Patents Examined by Eric Rassavong
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Patent number: 11969332Abstract: Systems and methods for the intravascular treatment of clot material within a blood vessel of a human patient are disclosed herein. A method in accordance with embodiments of the present technology can include, for example, positioning a distal portion of a catheter proximate to the clot material within the blood vessel. The method can further include coupling a pressure source to the catheter via a tubing subsystem including a valve or other fluid control device and, while the valve is closed, activating the pressure source to charge a vacuum. The valve can then be opened to apply the vacuum to the catheter to thereby aspirate at least a portion of the clot material from the blood vessel and into the catheter.Type: GrantFiled: April 4, 2023Date of Patent: April 30, 2024Assignee: Inari Medical, Inc.Inventors: Ben Merritt, Jacqueline Macias, Brian Michael Strauss, Thomas Tu
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Patent number: 11969331Abstract: Systems and methods for the intravascular treatment of clot material within a blood vessel of a human patient are disclosed herein. A method in accordance with embodiments of the present technology can include, for example, positioning a distal portion of a catheter proximate to the clot material within the blood vessel. The method can further include coupling a pressure source to the catheter via a tubing subsystem including a valve or other fluid control device and, while the valve is closed, activating the pressure source to charge a vacuum. The valve can then be opened to apply the vacuum to the catheter to thereby aspirate at least a portion of the clot material from the blood vessel and into the catheter.Type: GrantFiled: October 28, 2022Date of Patent: April 30, 2024Assignee: Inari Medical, Inc.Inventors: Ben Merritt, Jacqueline Macias, Brian Michael Strauss, Thomas Tu, John Coleman Thress, Paul Lubock
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Patent number: 11969333Abstract: Systems and methods for the intravascular treatment of clot material within a blood vessel of a human patient are disclosed herein. A method in accordance with embodiments of the present technology can include, for example, positioning a distal portion of a catheter proximate to the clot material within the blood vessel. The method can further include coupling a pressure source to the catheter via a tubing subsystem including a valve or other fluid control device and, while the valve is closed, activating the pressure source to charge a vacuum. The valve can then be opened to apply the vacuum to the catheter to thereby aspirate at least a portion of the clot material from the blood vessel and into the catheter.Type: GrantFiled: June 5, 2023Date of Patent: April 30, 2024Assignee: Inari Medical, Inc.Inventors: Ben Merritt, Jacqueline Macias, Brian Michael Strauss, Thomas Tu, John Coleman Thress, Paul Lubock
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Patent number: 11964089Abstract: A blood purification apparatus that includes a blood circuit including an arterial blood circuit and a venous blood circuit and having a flow route that allows a patient's blood to extracorporeally circulate from a distal end of the arterial blood circuit to a distal end of the venous blood circuit; a blood purifier connected to a proximal end of the arterial blood circuit and to a proximal end of the venous blood circuit and that purifies the blood flowing through the blood circuit; an air-trap chamber connected to the blood circuit and that traps bubbles contained in liquid flowing in the flow route of the blood circuit; and a blood pump provided to the arterial blood circuit and being capable of delivering the liquid within the blood circuit.Type: GrantFiled: September 16, 2020Date of Patent: April 23, 2024Assignee: Nikkiso Company LimitedInventor: Shingo Ikuma
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Patent number: 11963861Abstract: Systems and methods for the intravascular treatment of clot material within a blood vessel of a human patient are disclosed herein. A method in accordance with embodiments of the present technology can include, for example, positioning a distal portion of a catheter proximate to the clot material within the blood vessel. The method can further include coupling a pressure source to the catheter via a tubing subsystem including a valve or other fluid control device and, while the valve is closed, activating the pressure source to charge a vacuum. The valve can then be opened to apply the vacuum to the catheter to thereby aspirate at least a portion of the clot material from the blood vessel and into the catheter.Type: GrantFiled: October 30, 2023Date of Patent: April 23, 2024Assignee: Inari Medical, Inc.Inventors: Brian Michael Strauss, Jacqueline Macias
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Patent number: 11918549Abstract: A wound irrigation system includes a first fluid including an ion rich compound having free available ions; and a second fluid including an oxidation-reduction potential increasing compound, the second fluid housed separately from the first fluid. Mixing the first and second fluids in a charging area forms an ionically charged fluid with an oxidation-reduction potential higher than a wound site oxidation-potential. The ionically charged fluid increases antimicrobial activity of the wound upon application.Type: GrantFiled: August 27, 2018Date of Patent: March 5, 2024Assignee: AZ SOLUTIONS LLCInventor: Derek Hill
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Patent number: 11896756Abstract: A system for delivering reduced pressure and irrigation fluid to a wound site. The system includes a primary pressure source for delivering reduced pressure through a first lumen, a secondary pressure source for delivering secondary pressure through a second lumen, and an irrigation fluid source. A valve system is operable to selectively couple the secondary pressure source to the second lumen for delivering the secondary pressure to a wound site and selectively couple the fluid source to the second lumen for delivering the irrigation fluid to the wound site.Type: GrantFiled: March 3, 2021Date of Patent: February 13, 2024Assignee: DeRoyal Industries, Inc.Inventors: Vincent Denis Jardret, Jonathan Matthew Cayce, Joe Lowell Smith
