Patents by Inventor Steven B. Woolfson
Steven B. Woolfson 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: 10342657Abstract: A prosthetic heart comprising a tube having proximal and distal ends, and a central lumen, a tubular frame having proximal and distal ends, and a central lumen, the tubular frame, comprising a plurality of radially-extending members, being disposed on an outside wall of the tube, the distal end of the tube being everted around the distal end of the tubular frame and extending proximally along the tubular frame and over the radially-extending members, and a valve member attached to the tube.Type: GrantFiled: December 2, 2016Date of Patent: July 9, 2019Assignee: Medtronic, Inc.Inventors: Steven B. Woolfson, Richard B. Streeter, Daniel C. Taylor, John R. Liddicoat
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Patent number: 9642603Abstract: An instrument includes, a lumen, a handpiece affixed to the proximal end of the lumen and including an actuator, a proximal articulable segment, the proximal end of the proximal articulable segment pivotably attached to the distal end of the lumen via a proximal hinge pin extending in a direction generally perpendicular to a longitudinal axis of the lumen, an actuation cable extending from the actuator through the lumen and into the proximal articulable segment, and a cable router comprising a proximal pulley assembly rotatable about the proximal hinge pin, wherein the cable is wrapped about the proximal pulley assembly.Type: GrantFiled: September 29, 2014Date of Patent: May 9, 2017Assignee: MICROLINE SURGICAL, INC.Inventors: Steven B. Woolfson, Sharad H Joshi, Jean-Luc Boulnois, Albert A. LePage, Christopher Devlin
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Publication number: 20170079778Abstract: A prosthetic heart comprising a tube having proximal and distal ends, and a central lumen, a tubular frame having proximal and distal ends, and a central lumen, the tubular frame, comprising a plurality of radially-extending members, being disposed on an outside wall of the tube, the distal end of the tube being everted around the distal end of the tubular frame and extending proximally along the tubular frame and over the radially-extending members, and a valve member attached to the tube.Type: ApplicationFiled: December 2, 2016Publication date: March 23, 2017Inventors: Steven B. Woolfson, Richard B. Streeter, Daniel C. Taylor, John R. Liddicoat
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Patent number: 9539088Abstract: A fixation band for affixing a prosthetic heart valve to tissue having proximal and distal annular portions positionable relative to one another, the proximal and distal annular portions each having a proximal and distal sides, the proximal side of the distal annular portion and the distal side of the proximal annular portion being oriented toward one another, and a prosthetic heart valve being attachable to one of the distal side of the distal annular portion and the proximal side of the proximal annular portion; staples configured between the distal side of the proximal annular portion and the proximal side of the distal annular portion; and a compression device operative between the proximal and distal annular portions for selectively positioning the proximal and distal annular members toward one another for compressing the staples therebetween and deploying the staples into tissue so as to affix the prosthetic heart valve to tissue.Type: GrantFiled: October 1, 2009Date of Patent: January 10, 2017Assignee: Medtronic, Inc.Inventors: Steven B. Woolfson, Richard B. Streeter, Daniel C. Taylor, John R. Liddicoat
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Publication number: 20150018843Abstract: An instrument includes, a lumen, a handpiece affixed to the proximal end of the lumen and including an actuator, a proximal articulable segment, the proximal end of the proximal articulable segment pivotably attached to the distal end of the lumen via a proximal hinge pin extending in a direction generally perpendicular to a longitudinal axis of the lumen, an actuation cable extending from the actuator through the lumen and into the proximal articulable segment, and a cable router comprising a proximal pulley assembly rotatable about the proximal hinge pin, wherein the cable is wrapped about the proximal pulley assembly.Type: ApplicationFiled: September 29, 2014Publication date: January 15, 2015Applicant: MICROLINE SURGICAL, INC.Inventors: Steven B. WOOLFSON, Sharad H. JOSHI, Jean-Luc BOULNOIS, Albert A. LAPAGE, Christopher DEVLIN
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Patent number: 8900267Abstract: An instrument includes, a lumen, a handpiece affixed to the proximal end of the lumen and including an actuator, a proximal articulable segment, the proximal end of the proximal articulable segment pivotably attached to the distal end of the lumen, an actuation cable extending from the actuator through the lumen and into the proximal articulable segment, and a cable router having a proximal knuckle assembly having a proximal segment knuckle affixed to the proximal end of the proximal articulable segment, a lumen knuckle affixed to the distal end of the lumen, and a proximal hinge pin knuckle positioned about the proximal hinge pin, wherein the cable is bent against the proximal segment knuckle, the lumen knuckle and the proximal hinge pin knuckle when the proximal articulable segment is generally parallel with the lumen.Type: GrantFiled: August 5, 2010Date of Patent: December 2, 2014Assignee: Microline Surgical, Inc.Inventors: Steven B. Woolfson, Sharad Joshi, Jean-Luc Boulnois, Albert A. LePage, Jr., Christopher Devlin
