Patents Examined by Kennedy Schaetzle
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Patent number: 10279191Abstract: A system for treating neurological conditions by low-frequency time varying electrical stimulation includes an electrical device for applying such low-frequency energy, in a range below approximately 10 Hz, to the patient's brain tissue. An implantable embodiment applies direct electrical stimulation to electrodes implanted in or on the patient's brain, while a non-invasive embodiment causes a magnetic field to induce electrical currents in the patient's brain.Type: GrantFiled: June 2, 2017Date of Patent: May 7, 2019Assignee: NeuroPace, Inc.Inventors: David R. Fischell, Adrian R. M. Upton
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Patent number: 10279180Abstract: A method of treating heart failure in a patient is disclosed that includes implanting a stimulation device into the identified patient to electrically stimulate the spinal cord, and activating the device to deliver electrical stimulation to the spinal cord.Type: GrantFiled: April 17, 2017Date of Patent: May 7, 2019Assignee: The Board of Regents of the University of OklahomaInventors: Robert D. Foreman, Jeffrey L. Ardell, John A. Armour, Michael J. L. DeJongste, Bengt G. S. Linderoth
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Patent number: 10271950Abstract: Embodiments of the present disclosure include a method of transcatheterly delivering a band to encircle multiple papillary muscles in a heart. The method may comprise transcutaneously inserting a catheter into a heart and delivering a first end of a first guidewire to a ventricle in the heart via the catheter. The method may further comprise looping a first end of a first guidewire around a first papillary muscle and a second end of a second guidewire around a second papillary muscle. The first end of the first guidewire and the second end of the second guidewire may be brought out of the body while the first and second guidewires remain looped around the first and second papillary muscles, respectively. The first and second guidewires may be interconnected, and at least one end of the first and second guidewires may be pulled to establish a single loop around the papillary muscles.Type: GrantFiled: July 5, 2018Date of Patent: April 30, 2019Assignee: Cardiac Success Ltd.Inventor: David Neustadter
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Patent number: 10271897Abstract: A surgical instrument includes a housing that supports an elongated shaft. A selectively movable drive rod extends through the elongated shaft and carries a cam pin in a longitudinal direction. An end effector for surgically treating tissue is supported by the elongated shaft and includes upper and lower jaw members pivotally coupled to one another about a pivot axis. The upper jaw member includes a first pair of laterally spaced flanges, and the lower jaw member includes a second pair of laterally spaced flanges defining a camming slot for engaging the cam pin. The flanges are arranged in an offset configuration where one flange of the upper jaw member is positioned on a laterally exterior side of a corresponding flange of the lower jaw member, and the other flange of the upper jaw member is positioned on a laterally interior side of the other flange of the lower jaw member.Type: GrantFiled: August 2, 2018Date of Patent: April 30, 2019Assignee: COVIDIEN LPInventors: James D. Allen, IV, Edward M. Chojin, Joseph D. Bucciaglia
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Patent number: 10258790Abstract: A system for providing non-invasive neuromodulation to a patient includes a mouthpiece and a controller. The mouthpiece includes an elongated housing, a printed circuit board, control circuitry mounted within the elongated housing, and a cable for connecting to a controller. The controller includes an elongated u-shaped element, an electronic receptacle, and a microcontroller. A method for providing non-invasive neurorehabilitation of a patient including connecting a mouthpiece to a controller, transmitting a numeric sequence to the mouthpiece, generating a first hash code, transmitting the first hash code to the controller, generating a second hash code, comparing the second hash code with the first hash code, enabling electrical communication between the mouthpiece and the controller only if the first hash code matches the second hash code, contacting the mouthpiece with the patient's intraoral cavity, and delivering neurostimulation to the patient's intraoral cavity.Type: GrantFiled: April 10, 2017Date of Patent: April 16, 2019Assignee: Helius Medical, Inc.Inventors: Mark Guarraia, Adam Muratori, Justin Fisk, Aidan Petrie, Jeffrey M. Wallace, Daniel P. Smith
