Patents by Inventor Sean A. McNiven
Sean A. McNiven has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 12318288Abstract: An intravascular device delivery system has an elongated member, a guidewire receiving member, and a distal cap longitudinally fixed to a guidewire receiving member. The distal cap includes an insert having an elongate member, a rim member radially separated from the elongate member, and a wall member supporting the rim member, the wall member being disposed between the rim member and the elongate member.Type: GrantFiled: October 30, 2018Date of Patent: June 3, 2025Assignees: Cephea Valve Technologies, Inc., EVALVE, INC.Inventors: Randolf Von Oepen, Timothy C. Reynolds, Evelyn N. Haynes, Sean A McNiven, Dan Wallace, Peter Gregg, John Hill, David Tung
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Publication number: 20240173130Abstract: A delivery system for delivering an implantable medical device, such as a prosthetic heart valve, intravascularly to a target site, such as a heart valve annulus in a patient. The system includes an outer sheath, a connecting arm connected to the outer sheath, a valve cover at the distal end of the outer sheath and a steering catheter within the outer sheath. A handle is connected to the steering catheter so that rotation of the handle rotates the steering catheter. A coupling mechanism has a first condition rotationally coupling the outer sheath to the steering catheter, and a second condition in which the outer sheath is rotationally uncouple from the steering catheter.Type: ApplicationFiled: November 21, 2023Publication date: May 30, 2024Applicant: Cephea Valve Technologies, Inc.Inventors: Sean A. McNiven, Randolf Von Oepen, Austin Sherman, Francisco Valencia
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Publication number: 20240025083Abstract: A medical device includes a scaffold crimped to a catheter having an expansion balloon. The scaffold is crimped to the balloon by a process that includes inflating the delivery balloon during a diameter reduction to improve scaffold retention and maintaining an inflated balloon during the diameter reduction and prior and subsequent dwell periods.Type: ApplicationFiled: October 3, 2023Publication date: January 25, 2024Inventors: Lily Ayo ROBERTS, Sean A. MCNIVEN, Kathleen YAN, Boyd V. KNOTT, Jeremy B. BEER, Mark C. JOHNSON
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Patent number: 11806898Abstract: A medical device includes a scaffold crimped to a catheter having an expansion balloon. The scaffold is crimped to the balloon by a process that includes inflating the delivery balloon during a diameter reduction to improve scaffold retention and maintaining an inflated balloon during the diameter reduction and prior and subsequent dwell periods.Type: GrantFiled: June 7, 2022Date of Patent: November 7, 2023Assignee: Abbott Cardiovascular Systems Inc.Inventors: Lily Ayo Roberts, Sean A. McNiven, Kathleen Yan, Boyd V. Knott, Jeremy B. Beer, Mark C. Johnson
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Patent number: 11793973Abstract: A steerable catheter has a body with an outer surface and an inner surface defining a central lumen. The outer surface and inner surface define a wall of the body, which has a plurality of steering lumen and control lumen extending longitudinally therethrough. The body includes a body material. The steering lumen and control lumen have a control lumen lining and steering lumen lining, respectively, with a higher durometer than the body material. A steering wire is positioned within the steering lumen and a control wire is positioned within the control lumen.Type: GrantFiled: March 11, 2021Date of Patent: October 24, 2023Assignee: CEPHEA VALVE TECHNOLOGIES, INC.Inventors: Sean A McNiven, Francisco Valencia, Randolf von Oepen
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Systems and methods for delivering and deploying an artificial heart valve within the mitral annulus
Patent number: 11723768Abstract: The present disclosure describes devices, systems, and methods for loading, delivering, positioning, and deploying an artificial heart valve device at the mitral annulus. A delivery system includes a delivery member coupled to a handle assembly and extending distally from the handle assembly. The valve device is attached at the distal end of the delivery member, and is constrained within a valve cover of an outer sheath. A delivery catheter is configured to advance the valve relative to the outer sheath, and a suture catheter includes sutures/tethers which maintain proximal tension on the valve prior to deployment.Type: GrantFiled: December 16, 2020Date of Patent: August 15, 2023Assignee: CEPHEA VALVE TECHNOLOGIES, INC.Inventors: Randolf von Oepen, Sean A. McNiven, Francisco Valencia -
Patent number: 11724068Abstract: The present disclosure describes devices, systems, and methods for intravascularly delivering an implantable device to a targeted anatomical site such as the mitral annulus. A delivery system includes a delivery member coupled to a handle assembly and extending distally from the handle assembly. A delivery catheter is concentrically positioned within an outer member and configured to advance the intravascular device relative to the outer member. The delivery catheter includes a distal can structure configured to house at least a portion of the intravascular device in a compressed, pre-deployed position.Type: GrantFiled: November 14, 2019Date of Patent: August 15, 2023Assignee: CEPHEA VALVE TECHNOLOGIES, INC.Inventors: Randolf von Oepen, Francisco Valencia, Sean A. McNiven, Timothy C. Reynolds, Rommel Cababaro Lumauig, Shengmin Mei, Hugo A. Cobar, Daniel Tucker Wallace
