Patents Examined by Amanda Zink
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Patent number: 9877707Abstract: Devices, and methods of use thereof, are disclosed for preventing tumor seeding when withdrawing the device along an entry-exit path. Some embodiments of the present invention comprise a method of withdrawing a probe through a tissue via a path that traverses at least some bone tissue, the method including withdrawing the probe through the path, and at least partially concurrently delivering energy in a bipolar manner from the probe to heat a layer of tissue surrounding the probe to a temperature sufficient for thermal coagulation necrosis of cells. The device may be withdrawn incrementally.Type: GrantFiled: March 4, 2014Date of Patent: January 30, 2018Assignee: Kyphon SÀRLInventors: Neil Godara, Jason Woo
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Patent number: 9872726Abstract: A gripping unit includes a supporting section in which at least its entire surface is made of an insulating material, and a swing section swingable about a swing axis relative to the supporting section. The swing section includes a jaw-side facing surface opposed to a treatment section, and a jaw-side electrode section functioning as an electrode when high-frequency energy is transmitted. The support member covers the swing section from a distal direction, both of width directions, and an open direction of the jaw, and the swing section is externally exposed only on the jaw-side facing surface.Type: GrantFiled: September 14, 2016Date of Patent: January 23, 2018Assignee: OLYMPUS CORPORATIONInventor: Kazuhiro Morisaki
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Patent number: 9861519Abstract: A device for delivering caloric vestibular stimulation to an individual, includes: (a) an earpiece configured to be at least partially insertable into the ear canal of the individual for delivering a first thermal stimulus; (b) an input unit for receiving a user input indicating efficacy of said first thermal stimulus, and (c) a controller operatively associated with said earpiece and said input unit for: (i) controlling said earpiece to provide said first thermal stimulus, and (ii) receiving a signal corresponding to the user input and generating a control signal to control the earpiece and delivering a subsequent thermal stimulus different from said first thermal stimulus. In some embodiments, each thermal stimulus is an actively controlled time varying waveform stimulus.Type: GrantFiled: December 16, 2011Date of Patent: January 9, 2018Assignee: Scion NeuroStim, LLCInventors: Lesco L. Rogers, Lanty L. Smith, Robert D. Black
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Patent number: 9849026Abstract: A device for delivering caloric vestibular stimulation to an individual, includes: (a) an earpiece configured to be at least partially insertable into the ear canal of the individual for delivering said caloric vestibular stimulation; (b) a power supply operatively associated with said earpiece; and (c) a controller operatively associated with said power supply and said earpiece for configuring said caloric vestibular stimulation as at least a first and second time-varying waveform. Preferably, the waveforms are actively controlled waveforms.Type: GrantFiled: December 16, 2011Date of Patent: December 26, 2017Assignee: Scion NeuroStim, LLCInventors: Lesco L. Rogers, Lanty L. Smith, Robert D. Black
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Patent number: 9848939Abstract: A branch of an instrument comprising a metal part, which is embodied in one piece seamlessly, which comprises the electrode support as well as the electrode plate and connection webs. Preferably, this metal part is produced in an additive production method, for example selective laser melting (SLM). The branches are suitable for instruments for open surgery as well as for laparoscopic and flexible endoscopic instruments.Type: GrantFiled: February 11, 2015Date of Patent: December 26, 2017Assignee: ERBE ELEKTROMEDIZIN GMBHInventors: Volker Mayer, Achim Brodbeck, Markus Schmid
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Patent number: 9833287Abstract: A system for providing feedback during an electrosurgical procedure on a target tissue is provided. The system includes an electrosurgical energy source; an electrode probe assembly connected to the electrosurgical energy source, wherein the electrode probe assembly includes at least one electrode assembly having a needle configured to deliver electrosurgical energy to the target tissue; at least one thermal feedback assembly connected to the electrosurgical energy source, wherein each thermal feedback assembly includes at least one temperature sensor assembly; and a hub configured to selectively support the electrode probe assembly and each thermal feedback assembly such that the needle of the electrode probe assembly and each temperature sensor assembly of each thermal feedback assembly are proximate one another when disposed proximate the target tissue.Type: GrantFiled: February 10, 2015Date of Patent: December 5, 2017Assignee: Covidien LPInventors: Steven P. Buysse, Casey M. Ladtkow, Brandon C. Gay
