Patents by Inventor Theodore Paul Dale
Theodore Paul Dale 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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Publication number: 20170325945Abstract: A prosthetic heart valve having an inflow end, an outflow end and a longitudinal axis extending from the inflow end to the outflow end includes a collapsible and expandable stent including a plurality of cells arranged in at least one row extending around a circumference of the stent. The stent further includes at least one engaging arm joined to one of the cells adjacent the outflow end and having a free end extending toward the inflow end, the engaging arm being movable between a loaded condition in which the engaging arm is oriented substantially parallel with the longitudinal axis of the stent, a partially-released condition in which the engaging arm forms a first angle with the longitudinal axis of the stent, and a fully-released condition in which the engaging arm forms a second angle with the longitudinal axis of the stent, the first angle being larger than the second angle.Type: ApplicationFiled: May 10, 2017Publication date: November 16, 2017Applicant: St. Jude Medical, Cardiology Division, Inc.Inventors: Theodore Paul Dale, Katherine A. Ahmann, Brian Joseph Perszyk, Mathias Charles Glimsdale, Kristopher Henry Vietmeier
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Publication number: 20170196553Abstract: A suture clip includes a body having a proximal end, a distal end, and a sidewall defining a lumen through the body from the proximal end to the distal end. At least one engaging arm is movable between a loaded condition in which the engaging arm is oriented substantially parallel with the sidewall of the body, and a relaxed condition in which the engaging arm is oriented transversely to the sidewall of the body and at least partially disposed within the lumen.Type: ApplicationFiled: January 9, 2017Publication date: July 13, 2017Applicant: St. Jude Medical, Cardiology Division, Inc.Inventor: Theodore Paul Dale
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Publication number: 20170079263Abstract: An apparatus for applying liquid pressure to resected tissue may include a fixture, a papillary assembly coupled to the fixture and having first and second spaced apart papillary attachment elements, and a resected mitral valve attached to the fixture. The fixture may have a first chamber, a second chamber, and an internal panel extending between the first and second chambers. The resected mitral valve may be attached to the internal panel and may have a posterior leaflet, an anterior leaflet, and tendinae chordae. The tendinae chordae may each be attached at a first end to the posterior leaflet or the anterior leaflet and at a second end to one of the papillary attachment elements. A first group of the tendinae chordae may be attached to the first papillary attachment element, and a second group of the tendinae chordae may be attached to the second papillary attachment element.Type: ApplicationFiled: November 30, 2016Publication date: March 23, 2017Inventors: Theodore Paul Dale, Aaron J. Chalekian, James Leo Kurk
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Publication number: 20170069232Abstract: An apparatus for simulation of an anatomical structure may include a left ventricle component having an inlet port configured to receive fluid flow therethrough, an aortic arch component having an outlet port configured to receive fluid flow therethrough, an aortic annulus component attached to and disposed between the left ventricle component and the aortic arch component, and an introducer configured to receive an elongated catheter assembly therethrough. The aortic annulus component may have an inner surface including simulated stenotic nodules. The introducer may be in fluid communication with at least one of the left ventricle component and the aortic arch component.Type: ApplicationFiled: November 16, 2016Publication date: March 9, 2017Inventors: Yousef F. Alkhatib, Theodore Paul Dale, Aaron J. Chalekian, James Leo Kurk
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Patent number: 9569985Abstract: An apparatus for simulation of an anatomical structure may include a left ventricle component having an inlet port configured to receive fluid flow therethrough, an aortic arch component having an outlet port configured to receive fluid flow therethrough, an aortic annulus component attached to and disposed between the left ventricle component and the aortic arch component, and an introducer configured to receive an elongated catheter assembly therethrough. The aortic annulus component may have an inner surface including simulated stenotic nodules. The introducer may be in fluid communication with at least one of the left ventricle component and the aortic arch component.Type: GrantFiled: March 12, 2013Date of Patent: February 14, 2017Assignee: St. Jude Medical, Cardiology Division, Inc.Inventors: Yousef F. Alkhatib, Theodore Paul Dale, Aaron J. Chalekian, James Leo Kurk