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Publication number: 20230248941Abstract: An intravascular device delivery system has an elongated member with a flexible hypotube. The hypotube can be rotationally keyed to a steerable catheter. The flexible hypotube includes one or more cuts to allow bending of the flexible hypotube within a first plane. The steerable catheter is steerable to bend the flexible hypotube within the first plane, and longitudinally movable relative to the flexible hypotube to allow distal movement of the steerable catheter relative to a distal end of the flexible hypotube.Type: ApplicationFiled: April 20, 2023Publication date: August 10, 2023Inventors: Randolf von Oepen, Sean A. McNiven, Francisco Valencia
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Patent number: 11679236Abstract: An intravascular device delivery system has an elongated member with a flexible hypotube. The hypotube can be rotationally keyed to a steerable catheter. The flexible hypotube includes one or more cuts to allow bending of the flexible hypotube within a first plane. The steerable catheter is steerable to bend the flexible hypotube within the first plane, and longitudinally movable relative to the flexible hypotube to allow distal movement of the steerable catheter relative to a distal end of the flexible hypotube.Type: GrantFiled: April 7, 2020Date of Patent: June 20, 2023Assignee: Cephea Valve Technologies, Inc.Inventors: Randolf von Oepen, Sean A. McNiven, Francisco Valencia
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Patent number: 11648357Abstract: A method for sealing and flushing a delivery member includes sealing one or more lumens and flushing air from the one or more lumens. An interventional device delivery system includes a handle assembly and a delivery member. The handle assembly includes a catheter holder with a passageway therethrough. A flush block is associated with the catheter holder and has a flush port and a flush chamber. The delivery member is associated with the handle assembly and includes a plurality of catheters. At least one of the catheters has a proximal end disposed within the passageway in the catheter holder and is in fluid communication with the flush chamber.Type: GrantFiled: July 15, 2020Date of Patent: May 16, 2023Assignee: CEPHEA VALVE TECHNOLOGIES, INC.Inventors: Randolf von Oepen, Sean A. McNiven, Francisco Valencia
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Patent number: 11504064Abstract: The present disclosure relates to delivery devices and interventional devices configured to enable monitoring of pressure and other hemodynamic properties before, during, and/or after a cardiac procedure. A guide catheter includes a routing lumen or a routing groove for routing a sensor wire to a desired location during a cardiac procedure. A guide catheter includes one or more pressure sensors positioned to provide desired pressure measurements when the guide catheter is deploying an interventional device. An interventional device may also include one or more associated sensors for providing hemodynamic information before, during, and/or after deployment.Type: GrantFiled: July 27, 2017Date of Patent: November 22, 2022Assignee: EVALVE, INC.Inventors: Chad J. Abunassar, Brandon W. Chu, Patricia H. Ho, Koji J. Kizuka, Benjamin L. Lee, Tamer M. Mahmoud, Sean A. McNiven, Scott C. Mosher, Santosh V. Prabhu, Lauren G. Troxler, Dylan T. Van Hoven
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Patent number: 11484408Abstract: An intravascular device delivery system includes a distal end cap to connect an elongated member of the intravascular device delivery system to an intravascular device. The distal end cap includes at least one connection member radially movable relative to the distal end cap that is configured to engage with a complimentary recess in the intravascular device.Type: GrantFiled: March 24, 2020Date of Patent: November 1, 2022Assignee: Cephea Valve Technologies, Inc.Inventors: Randolf von Oepen, Sean A. McNiven, Ken C. Salvador
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Patent number: 11471645Abstract: An intravascular delivery system includes a delivery sheath capable of transmitting a predetermined tension or compression force in a longitudinal direction while maintaining flexibility to navigate tortuous anatomy. A method of delivering a medical device includes inserting an intravascular device delivery system including a delivery sheath having a continuous spine into a bodily lumen. A distal longitudinal force is applied to the delivery sheath. The distal force is transmitted through the continuous spine and across one or more slit cuts of the delivery sheath. A proximal longitudinal force is applied to the delivery sheath. The proximal longitudinal force is transmitted through the continuous spine of the delivery sheath.Type: GrantFiled: April 7, 2020Date of Patent: October 18, 2022Assignee: Cephea Valve Technologies, Inc.Inventors: Sean A. McNiven, Randolf von Oepen, Yongjin Xie, Francisco Valencia, Ken C. Salvador