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Publication number: 20140257470Abstract: Apparatus for resecting a diseased heart valve, the apparatus comprising: a body portion; a first handle and a second handle; a cutting blade; a set of retaining arms; a pass-off tool having a first attachment device configured to selectively engage the first handle attached to the body portion so as to allow placement of the second handle of the body portion adjacent to the diseased heart valve, and a controller tool having a second attachment device at the distal end thereof, the second attachment device configured to selectively engage the second handle attached to the body portion so as to allow positioning of the body portion adjacent to the diseased heart valve, a cutting blade actuator configured to cause the cutting blade to selectively rotate, and a retaining arm actuator configured to selectively position the set of retaining arms from the contracted state to the expanded state.Type: ApplicationFiled: May 21, 2014Publication date: September 11, 2014Applicant: Medtronic, Inc.Inventors: Steven B. WOOLFSON, Richard B. STREETER, Daniel C. TAYLOR, William E. COHN
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Patent number: 8771302Abstract: Apparatus for resecting a diseased heart valve, the apparatus including: a body portion; a first handle and a second handle; a cutting blade; a set of retaining arms; a pass-off tool having a first attachment device configured to selectively engage the first handle attached to the body portion so as to allow placement of the second handle of the body portion adjacent to the diseased heart valve, and a controller tool, having a second attachment device at the distal end thereof, the second attachment device configured to selectively engage the second handle attached to the body portion so as to allow positioning of the body portion adjacent to the diseased heart valve, a cutting blade actuator configured to cause the cutting blade to selectively rotate, and a retaining arm actuator configured to selectively position the set of retaining arms from the contracted state to the expanded state.Type: GrantFiled: April 6, 2007Date of Patent: July 8, 2014Assignee: Medtronic, Inc.Inventors: Steven B. Woolfson, Richard B. Streeter, Daniel C. Taylor, William E. Cohn
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Publication number: 20120035617Abstract: An instrument includes, a lumen, a handpiece affixed to the proximal end of the lumen and including an actuator, a proximal articulable segment, the proximal end of the proximal articulable segment pivotably attached to the distal end of the lumen, an actuation cable extending from the actuator through the lumen and into the proximal articulable segment, and a cable router having a proximal knuckle assembly having a proximal segment knuckle affixed to the proximal end of the proximal articulable segment, a lumen knuckle affixed to the distal end of the lumen, and a proximal hinge pin knuckle positioned about the proximal hinge pin, wherein the cable is bent against the proximal segment knuckle, the lumen knuckle and the proximal hinge pin knuckle when the proximal articulable segment is generally parallel with the lumen.Type: ApplicationFiled: August 5, 2010Publication date: February 9, 2012Applicant: MICROLINE SURGICAL, INC.Inventors: Sharad JOSHI, Jean-Luc BOULNOIS, Steven B. WOOLFSON, Albert A. LePAGE, JR., Christopher DEVLIN
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Publication number: 20110118830Abstract: Methods for replacing native valve function of a diseased aortic valve are disclosed. In an embodiment, a method for replacing native valve function of a diseased aortic valve in a patient includes: (a) receiving an artificial heart valve assembly mounted about a first mounting position on a catheter system, (b) guiding the artificial heart valve assembly through the vasculature of the patient, (c) while the catheter system having the artificial heart valve assembly mounted thereto is in the patient's vasculature, mounting the artificial heart valve assembly about a second mounting position on the catheter system, (d) delivering the artificial heart valve assembly to the region of the diseased aortic valve, (e) expanding the artificial heart valve assembly in the region of the diseased aortic valve, and (f) withdrawing the catheter system from the patient's vasculature.Type: ApplicationFiled: January 24, 2011Publication date: May 19, 2011Inventors: John R. LIDDICOAT, Gregory H. Lambrecht, Todd F. Davenport, William E. Cohn, Steven B. Woolfson, Daniel C. Taylor
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Publication number: 20100286509Abstract: A method of performing a medical procedure on target tissue within the body includes immobilizing the target tissue with an immobilization device, positioning an insertion tool (e.g., a needle, a needle and marker wire, a needle gun, etc.) to be inserted into the target tissue on the immobilization device based on at least one reading of the target tissue, and inserting the insertion tool into the target tissue. An immobilization device for performing methods includes a frame assembly, a tissue immobilization assembly coupled to the frame assembly, the tissue immobilization assembly including a structure adapted to immobilize tissue, and a needle assembly releasably connectable to the frame assembly. The needle assembly includes a needle capable of being inserted into the immobilized tissue.Type: ApplicationFiled: July 21, 2010Publication date: November 11, 2010Applicant: TRAXYZ MEDICAL, INC.Inventors: Matthew S. Kressy, Leslie Greengard, Zachary S. Spigelman, Richard H. Theriault, Shekhar G. Wadekar, Steven B. Woolfson