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Patent number: 9539094Abstract: An apparatus for applying liquid pressure to resected tissue may include a fixture, a papillary assembly coupled to the fixture and having first and second spaced apart papillary attachment elements, and a resected mitral valve attached to the fixture. The fixture may have a first chamber, a second chamber, and an internal panel extending between the first and second chambers. The resected mitral valve may be attached to the internal panel and may have a posterior leaflet, an anterior leaflet, and tendinae chordae. The tendinae chordae may each be attached at a first end to the posterior leaflet or the anterior leaflet and at a second end to one of the papillary attachment elements. A first group of the tendinae chordae may be attached to the first papillary attachment element, and a second group of the tendinae chordae may be attached to the second papillary attachment element.Type: GrantFiled: March 3, 2014Date of Patent: January 10, 2017Assignee: St. Jude Medical, Cardiology Division, Inc.Inventors: Theodore Paul Dale, Aaron J. Chalekian, James Leo Kurk
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Publication number: 20160361161Abstract: A prosthetic heart valve having an inflow end and an outflow end includes a collapsible and expandable stent having a plurality of commissure features, a plurality of first struts and a plurality of second struts. The plurality of first struts define a substantially cylindrical portion and the plurality of second struts have first ends attached to the cylindrical portion and free ends projecting radially outward from the cylindrical portion and configured to couple to adjacent heart tissue to anchor the stent. A collapsible and expandable valve assembly disposed within the stent has a plurality of leaflets coupled to the commissure features.Type: ApplicationFiled: June 9, 2016Publication date: December 15, 2016Applicant: St. Jude Medical, Cardiology Division, Inc.Inventors: Peter N. Braido, Mina S. Fahim, Thomas M. Benson, Theodore Paul Dale, Andrea N. Para, Mark Krans, Mathias Charles Glimsdale
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Patent number: 9498228Abstract: A transcatheter method of gathering tissue of a heart valve leaflet may include inserting an elongated catheter assembly to a position adjacent the heart valve leaflet, the catheter assembly including a capture tool moveable between a retracted position and an extended position, a tissue support, and a clamping member moveable between an open position and a closed position. The capture tool may be partially retracted to gather tissue of the heart valve leaflet between the tissue support and the clamping member. The clamping member may then be moved from the open position toward the closed position so as to clamp a substantial portion of the gathered tissue of the heart valve leaflet between the tissue support and the clamping member. Subsequently, a clip may be applied from the catheter assembly to the clamped tissue so as to hold the clamped tissue substantially in a gathered configuration.Type: GrantFiled: May 7, 2014Date of Patent: November 22, 2016Assignee: St. Jude Medical, Inc.Inventors: Theodore Paul Dale, Richard J. Olson, Benjamin E. Morris, John Miser
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Publication number: 20160278920Abstract: A device for repairing a native heart valve includes a reinforcing structure configured to couple to a portion of the native heart valve to remodel a geometry of the native heart valve, and at least one supporting member connected to the reinforcing structure.Type: ApplicationFiled: March 22, 2016Publication date: September 29, 2016Applicant: St. Jude Medical, Cardiology Division, Inc.Inventors: Peter N. Braido, Mina S. Fahim, Thomas M. Benson, Theodore Paul Dale, Andrea N. Para, Mark Krans, Mathias Charles Glimsdale
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Publication number: 20160278922Abstract: A prosthetic heart valve having an inflow end and an outflow end includes a collapsible and expandable stent including a plurality of cells arranged in rows extending around a circumference of the stent, at least one of the rows forming a flared portion having a diameter that is larger than diameters of others of the rows. The stent further includes engaging arms disposed adjacent the outflow end and extending toward the inflow end, the engaging arms being configured to couple to heart tissue to anchor the stent. A collapsible and expandable valve assembly has a plurality of leaflets disposed within the stent.Type: ApplicationFiled: March 22, 2016Publication date: September 29, 2016Applicant: St. Jude Medical, Cardiology Division, Inc.Inventors: Peter N. Braido, Mina S. Fahim, Thomas M. Benson, Theodore Paul Dale, Andrea N. Para, Mark Krans, Mathias Charles Glimsdale