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Patent number: 10251576Abstract: A system and method for ECG data classification for use in facilitating diagnosis of cardiac rhythm disorders is provided. ECG data is obtained via an electrocardiography monitor with a patient button. A press of the patient button is identified within the ECG data. A button window with a segment of data prior to and after the button press is defined within the ECG data. The ECG data is divided into blocks. Noise detection analysis is applied to the data blocks. A classification of noise or valid data is assigned to each data block based on the noise detection analysis. At least one data block that overlaps the button window is assigned the noise classification. The at least one data block is trimmed to align with one of the start and end of the button window. The trimmed blocks assigned with the noise classification are removed from the data.Type: GrantFiled: March 23, 2018Date of Patent: April 9, 2019Assignee: Bardy Diagnostics, Inc.Inventors: Gust H. Bardy, Ezra M. Dreisbach
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Patent number: 10245362Abstract: A ventricular assist device incorporating a rotary pump (3) such as a rotary impeller pump implantable in fluid communication with a ventricle and an artery to assist blood flow from the ventricle to the artery. The device includes a pump drive circuit (6) supplying power to the pump, one or more sensors (10) for sensing one or more electrophysiological signals such as electrogram signals in and a signal processing circuit (23) connected to the sensors and to the pump drive circuit. The signal processing circuit is operative to detect the sensor signals and control power supplied to the pump from the pump drive circuit so that the pump runs in a normal sinus rhythm mode, with a varying speed synchronized with the cardiac cycle. When a bradycardia arrhythmia is detected, the pump drive circuit may also nm the pump in a sinus bradycardia mode or a heart block mode different from the normal sinus rhythm mode.Type: GrantFiled: February 9, 2016Date of Patent: April 2, 2019Assignee: HeartWare, Inc.Inventor: Barry M. Yomtov
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Patent number: 10238309Abstract: Catheterization of the heart is carried out by inserting a probe having electrodes into a heart of a living subject, recording a bipolar electrogram and a unipolar electrogram from one of the electrodes at a location in the heart, and defining a window of interest wherein a rate of change in a potential of the bipolar electrogram exceeds a predetermined value. An annotation is established in the unipolar electrogram, wherein the annotation denotes a maximum rate of change in a potential of the unipolar electrogram within the window of interest. A quality value is assigned to the annotation, and a 3-dimensional map is generated of a portion of the heart that includes the annotation and the quality value thereof.Type: GrantFiled: December 15, 2016Date of Patent: March 26, 2019Assignee: BIOSENSE WEBSTER (ISRAEL) LTD.Inventors: Meir Bar-Tal, Richard P. M Houben, Yaniv Ben Zriham, Assaf Pressman, Roy Urman, Shmuel Auerbach
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Patent number: 10219861Abstract: A family of catheter electrode assemblies includes a flexible circuit having a plurality of electrical traces and a substrate; a ring electrode surrounding the flexible circuit and electrically coupled with at least one of the plurality of electrical traces; and an outer covering extending over at least a portion of the electrode. A non-contact electrode mapping catheter includes an outer tubing having a longitudinal axis, a deployment member, and a plurality of splines, at least one of the plurality of splines comprising a flexible circuit including a plurality of electrical traces and a substrate, a ring electrode surrounding the flexible circuit and electrically coupled with at least one of the plurality of electrical traces; and an outer covering extending over at least a portion of the ring electrode. A method of constructing the family of catheter electrode assemblies is also provided.Type: GrantFiled: May 22, 2017Date of Patent: March 5, 2019Assignee: ST. JUDE MEDICAL, ATRIAL FIBRILLATION DIVISION, INC.Inventors: Dale E. Just, Troy T. Tegg, Theodore A. Johnson, Sacha C. Hall
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Patent number: 10219712Abstract: According to one embodiment, an ECG waveform detecting apparatus includes an input circuit and processing circuitry. The input circuit receives an ECG signal. The processing circuitry performs first detection of a specific waveform included in the ECG signal, performs update processing of a detection parameter for detecting the specific waveform based on a part of the specific waveform or result of the first detection, performs second detection of the specific waveform from the ECG signal by using the detection parameter after the update processing, and generates a synchronization signal based on information on the second detection.Type: GrantFiled: April 5, 2018Date of Patent: March 5, 2019Assignee: CANON MEDICAL SYSTEMS CORPORATIONInventor: Hidenori Takeshima