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Publication number: 20220297351Abstract: A medical device includes a scaffold crimped to a catheter having an expansion balloon. The scaffold is crimped to the balloon by a process that includes inflating the delivery balloon during a diameter reduction to improve scaffold retention and maintaining an inflated balloon during the diameter reduction and prior and subsequent dwell periods.Type: ApplicationFiled: June 7, 2022Publication date: September 22, 2022Inventors: Lily Ayo ROBERTS, Sean A. MCNIVEN, Kathleen YAN, Boyd V. KNOTT, Jeremy B. BEER, Mark C. JOHNSON
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Patent number: 11376762Abstract: A medical device-includes a scaffold crimped to a catheter having an expansion balloon. The scaffold is crimped to the balloon by a process that includes inflating the delivery balloon during a diameter reduction to improve scaffold retention and maintaining an inflated balloon during the diameter reduction and prior and subsequent dwell periods.Type: GrantFiled: August 13, 2018Date of Patent: July 5, 2022Assignee: Abbott Cardiovascular Systems Inc.Inventors: Lily Ayo Roberts, Sean A. McNiven, Kathleen Yan, Boyd V. Knott, Jeremy B. Beer, Mark C. Johnson
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Patent number: 11324495Abstract: The present disclosure describes devices, systems, and methods for intravascularly delivering an implantable device at the mitral annulus. A delivery system includes a delivery member coupled to a handle assembly and extending distally from the handle assembly. The intravascular device is attached at the distal end of the delivery member, and is housed within a distal piece of an outer sheath. A steering catheter is nested within the outer sheath to bend the delivery member into position. A delivery catheter is configured to advance the intravascular device relative to the outer sheath, and a suture catheter includes sutures/tethers which may be coupled to the intravascular device prior to deployment.Type: GrantFiled: July 27, 2017Date of Patent: May 10, 2022Assignee: CEPHEA VALVE TECHNOLOGIES, INC.Inventors: Randolf von Oepen, Sean A. McNiven, Francisco Valencia
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Patent number: 11304807Abstract: A system for repairing a tricuspid valve and positioned at a distal end of a catheter having a proximal end and a distal end and a bore extending between the proximal end and the distal end. The system comprises an activation element extending along the bore, the activation element including a first push element and a first pull element; a second push element and a second pull element; a third push element and a third pull element; wherein the first push element, the second push element, and the third push element are independently slideable in relation to each other; a first lower jaw being pin connected to the first pull element; a second lower jaw being pin connected to the second pull element; a third lower jaw being pin connected to the third pull element.Type: GrantFiled: November 15, 2019Date of Patent: April 19, 2022Assignee: Abbott Cardiovascular Systems Inc.Inventors: Sean A. McNiven, Laura M. Kalvass, Benjamin L. Lee, Antonio N. Garcia
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Publication number: 20210369456Abstract: An intravascular device delivery system includes an elongated member with a distal end cap and a delivery disc that are longitudinally movable using a disc handle. A main body of the disc handle is configured to move the distal end cap and a movable body of the disc handle is configured to move the delivery disc. The movable body is movable relative to the main body, and the main body and movable body are movable together.Type: ApplicationFiled: August 11, 2021Publication date: December 2, 2021Inventors: Randolf von Oepen, Sean A. McNiven, Francisco Valencia, Ken C. Salvador, Yongjin Xie
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Patent number: 11109967Abstract: An intravascular device delivery system includes an elongated member with a distal end cap and a delivery disc that are longitudinally movable using a disc handle. A main body of the disc handle is configured to move the distal end cap and a movable body of the disc handle is configured to move the delivery disc. The movable body is movable relative to the main body, and the main body and movable body are movable together.Type: GrantFiled: July 27, 2017Date of Patent: September 7, 2021Assignee: CEPHEA VALVE TECHNOLOGIES, INC.Inventors: Randolf von Oepen, Sean A. McNiven, Francisco Valencia, Ken C. Salvador, Yongjin Xie
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Publication number: 20210196927Abstract: A steerable catheter has a body with an outer surface and an inner surface defining a central lumen. The outer surface and inner surface define a wall of the body, which has a plurality of steering lumen and control lumen extending longitudinally therethrough. The body includes a body material. The steering lumen and control lumen have a control lumen lining and steering lumen lining, respectively, with a higher durometer than the body material. A steering wire is positioned within the steering lumen and a control wire is positioned within the control lumen.Type: ApplicationFiled: March 11, 2021Publication date: July 1, 2021Inventors: Sean A. McNiven, Francisco Valencia, Randolf von Oepen