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Publication number: 20160278923Abstract: A prosthetic heart valve having an inflow end and an outflow end includes a stent having a collapsed condition, an expanded condition, and a plurality of cells arranged in circumferential rows. The stent may include one or more securement features. One securement feature may be an anchor arm having a body portion and a free end extending from the body portion, the body portion being coupled to a perimeter of one of the plurality of cells, with the free end extending toward the inflow end in an expanded condition of the anchor arm. Another securement feature may include a flange formed of a braided mesh and having a body portion coupled to the stent and a flared portion adjacent the inflow end of the prosthetic heart valve. A valve assembly is disposed within the stent and has a plurality of leaflets.Type: ApplicationFiled: March 22, 2016Publication date: September 29, 2016Inventors: Mark Krans, Theodore Paul Dale, Andrea N. Para, Mathias Charles Glimsdale, Thomas M. Benson, Peter N. Braido
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Publication number: 20160270914Abstract: A loading tool for loading a collapsible prosthetic heart valve into a delivery device may include a body extending in a longitudinal direction between a proximal end and a distal end, an extension on the distal end of the body, and a slot extending through the extension from a free end of the extension toward the distal end of the body. The body may include a lumen extending between the proximal end and the distal end, the body lumen having a first diameter. The extension may have a lumen coaxial with the body lumen, the extension lumen having a second diameter less than the first diameter so as to define a shelf surface between the proximal end of the body and the free end of the extension.Type: ApplicationFiled: March 17, 2016Publication date: September 22, 2016Inventors: Mark Krans, Theodore Paul Dale, Andrea N. Para, Mathias Charles Glimsdale, Thomas M. Benson, Peter N. Braido
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Patent number: 9168135Abstract: A device is provided for collapsing a stented bioprosthetic valve, including first section and second sections, each spanning between first and second ends of the device. The second section of the device is associated with the first section to at least partially enclose an internal cavity formed by the first and second sections, the internal cavity tapering from an open insertion portion at a first end of the device to an open exit portion at a second end of the device. The insertion portion has a larger dimension than the exit portion. When the first section and second section are substantially enclosing the internal cavity, a stented bioprosthetic valve may be inserted into the insertion portion and collapsed as it is moved toward and through the exit portion. The valve may then be loaded on an apparatus for insertion into the body.Type: GrantFiled: January 30, 2015Date of Patent: October 27, 2015Assignee: St. Jude Medical, Cardiology Division, Inc.Inventors: Theodore Paul Dale, Aaron J. Chalekian, Valerie J. Glazier, Huisun Wang
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Publication number: 20150272737Abstract: A prosthetic heart valve may include a stent having an inflow end, an outflow end, a collapsed condition, and an expanded condition. The prosthetic valve may also include a collapsible and expandable valve assembly disposed within the stent and having a plurality of leaflets. The prosthetic valve and/or stent may include features to anchor the prosthetic valve to a native valve annulus and to seal the prosthetic valve with respect to the native valve annulus, such as planar and/or nonplanar annular sealing members coupled to ends of the stent. The stent may include one or more circumferential rows of anchor members or hooks extending radially outwardly from the stent. These hooks may be configured to extend in a particular direction when the stent is in the collapsed condition to facilitate resheathing of the stent if, upon deployment, a user determines the prosthetic heart valve is not positioned optimally.Type: ApplicationFiled: March 19, 2015Publication date: October 1, 2015Inventors: Theodore Paul Dale, Andrea N. Para, Gaurav Satam, Jason Diedering, Thomas Mark Benson, Saravana B. Kumar
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Patent number: 9066710Abstract: A device for transcatheter gathering of tissue of a heart valve leaflet may include an elongated tube, a capture tool moveable in the tube between a retracted position and an extended position, a tissue support located within a distal portion of the tube, and a clamping member pivotable in the tube between an open position spaced from the tissue support and a closed position adjacent the tissue support. The clamping member may have a flattened clamping portion and a C-shaped portion that defines a pocket therein. An open side of the C-shaped portion may face the tissue support. The capture tool and the clamping member may be operable to gather and clamp tissue between the tissue support and the clamping member, such that the clamped tissue has a gathered configuration. The device may also include a releasable clip adapted to hold the clamped tissue in the gathered configuration.Type: GrantFiled: March 8, 2013Date of Patent: June 30, 2015Assignee: St. Jude Medical, Cardiology Division, Inc.Inventors: Theodore Paul Dale, Richard J. Olson, Benjamin E. Morris, John Miser, Aleksandr I. Nadein
