument comprises a housing, a harmonic oscillator contained in the housing, an output member at least partially received in the housing and configured to be driven by the harmonic oscillator to reversibly rotate about a longitudinal axis in alternating directions, a dissection head having an attachment portion configured to be selectively driven in alternating rotational directions by the output member to remove material from a target bone, and a controller operable to initiate and stop the harmonic oscillator.Type: GrantFiled: November 1, 2021Date of Patent: April 16, 2024Assignee: Medtronic Xomed, Inc.Inventor: Manfred K. Luedi
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Patent number: 11950832Abstract: Concepts presented herein relate to an interface module that can be electrically coupled to an electrical stimulation generator, a radio frequency generator and an instrument. A selection module is coupled to the interface module and operates in a first mode to deliver electrical stimulation signals from the electrical stimulation generator to the instrument and in a second mode to deliver radio frequency signals from the radio frequency generator to the instrument.Type: GrantFiled: March 22, 2021Date of Patent: April 9, 2024Assignee: MEDTRONIC XOMED, INC.Inventors: Kevin Lee McFarlin, John C. Bruce, David C. Hacker, Robert Allen Tucker
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Patent number: 11944272Abstract: A system operable to allowing viewing of a physical subject with information regarding at least an item separate from the subject overlaid thereon. The system includes a viewscreen. The system is further able to determine the position of the item relative to the subject.Type: GrantFiled: December 5, 2018Date of Patent: April 2, 2024Assignee: Medtronic Xomed, Inc.Inventors: Kyle A. Godwin, James Britton Hissong, Christopher S. Kellar
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Patent number: 11944371Abstract: A bipolar electrosurgical device including an outer shaft, an inner shaft, first and second electrode surfaces, and an irrigation channel. The outer shaft defines a lumen, a proximal end and a distal end forming a cutting window. The inner shaft is rotatably disposed within the outer shaft, and defines a distal portion forming a cutting tip. The cutting tip and the cutting window combine to define a cutting implement. The first and second electrode surfaces are electrically isolated, and are formed at the cutting implement. The irrigation channel extends parallel to the outer shaft, and terminates in at least one outlet port. The outlet port is proximally spaced from the cutting window and is located radially outside of the outer shaft. Fluid (e.g., saline) is emitted at the exterior surface of the device near the cutting window and is readily present for interacting with the electrode surfaces.Type: GrantFiled: December 17, 2021Date of Patent: April 2, 2024Assignee: Medtronic Xomed, Inc.Inventors: John R Prisco, Eric P. Detmers, Wenjeng Li, David J. Little, Patrick Richart, Jose Valdez
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Patent number: 11940070Abstract: A swivel knuckle assembly for interconnecting a motor and a supply line. The knuckle assembly may include a bearing member to reduce a coefficient of friction. A locking mechanism is disclosed to connect members of the knuckle assembly.Type: GrantFiled: June 5, 2023Date of Patent: March 26, 2024Assignee: Medtronic Xomed, Inc.Inventors: Scott Andrew Singer, Ken Riedel, Juan P. Angulo
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Patent number: 11918363Abstract: Stimulation and recording electrode assemblies that are particularly useful for Automatic Period Stimulation (APS). Such embodiments are compatible with nerve monitoring systems to provide continuous stimulation of a nerve during surgery. Certain embodiments include an electrode assembly having cuff including a body and two ears extending from the body. Within the body, at least one electrode is supported and connected to a lead wire assembly. The ears can be brought together to enlarge a gap in the body so that the electrode assembly can be fixated around a nerve. Other embodiments include an electrode assembly including first and second needle electrodes that each have a tip. A body is provided to interconnect the needle electrodes and can be manipulated to move the tips either toward or away from one another. Disclosed embodiments provide nerve monitoring and stimulation in cases where the nerve is only partially dissected.Type: GrantFiled: August 10, 2022Date of Patent: March 5, 2024Assignee: Medtronic Xomed, Inc.Inventors: Matthew L. Cantwell, David C. Hacker, John R. Prisco