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Patent number: 10220214Abstract: An apparatus for delivering an electrical microstimulator is provided. The apparatus comprises a handle having a handle body. An elongate delivery rod includes a delivery sheath for reciprocal movement with respect to the handle body. The delivery rod extends longitudinally from the handle body. A microstimulator docking feature is provided for selectively maintaining the electrical microstimulator on the delivery rod. The microstimulator docking feature includes at least one arm which engages the electrical microstimulator. An anchor tester is associated with the handle body for selectively sensing motion of the electrical microstimulator under influence of an applied predetermined longitudinal testing force. A method of delivering an electrical microstimulator to a target implant site of a patient's body is also provided.Type: GrantFiled: April 3, 2018Date of Patent: March 5, 2019Assignee: VERESSA MEDICAL, INC.Inventors: Benjamin A. Tranchina, Maekele Gebrekidan, Robert K. Deckman, Jeffrey Richard Held
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Patent number: 10220204Abstract: Leakage of signal between conduction paths of an implantable medical lead or lead and lead extension combination is detected. A stimulation signal is provided via one electrode. Two other electrodes sense the stimulation signal. A difference in amplitude of the two sensed signals is determined and based on this difference, leakage is detected. A sensing circuit may use differential amplification of the two signals and compare a resulting output signal to a leakage threshold. When the amplitude of the output signal exceeds the leakage threshold, then leakage is occurring between the conduction path providing the stimulation and one of the conduction paths used for sensing. Other techniques for determining leakage from the difference may also be used such as comparing the amplitudes of the two sensed signals and providing a value that is based on the comparison to indicate whether leakage is present.Type: GrantFiled: July 31, 2017Date of Patent: March 5, 2019Assignee: MEDTRONIC, INC.Inventors: Scott R. Stanslaski, Timothy R. Abraham, Timothy J. Denison, Vincent A. Roczniak, Wesley A. Santa, Steven J. Stroncek
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Patent number: 10213595Abstract: The function of a strain relief loop of an implantable medical lead is preserved by inhibiting restriction of the strain relief loop from tissue growth onto the strain relief loop. The restriction may be inhibited by either obstructing tissue growth and/or by utilizing a mechanical advantage to overcome the restriction. The tissue growth may be obstructed be isolating the interior of the strain relief loop such as by enclosing the strain relief loop or including an object within the loop. The mechanical advantage to overcome restriction from tissue growth may be provided in various ways such as utilizing a spring loaded mechanism or a structure such as an elastic mesh, tube, or mold having an inherent bias toward a steady state position.Type: GrantFiled: July 10, 2017Date of Patent: February 26, 2019Assignee: MEDTRONIC, INC.Inventor: Bryan D. Stem
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Patent number: 10213608Abstract: A neurostimulation system configured for providing neurostimulation therapy to a patient. A user customizes a pulse pattern on a pulse-by-pulse basis. Electrical stimulation energy is delivered to at least one electrode in accordance with the customized pulse pattern.Type: GrantFiled: March 15, 2017Date of Patent: February 26, 2019Assignee: Boston Scientific Neuromodulation CorporationInventor: Michael A. Moffitt
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Patent number: 10201705Abstract: Described herein are methods, devices, and systems for treating human anemia. The methods, devices, and systems generally include monitoring a patient's hemoglobin level and at least one of autonomic balance and inflammatory state to determine the etiology of the anemic state, modulating at least one of a sympathetic or parasympathetic nerve based on the cause of the anemia, monitoring for changes in the patient's cardiac activity and state of inflammation, and hemoglobin level. An external neurostimulation system is describes, and well as a chronic implantable system. A method for treating a patient for anemia in conjunction with a renal denervation ablation catheter is also disclosed.Type: GrantFiled: February 17, 2017Date of Patent: February 12, 2019Assignee: Pacesetter, Inc.Inventors: Rupinder Bharmi, Stuart Rosenberg, Ryan Rooke, Edward Karst, Taraneh Ghaffari Farazi