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Patent number: 11890180Abstract: Systems and methods for the intravascular treatment of clot material within a blood vessel of a human patient are disclosed herein. A method in accordance with embodiments of the present technology can include, for example, positioning a distal portion of a catheter proximate to the clot material within the blood vessel. The method can further include coupling a pressure source to the catheter via a tubing subsystem including a valve or other fluid control device and, while the valve is closed, activating the pressure source to charge a vacuum. The valve can then be opened to apply the vacuum to the catheter to thereby aspirate at least a portion of the clot material from the blood vessel and into the catheter.Type: GrantFiled: July 26, 2023Date of Patent: February 6, 2024Assignee: Inari Medical, Inc.Inventors: Ben Merritt, Jacqueline Macias, Brian Michael Strauss, Thomas Tu
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Patent number: 11890237Abstract: A collection system for collecting outflow from a hysteroscopic surgical procedure includes a plurality of collection vessels each including a flexible body defining an internal volume and transitionable between a collapsed configuration and an expanded configuration. The collection system further includes connection tubing coupling adjacent collection vessels with one another, outflow tubing coupled to at least one of the collection vessels, and a plurality of retention canisters. Each retention canister includes a rigid body. Each collection vessel is configured to engage a corresponding retention canister such that each rigid body at least partially receives one of the flexible bodies therein.Type: GrantFiled: October 4, 2019Date of Patent: February 6, 2024Assignee: Covidien LPInventors: Nikolai D. Begg, Allen X. An, Dalia Leibowitz, Timothy J. Wood, Jordan A. Whisler, Chad A. Pickering
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Patent number: 11877955Abstract: Embodiments disclosed herein relate to an infusion cannula for infusion/venting of fluids to/from the eye to control intraocular pressure. The infusion cannula includes a tubular body with a tubular inlet located at a proximal end of the tubular body and a tubular outlet located at a distal end of the tubular body. The tubular outlet is aligned with a first longitudinal axis and configured to extend through a septum of a valved cannula hub. The infusion cannula includes a retention piece extending from or coupled to the tubular body. The retention piece has an annular body surrounding the tubular body at the distal end of the tubular body and configured to be coupled to the valved cannula hub. An inner surface of the annular body has a profile configured to form a snap fit with an overhang formed along an outer surface of the valved cannula hub.Type: GrantFiled: July 7, 2022Date of Patent: January 23, 2024Assignee: Alcon Inc.Inventors: James Y. Chon, Robert Jeffrey Heng, Grace Chuang Liao, Ashish Sinha, Satish Yalamanchili
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Patent number: 11857734Abstract: A method to manage flushing of a catheter assembly may include providing a clamp for a fluid tube configured to be coupled to the catheter assembly. The clamp may include a sensor configured to detect the clamp is closed. The method may include starting a timer in response to the sensor detecting the clamp is closed. The method may include providing an alert in response to the timer reaching a predetermined duration of time. The alert may indicate to a clinician that the catheter assembly should be opened and flushed, which may prevent occlusion of the catheter assembly.Type: GrantFiled: December 27, 2022Date of Patent: January 2, 2024Assignee: Becton, Dickinson and CompanyInventor: S. Ray Isaacson
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Patent number: 11857715Abstract: An extracorporeal blood treatment apparatus comprises: a blood treatment device; an extracorporeal blood circuit comprising a blood withdrawal line and a blood return line coupled to the extracorporeal blood treatment device, wherein the blood return line presents a heating zone coupled or configured to be coupled to a blood warmer; a blood pump configured to be coupled to a pump section of the blood withdrawal line; at least a post-infusion line connected to the blood return line upstream of the heating zone; an air trapping device placed on the blood return line upstream of the heating zone.Type: GrantFiled: November 14, 2022Date of Patent: January 2, 2024Assignee: Gambro Lundia ABInventor: Dominique Pouchoulin
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Patent number: 11833023Abstract: Systems and methods for the intravascular treatment of clot material within a blood vessel of a human patient are disclosed herein. A method in accordance with embodiments of the present technology can include, for example, positioning a distal portion of a catheter proximate to the clot material within the blood vessel. The method can further include coupling a pressure source to the catheter via a tubing subsystem including a valve or other fluid control device and, while the valve is closed, activating the pressure source to charge a vacuum. The valve can then be opened to apply the vacuum to the catheter to thereby aspirate at least a portion of the clot material from the blood vessel and into the catheter.Type: GrantFiled: June 27, 2023Date of Patent: December 5, 2023Assignee: Inari Medical, Inc.Inventors: Ben Merritt, Jacqueline Macias, Brian Michael Strauss, Thomas Tu