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Patent number: 9827032Abstract: A plasma treatment system includes a spout, a suction hole, a first electrode and a second electrode, an impedance acquisition unit, a liquid volume adjustment unit, and a first control unit. The first electrode and a second electrode are configured to generate plasma to treat a living tissue by the application of a voltage. The impedance acquisition unit acquires impedance between the first electrode and the second electrode. The liquid volume adjustment unit adjusts the supply volume or suction volume of the electrically conductive solution. The first control unit controls the liquid volume adjustment unit to increase or decrease the supply volume or suction volume of the electrically conductive solution based on the impedance.Type: GrantFiled: June 20, 2016Date of Patent: November 28, 2017Assignee: OLYMPUS CORPORATIONInventors: Manabu Ishikawa, Shuichi Kimura, Koichiro Watanabe
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Patent number: 9808259Abstract: A clip-over disposable assembly includes a switch assembly and a disposable body. The disposable body includes a first disposable member, a second disposable member including first and second wall portions, and a third disposable member. The first wall portion defines a first aperture therethrough and a first cavity configured to receive therein a first portion of the switch assembly. The third disposable member includes a third wall portion, wherein a body of the second disposable member and the third wall portion define an opening configured to allow a shaft of a hemostat-style surgical instrument to pass therethrough. The second wall portion and the third wall portion cooperatively define a chamber in communication with the opening and configured to receive therein at least a portion of the shaft of the hemostat-style surgical instrument, wherein the at least a portion of the shaft is received in the chamber from an off-axis position.Type: GrantFiled: July 21, 2015Date of Patent: November 7, 2017Assignee: COVIDIEN LPInventor: John R. Twomey
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Patent number: 9801683Abstract: A magnetically-guided catheter includes a tip positioning magnet in the distal end portion thereof configured to interact with externally applied magnetic fields for magnetically-guided movement. The magnet may be geometrically asymmetric, for example, a C-shape in radial cross-section, so as to allow side-loading of an irrigation fluid lumen and other wire(s) or lines during fabrication. The outer shaft includes a plurality of segments, including a generally soft segment at the distal end thereof for magnetically-guided navigation. The fluid lumen, which extends through the outer shaft, and further extends completely through the magnet for coupling to the ablation electrode irrigation fluid inlet, is constructed so that its mechanical properties (i.e., flexibility) substantially matches that of the outer shaft. The combination of the outer shaft, inner fluid lumen and positioning magnet has interoperability with a broad range of ablation tip assemblies.Type: GrantFiled: July 26, 2012Date of Patent: October 31, 2017Assignee: St. Jude Medical, Atrial Fibrillation Division, Inc.Inventors: Todd R. Stangenes, Richard Forrester Duncan
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Patent number: 9757185Abstract: Electrosurgical forceps that can provide improved hemostatis and tissue-cutting capabilities during surgical procedures. The electrosurgical forceps include opposing jaw members, each including first and second electrode members. The first and second electrodes included in the respective jaw members are disposed directly opposite one another, the first electrode members included in the respective jaw members are disposed diagonally opposite one another, and the second electrode members included in the respective jaw members are disposed diagonally opposite one another. A first high frequency (HF) electric power source is connectable across the first electrode members, and a second HF electric power source is connectable across the second electrode members, electrically isolating the first electrode members from the second electrode members, and allowing current to flow diagonally through the tissue between one or both of the first electrode members and the second electrode members.Type: GrantFiled: November 22, 2013Date of Patent: September 12, 2017Assignee: Gyrus ACMI, Inc.Inventors: Zane R. Ward, Richard J. Curtis
