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: 11045315Abstract: A method of delivering a rigid intravascular device to a target location in a patient's heart includes positioning a distal tip of an elongated member of the intravascular device delivery system in a right atrium of a heart and moving the distal tip of the elongated member into a left atrium of the heart. The method includes advancing an inner steerable catheter of the elongated member longitudinally distally relative to an outer sleeve of the elongated member a first longitudinal distance; deflecting at least a portion of the inner steerable catheter a first deflection amount; then advancing an inner steerable catheter of the elongated member longitudinally distally relative to an outer sleeve of the elongated member a second longitudinal distance; and then deflecting at least a portion of the inner steerable catheter a second deflection amount.Type: GrantFiled: July 27, 2017Date of Patent: June 29, 2021Assignee: CEPHEA VALVE TECHNOLOGIES, INC.Inventors: Francisco Valencia, Sean A. McNiven, Randolf von Oepen
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Patent number: 10974027Abstract: 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: July 27, 2017Date of Patent: April 13, 2021Assignee: CEPHEA VALVE TECHNOLOGIES, INC.Inventors: Sean A. McNiven, Fransisco Valencia, Randolf von Oepen
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SYSTEMS AND METHODS FOR DELIVERING AND DEPLOYING AN ARTIFICIAL HEART VALVE WITHIN THE MITRAL ANNULUS
Publication number: 20210100655Abstract: 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: ApplicationFiled: December 16, 2020Publication date: April 8, 2021Inventors: Randolf von Oepen, Sean A. McNiven, Francisco Valencia -
Patent number: 10933216Abstract: An intravascular device delivery system includes an elongated member with a proximal end, a distal end, and a longitudinal axis therebetween. The elongated member includes a multilumen catheter having a catheter wall with a plurality of lumen in the catheter wall. The plurality of lumen extends from a proximal end of the elongated member to a distal end of the elongated member. A lumen ratio of the cross-sectional area of the plurality of lumen and the cross sectional area of the catheter wall is greater than 30%.Type: GrantFiled: July 27, 2017Date of Patent: March 2, 2021Assignee: CEPHEA VALVE TECHNOLOGIES, INC.Inventors: Randolf von Oepen, Sean A. McNiven, Francisco Valencia
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Patent number: 10874512Abstract: 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: October 4, 2017Date of Patent: December 29, 2020Assignee: Cephea Valve Technologies, Inc.Inventors: Randolf von Oepen, Sean A. McNiven, Francisco Valencia
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Patent number: 10856988Abstract: An intravascular device configured to be recaptured within a guide catheter has a ring located at the distal end of a delivery catheter. The ring has an outer diameter greater than that of the delivery catheter and a sloped guide surface near the outer edge of the ring to urge the ring and delivery catheter toward a radially centered position within the guide catheter.Type: GrantFiled: February 5, 2019Date of Patent: December 8, 2020Assignee: EVALVE, INC.Inventors: Sean A. McNiven, Herminia C. Heflin, Stephanie A. Kozuma
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Publication number: 20200345951Abstract: 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: ApplicationFiled: July 15, 2020Publication date: November 5, 2020Inventors: Randolf von Oepen, Sean A. McNiven, Francisco Valencia
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Publication number: 20200323634Abstract: 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: ApplicationFiled: October 30, 2018Publication date: October 15, 2020Applicants: 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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Patent number: 10751485Abstract: 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 27, 2017Date of Patent: August 25, 2020Assignee: Cephea Valve Technologies, Inc.Inventors: Randolf von Oepen, Sean A. McNiven, Francisco Valencia
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Publication number: 20200230352Abstract: 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: ApplicationFiled: April 7, 2020Publication date: July 23, 2020Inventors: Sean A. McNiven, Randolf von Oepen, Yongjin Xie, Francisco Valencia, Ken C. Salvador
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Publication number: 20200230354Abstract: 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 7, 2020Publication date: July 23, 2020Inventors: Randolf von Oepen, Sean A. McNiven, Francisco Valencia
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Publication number: 20200222183Abstract: 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: ApplicationFiled: March 24, 2020Publication date: July 16, 2020Inventors: Randolf von Oepen, Sean A. McNiven, Ken C. Salvador
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Patent number: 10661052Abstract: 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: July 27, 2017Date of Patent: May 26, 2020Assignee: Cephea Valve Technologies, Inc.Inventors: Sean A. McNiven, Randolf von Oepen, Yongjin Xie, Francisco Valencia, Ken C. Salvador
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Publication number: 20200155804Abstract: 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: ApplicationFiled: November 14, 2019Publication date: May 21, 2020Inventors: 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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Patent number: 10646689Abstract: 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: July 27, 2017Date of Patent: May 12, 2020Assignee: Cephea Valve Technologies, Inc.Inventors: Randolf von Oepen, Sean A. McNiven, Francisco Valencia
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Patent number: 10639151Abstract: An intravascular delivery system includes a threaded coil. The threaded coil includes one or more wires coiled to form a spiral coil with at least one thread extending along a length of the threaded coil. The threaded coil is elastically deformable for delivery of the threaded coil to a target location in the body and is rotatable to longitudinally position an intravascular device at the target location.Type: GrantFiled: July 27, 2017Date of Patent: May 5, 2020Assignee: Cephea Valve Technologies, Inc.Inventors: Randolf von Oepen, Sean A. McNiven
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Patent number: 10631981Abstract: 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: July 27, 2017Date of Patent: April 28, 2020Assignee: Cephea Valve Technologies, Inc.Inventors: Randolf von Oepen, Sean A. McNiven, Ken C. Salvador
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Publication number: 20200078173Abstract: 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: ApplicationFiled: November 15, 2019Publication date: March 12, 2020Applicant: Abbott Cardiovascular Systems Inc.Inventors: Sean A. McNiven, Laura M. Kalvass, Benjamin L. Lee, Antonio N. Garcia
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Patent number: 10478304Abstract: 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: July 20, 2016Date of Patent: November 19, 2019Assignee: Abbott Cardiovascular Systems Inc.Inventors: Sean A. McNiven, Laura M. Kalvass, Benjamin L. Lee, Antonio N. Garcia
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Patent number: 10420565Abstract: A system for repairing a tricuspid valve in a patient's heart comprising a post having a distal end and a proximal end, a capture element attached to the distal end of the post, the capture element including: a plurality of arms each having a first end and a second end, each arm attached at the first end to the post and extending both radially outwardly from the post and proximally, each arm defining an opening at the second end; a wire passing sequentially through the opening on each arm, whereby tensioning the wire draws the second end of each arm towards the post.Type: GrantFiled: November 29, 2016Date of Patent: September 24, 2019Assignee: Abbott Cardiovascular Systems Inc.Inventors: Antonio N. Garcia, Laura M. Kalvass, Sean A. McNiven, Benjamin L. Lee