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Patent number: 10194827Abstract: An active protective circuit for a measuring amplifier of an electrical impedance tomograph includes a circuit component arrangement including an electrode input and an output and a control input for a control voltage. The output is configured for connection to a measuring amplifier for an electrical impedance tomograph. The circuit component arrangement creates a conductive connection between the electrode input of the circuit component arrangement and the output of the circuit component arrangement when the applied control voltage is within a first voltage range and does not create a conductive connection when the applied control voltage is within a second voltage range. The voltage being applied to the control input is within the second voltage range when a voltage, which is within a cut-off range, is applied to the electrode input. An electrode belt for impedance tomography has the active protective circuits associated with the electrodes.Type: GrantFiled: December 8, 2016Date of Patent: February 5, 2019Assignee: Drägerk AG & Co. KGaAInventors: Jianhua Li, Frank Sattler, Karsten Hiltawsky
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Patent number: 10187792Abstract: Embodiments presented herein are generally directed to techniques for creation of a direct secured wireless link/channel between an implantable component and an external device of an implantable medical device system. More specifically, the implantable medical device system includes an external component that is configured to operate as a temporary secure proxy device for wireless pairing of the implantable component with the external device.Type: GrantFiled: November 29, 2016Date of Patent: January 22, 2019Assignee: Cochlear LimitedInventor: Werner Meskens
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Patent number: 10179244Abstract: A passive implantable relay module includes a first coupler arm configured to wirelessly receive electromagnetic energy radiated through electric radiative coupling from a transmitting antenna located outside a subject's body; a second coupler arm; and a connector portion comprising a first metal core and a first dielectric coating surrounding the first metal core, the connector portion configured to connect the first coupler arm to the second coupler arm such that when the passive implantable relay module is implanted inside the subject's body and the transmitting antenna initiates wireless energy transfer to the first coupler arm via non-inductive coupling, electromagnetic waves carrying the electromagnetic energy received at the first coupler arm propagate along the first metal core to arrive at the second coupler arm, where the electromagnetic energy arriving is wirelessly transferred, again via non-inductive coupling, to a receiving antenna on a passive wireless neural stimulator device.Type: GrantFiled: November 8, 2017Date of Patent: January 15, 2019Assignee: Stimwave Technologies IncorporatedInventors: Richard LeBaron, Laura Tyler Perryman
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Patent number: 10154875Abstract: A system and method are provided for assessing the compliance of internal patient tissue for purposes of catheter guidance and/or ablation procedures. Specifically, the system/method provides for probing internal patient tissue in order to obtain force and/or tissue displacement measurements. These measurements are utilized to generate an indication of tissue elasticity. In one exemplary embodiment, the indication of elasticity is correlated with an image of the internal tissue area and an output of this image including elasticity indications is displayed for a user.Type: GrantFiled: March 13, 2017Date of Patent: December 18, 2018Assignee: ST. JUDE MEDICAL, ATRIAL FIBRILLATION DIVISION, INC.Inventor: John A. Hauck
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Patent number: 10154922Abstract: A wearable, percutaneous device for suppressing appetite or hunger in a patient includes a microprocessor, electrical stimulator and at least one percutaneous electrode implanted and configured to deliver electrical stimulation through the patient's skin. The percutaneous device includes a pad and at least one needle, in which the electrode is disposed, for secure placement of the device within the skin of a patient. The percutaneous device is adapted to provide electrical stimulation as per stimulation protocols and to communicate wirelessly with a companion control device configured to monitor and record appetite patterns of the patient. The control device is also configured to monitor, record, and modify stimulation parameters of the stimulation protocols.Type: GrantFiled: July 7, 2016Date of Patent: December 18, 2018Assignee: Elira, Inc.Inventors: Raul E. Perez, Peter I. Hong, Steven Diianni, Luis Jose Malave, Brad Stengel, John L. Faul