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Patent number: 11833014Abstract: Embodiments described herein relate to apparatuses, systems, and methods for the treatment of wounds, for example using multiple wound dressings in combination with negative pressure wound therapy. A negative pressure would therapy apparatus can include a negative pressure source and a controller. The negative pressure source can include inlets configured to couple via fluid flow paths to wound dressings. The fluid flow paths can include pressure sensors configured to measure pressure in the fluid flow paths. The pressure sensors can include a first pressure sensor configured to measure pressure in the first fluid flow path and a second pressure sensor configured to measure pressure in the second fluid flow path. The controller can be configured to operate the negative pressure source and provide, based on measured pressure, indication of at least one operating condition associated with at least one of the fluid flow paths.Type: GrantFiled: October 11, 2021Date of Patent: December 5, 2023Assignee: T.J.Smith and Nephew, LimitedInventors: Victoria Beadle, Sarah Jenny Collinson, Mark Ellerington, Yeswanth Gadde, Edward Yerbury Hartwell, William Kelbie, Natasha Rose Middleton, Samuel John Mortimer, Stephanie Jane Noble, Gareth Walker, Fraser George Weedon, Jessica Winks
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Patent number: 11806463Abstract: A collecting unit, which receives secretion from a patient. The collecting unit comprises a cover (2) and a bag (3), which is mechanically connected to the cover (2). The bag (3) can be converted from a folded state, in which a portion of the bag (3) is folded about a fold axis (FA), into an unfolded state. Two overlapping overlap areas (3.1, 3.2) of the bag (3) that have each a connection area (VB.1, VB.2), are formed in the folded state. These connection areas (VB.1, VB.2) are detachably connected to one another, and preferably in a positively connected. The fold axis (FA) forms a common edge of the two overlap areas (3.1, 3.2).Type: GrantFiled: November 6, 2020Date of Patent: November 7, 2023Assignee: Drägerwerk AG & Co. KGaAInventors: Thomas Reinboth, Benjamin Fleitmann
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Patent number: 11786411Abstract: A negative pressure wound therapy system treats multiple wounds on a patient's body. The system includes a source of negative air pressure, an air source, first and second fluid collection volumes, first and second wound-covering domes disposed over first and second wounds, a valve assembly disposed between the source of negative air pressure and the first and second fluid collection volumes, and between the air source and the first and second domes. The valve assembly has first and second operational modes. In the first, the valve assembly puts the source of negative air pressure in fluid communication with the first fluid collection volume, and the air source in fluid communication with the first dome. In the second, the valve assembly puts the source of negative air pressure in fluid communication with the second fluid collection volume, and the air source in fluid communication with the second dome.Type: GrantFiled: March 9, 2022Date of Patent: October 17, 2023Assignee: DeRoyal Industries, Inc.Inventors: Vincent Denis Jardret, Jonathan Matthew Cayce
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Patent number: 11779736Abstract: A catheter having a head with a head orifice and a head channel connected to the head orifice, a primary lumen wall that defines an internal primary lumen volume, an adjustable neck that connects the head channel to the internal primary lumen volume, an adjustment system partially enclosed in the primary lumen wall that provides an articulation of the adjustable neck between an extended position to a contracted position, wherein the articulation from the extended position to the contracted position provides a flexible tip catheter while the articulation from the contracted position to the extended position provides an ability to angulate toward a target.Type: GrantFiled: September 3, 2021Date of Patent: October 10, 2023Assignee: Imam Abdulrahman Bin Faisal UniversityInventor: Hassan Mohammed A. Al Bisher
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Patent number: 11771819Abstract: A filter adaptor includes a body that defines an internal passageway disposed between an inlet and an outlet, the passageway configured to permit passage of a fluid in a first direction defined by the inlet and the outlet; and a filter disposed within the passageway and oriented to define a volumetric direction that is different than the first direction. Another filter adaptor includes a body that defines an internal passageway disposed between an inlet and an outlet, and a filter disposed within the passageway, wherein the filter comprises a gelling absorbent material that, when in a dry state, is permeable to gas and that, when contacted by an aqueous fluid, converts to a gel. Such filter adaptors may be used for negative pressure wound therapy, dressing, or as syringe filters.Type: GrantFiled: December 27, 2019Date of Patent: October 3, 2023Assignee: ConvaTec LimitedInventors: Manjunath Penagondla, Colin Wood
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Patent number: 11759616Abstract: A negative pressure wound therapy device that includes a first tubing connectable in flow communication with a source of negative pressure configured for application of negative pressure to a wound site, a second tubing in flow communication with the wound site, and a valve.Type: GrantFiled: March 17, 2022Date of Patent: September 19, 2023Assignee: DEROYAL INDUSTRIES, INC.Inventors: Vincent Denis Jardret, Jonathan Matthew Cayce, Walter Cleveland Cowart, Scott Douglas Barnes, Gregory S. Hodge
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Patent number: 11752252Abstract: An apparatus for negative-pressure treatment may include an enclosure having a variable volume, a port and an actuation surface, a first one-way valve configured to allow fluid ingress to the enclosure, a second one-way valve configured to allow fluid egress from the enclosure, and an actuator configured to apply a linear force to the actuation surface.Type: GrantFiled: August 15, 2019Date of Patent: September 12, 2023Assignee: KCI Licensing, Inc.Inventors: Larry Tab Randolph, Richard Marvin Kazala, Jr.