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Patent number: 9744074Abstract: A method of treating a subject in need thereof, is carried out by (a) administering said subject a therapeutic intervention (e.g., an active agent) in a treatment effective amount; and concurrently (b) administering said subject caloric vestibular stimulation in a treatment effective amount, said caloric vestibular stimulation administered so as to enhance the efficacy of said active agent. In some embodiments, the caloric vestibular stimulation is administered as an actively controlled time varying waveform.Type: GrantFiled: September 8, 2015Date of Patent: August 29, 2017Assignee: Scion NeuroStim, LLCInventor: Lesco L. Rogers
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Patent number: 9743984Abstract: Devices and methods for delivering fluid to tissue during ablation therapy are described herein. An exemplary device can include an elongate body having an inner lumen, outlet ports, and an ablation element configured to heat tissue. A flow resistance of the elongate body can increase along a length of the elongate body containing the outlet ports in a proximal to distal direction. This can be accomplished by, for example, varying outlet port size or relative spacing, decreasing a cross-sectional area of the inner lumen through which fluid can flow using a flow diverter or tapered inner lumen sidewalls, or limiting a ratio between a total area of the outlet ports and a cross-sectional area of the inner lumen. Adjusting flow resistance of the elongate body can provide more uniform fluid distribution or a desired non-uniform distribution.Type: GrantFiled: August 11, 2016Date of Patent: August 29, 2017Assignee: Thermedical, Inc.Inventors: Michael G. Curley, Gregory R. Eberl, Jason M. Clevenger, Michael T. Howard, Erik Delly
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Patent number: 9717548Abstract: A end-effector assembly includes opposing first and second jaw assemblies, at least one of the first and second assemblies movable relative to the other from a first position wherein the jaw assemblies are disposed in spaced relation relative to one another to at least a second position closer to one another wherein the jaw assemblies cooperate to grasp tissue therebetween. The first jaw assembly includes a first housing and a first electrically-conductive tissue-engaging structure associated with at least a portion of the first housing. The second jaw assembly includes a second housing and a second electrically-conductive tissue-engaging structure associated with at least a portion of the second housing. The end-effector assembly includes a dissector electrode coupled along at least a portion of a lateral side portion of either one of the first housing or the second housing. The dissector electrode is electrically-isolated from the first and second electrically-conductive tissue-engaging structures.Type: GrantFiled: June 3, 2014Date of Patent: August 1, 2017Assignee: Covidien LPInventor: Gary M. Couture
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Patent number: 9675406Abstract: An energy delivery device for treating a patient includes a probe body; a plurality of guide sleeves positioned inside the probe body and adapted to be deployed radially away from the probe body and into tissue of the patient; and a plurality of elongate electrode elements each adapted to receive electrical treatment energy from an energy source and adapted to be deployed into the tissue through a corresponding deployed guide sleeve. The guide sleeves provide a structural pathway for guiding the electrodes along their intended trajectory and for determining the angle of deployment of the electrodes relative to the longitudinal axis of the probe body.Type: GrantFiled: February 15, 2011Date of Patent: June 13, 2017Inventors: Kevin Lee Moss, Meir Hai Moshe, Sravanthi Avuthu, Robert M. Pearson
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Patent number: 9662163Abstract: Systems and methods for endometrial ablation. The systems include a handle and elongated introducer sleeve extending to an expandable working end having a fluid-tight interior chamber. A thin dielectric wall surrounds at least a portion of the interior chamber and has an external surface for contacting endometrial tissue. The thin dielectric wall surrounds a collapsible-expandable frame and receives an electrically non-conductive gas. First and second polarity electrodes are exposed to the interior and exterior of the chamber, respectively. A radiofrequency power source operatively connects to the electrode arrangement to apply a radiofrequency voltage across the first and second electrodes, wherein the voltage is sufficient to initiate ionization of the neutral gas into a conductive plasma within the interior chamber, and to capacitively couple the current in the plasma across the thin dielectric wall to ablate endometrial tissue engaged by the external surface of the dielectric structure.Type: GrantFiled: September 19, 2011Date of Patent: May 30, 2017Assignee: Hermes Innovations LLCInventors: Akos Toth, Dominique J. Filloux, Csaba Truckai