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Publication number: 20150135647Abstract: A device is provided for collapsing a stented bioprosthetic valve, including first section and second sections, each spanning between first and second ends of the device. The second section of the device is associated with the first section to at least partially enclose an internal cavity formed by the first and second sections, the internal cavity tapering from an open insertion portion at a first end of the device to an open exit portion at a second end of the device. The insertion portion has a larger dimension than the exit portion. When the first section and second section are substantially enclosing the internal cavity, a stented bioprosthetic valve may be inserted into the insertion portion and collapsed as it is moved toward and through the exit portion. The valve may then be loaded on an apparatus for insertion into the body.Type: ApplicationFiled: January 30, 2015Publication date: May 21, 2015Inventors: Theodore Paul Dale, Aaron J. Chalekian, Valerie J. Glazier, Huisun Wang
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Publication number: 20150134053Abstract: A device for repair of a heart valve leaflet includes an elongated catheter assembly having a proximal end and a distal end, and a tip at the distal end of the catheter assembly. A capture mechanism having a first free end and a second free end is rotatably coupled to a distal end of the tip. A plication mechanism has an open configuration and a closed configuration, and extends between the first free end and the second free end of the capture mechanism when in the open configuration. The device may also include a clip housing at a proximal end of the tip configured to hold a clip therein.Type: ApplicationFiled: November 4, 2014Publication date: May 14, 2015Inventors: Benjamin E. Morris, Wayne Johnson, Mark Griffin, Cory Celestino, Jeffrey Clarke, Indi Gunasekara, Gregory R. Furnish, Theodore Paul Dale
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Patent number: 9021670Abstract: A device is provided for collapsing a stented bioprosthetic valve, including first section and second sections, each spanning between first and second ends of the device. The second section of the device is associated with the first section to at least partially enclose an internal cavity formed by the first and second sections, the internal cavity tapering from an open insertion portion at a first end of the device to an open exit portion at a second end of the device. The insertion portion has a larger dimension than the exit portion. When the first section and second section are substantially enclosing the internal cavity, a stented bioprosthetic valve may be inserted into the insertion portion and collapsed as it is moved toward and through the exit portion. The valve may then be loaded on an apparatus for insertion into the body.Type: GrantFiled: August 17, 2011Date of Patent: May 5, 2015Assignee: St. Jude Medical, Cardiology Division, Inc.Inventors: Theodore Paul Dale, Aaron J. Chalekian, Valerie J. Glazier, Huisun Wang
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Publication number: 20140371844Abstract: A prosthetic heart valve includes a collapsible and expandable stent, a collapsible and expandable valve assembly disposed within the stent, and one or more features coupled to the stent for at least partially anchoring the prosthetic heart valve within a native valve annulus of a patient. The anchoring features may include a body transitionable from an unfurled condition to a furled condition, the furled condition forming a flange for at least partially anchoring the heart valve, and/or a plurality of hooks transitionable from a deformed condition to a relaxed condition for at least partially anchoring the heart valve. A delivery device for the prosthetic heart valve may include a handle and a catheter member extending from the handle and having a first portion, a second portion, and a compartment for receiving the valve. The delivery device may provide for staged deployment of the valve.Type: ApplicationFiled: June 17, 2014Publication date: December 18, 2014Inventors: Theodore Paul Dale, Mathias C. Glimsdale, Mark Krans
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Publication number: 20140277407Abstract: An apparatus for applying liquid pressure to resected tissue may include a fixture, a papillary assembly coupled to the fixture and having first and second spaced apart papillary attachment elements, and a resected mitral valve attached to the fixture. The fixture may have a first chamber, a second chamber, and an internal panel extending between the first and second chambers. The resected mitral valve may be attached to the internal panel and may have a posterior leaflet, an anterior leaflet, and tendinae chordae. The tendinae chordae may each be attached at a first end to the posterior leaflet or the anterior leaflet and at a second end to one of the papillary attachment elements. A first group of the tendinae chordae may be attached to the first papillary attachment element, and a second group of the tendinae chordae may be attached to the second papillary attachment element.Type: ApplicationFiled: March 3, 2014Publication date: September 18, 2014Applicant: St. Jude Medical, Cardiology Division, Inc.Inventors: Theodore Paul Dale, Aaron J. Chalekian, James Leo Kurk