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Patent number: 9662167Abstract: A vaginal wall incision instrument includes a main body portion that is capable of being inserted into a vaginal canal; an incision portion that protrudes from a distal portion of the main body portion in a direction intersecting a center line of the vaginal canal and is formed by a conductive material; and an operating portion, wherein the main body portion includes an exterior portion and an interior portion, wherein the interior portion includes a contact portion, wherein a guide hole is configured on the interior portion, wherein the guide hole is capable of guiding the conductive member in a direction toward a boundary between the uterine cervix and the vaginal canal, and wherein the incision portion separates the vaginal canal along a circumference whose center is the center line of rotation by rotating the interior portion about the center line of rotation with respect to the exterior portion.Type: GrantFiled: December 16, 2015Date of Patent: May 30, 2017Assignee: OLYMPUS CORPORATIONInventors: Kosuke Motai, Yusuke Takei
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Patent number: 9655673Abstract: An electrosurgical instrument includes a housing including an elongated shaft. A stationary actuation member is axially disposed within the elongated shaft and includes a cam pin. An actuating mechanism is operably coupled to the elongated shaft and is moveable relative to the housing to selectively cause movement of the elongated shaft. An end effector includes a pair of opposing first and second jaw members operably coupled about a common pivot. One or both of the jaw members includes a camming slot configured to engage the cam pin. Each jaw member includes an electrically conductive tissue sealing surface adapted to connect to a source of electrosurgical energy. A knife blade is supported in the elongated shaft and moveable in a longitudinal direction to cut tissue disposed between the jaw members. A switch is configured to be engaged by the actuating mechanism to initiate delivery of electrosurgical energy to tissue.Type: GrantFiled: March 4, 2014Date of Patent: May 23, 2017Assignee: COVIDIEN LPInventors: Robert F. McCullough, Jr., Ryan C. Artale, Robert M. Sharp, Tony Moua, Mark J. Huseman, Audrey Earnshaw
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Patent number: 9642985Abstract: A medical catheter includes a deflectable and compressible catheter shaft; a pull ring near a distal end of the catheter shaft; a distal tip that includes a tip element and a mounting shaft; and an attachment apparatus for securely attaching the distal tip to the catheter shaft, the attachment apparatus including a compression ring which compresses the catheter shaft and the mounting shaft together. The compression ring can be located around the catheter shaft to compress the catheter shaft against an outer surface of the mounting shaft, or within the catheter shaft to compress the catheter shaft outwardly against an inner surface of the mounting shaft. The catheter can be a non-irrigated ablation catheter, with the tip element being a tip electrode, and it can be an irrigated ablation catheter, with the distal tip including a fluid manifold.Type: GrantFiled: July 23, 2012Date of Patent: May 9, 2017Assignee: St. Jude Medical, Atrial Fibrillation Division, Inc.Inventor: Daniel J. Potter
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Patent number: 9622811Abstract: An electro-surgical instrument includes a first member extending to an end having a first electrode. A second member extends to an end having a second return electrode. The ends define a spinal tissue cavity and are relatively translatable to selectively adjust the cavity such that the electrodes are oriented to ablate, cut and/or coagulate spinal tissue. Systems and methods are disclosed.Type: GrantFiled: February 21, 2014Date of Patent: April 18, 2017Assignee: Warsaw Orthopedic, Inc.Inventors: Newton H. Metcalf, Kevin T. Foley
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Patent number: 9603657Abstract: An embodiment of the invention includes a surgical device for coagulating soil tissue such as atrial tissue in the treatment of atrial fibrillation, atrial flutter, and atrial tachycardia. The surgical device can include at least one elongate member comprising conductive elements adapted to coagulate soft tissue when radiofrequency or direct current energy is transmitted to the conductive elements. Openings through said conductive elements are routed through lumens in the elongate member to a vacuum source to actively engage the soft tissue surface intended to coagulate into intimate contact with the conductive elements to facilitate the coagulation process and ensure the lesions created are consistent, contiguous, and transmural.Type: GrantFiled: June 6, 2008Date of Patent: March 28, 2017Assignee: Atricure, Inc.Inventor: James G. Whayne