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Patent number: 7787936Abstract: A method of performing a medical procedure on target tissue within the body includes immobilizing the target tissue with an immobilization device, positioning an insertion tool (e.g., a needle, a needle and marker wire, a needle gun, etc.) to be inserted into the target tissue on the immobilization device based on at least one reading of the target tissue, and inserting the insertion tool into the target tissue. An immobilization device for performing methods includes a frame assembly, a tissue immobilization assembly coupled to the frame assembly, the tissue immobilization assembly including a structure adapted to immobilize tissue, and a needle assembly releasably connectable to the frame assembly. The needle assembly includes a needle capable of being inserted into the immobilized tissue.Type: GrantFiled: January 24, 2005Date of Patent: August 31, 2010Assignee: Traxyz Medical, Inc.Inventors: Matthew S. Kressy, Leslie Greengard, Zachary S. Spigelman, Richard H. Theriault, Shekhar G. Wadekar, Steven B. Woolfson
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Publication number: 20100217384Abstract: Methods for replacing native valve function of a diseased aortic valve are disclosed. In an embodiment, a method for replacing native valve function of a diseased aortic valve in a patient includes: (a) receiving an artificial heart valve assembly mounted about a first mounting position on a catheter system, (b) guiding the artificial heart valve assembly through the vasculature of the patient, (c) while the catheter system having the artificial heart valve assembly mounted thereto is in the patient's vasculature, mounting the artificial heart valve assembly about a second mounting position on the catheter system, (d) delivering the artificial heart valve assembly to the region of the diseased aortic valve, (e) expanding the artificial heart valve assembly in the region of the diseased aortic valve, and (f) withdrawing the catheter system from the patient's vasculature.Type: ApplicationFiled: May 7, 2010Publication date: August 26, 2010Applicant: Medtronic Vascular, Inc.Inventors: John R. LIDDICOAT, Gregory H. Lambrecht, Todd F. Davenport, William E. Cohn, Steven B. Woolfson, Daniel C. Taylor
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Publication number: 20100030244Abstract: A fixation band for affixing a prosthetic heart valve to tissue having proximal and distal annular portions positionable relative to one another, the proximal and distal annular portions each having a proximal and distal sides, the proximal side of the distal annular portion and the distal side of the proximal annular portion being oriented toward one another, and a prosthetic heart valve being attachable to one of the distal side of the distal annular portion and the proximal side of the proximal annular portion; staples configured between the distal side of the proximal annular portion and the proximal side of the distal annular portion; and a compression device operative between the proximal and distal annular portions for selectively positioning the proximal and distal annular members toward one another for compressing the staples therebetween and deploying the staples into tissue so as to affix the prosthetic heart valve to tissue.Type: ApplicationFiled: October 1, 2009Publication date: February 4, 2010Inventors: Steven B. Woolfson, Richard B. Streeter, Daniel C. Taylor, John R. Liddicoat
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Patent number: 7611535Abstract: A fixation band for affixing a prosthetic heart valve to tissue having proximal and distal annular portions positionable relative to one another, the proximal and distal annular portions each having a proximal and distal sides, the proximal side of the distal annular portion and the distal side of the proximal annular portion being oriented toward one another, and a prosthetic heart valve being attachable to one of the distal side of the distal annular portion and the proximal side of the proximal annular portion; staples configured between the distal side of the proximal annular portion and the proximal side of the distal annular portion; and a compression device operative between the proximal and distal annular portions for selectively positioning the proximal and distal annular members toward one another for compressing the staples therebetween and deploying the staples into tissue so as to affix the prosthetic heart valve to tissue.Type: GrantFiled: June 29, 2006Date of Patent: November 3, 2009Assignee: Medtronic, Inc.Inventors: Steven B. Woolfson, Richard B. Streeter, Daniel C. Taylor, John R. Liddicoat
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Patent number: 7241310Abstract: A method and device for reducing mitral regurgitation. An elongated body is positioned in a coronary sinus of a patient in a vicinity of a heart mitral valve posterior leaflet. The body is adapted to straighten a natural curvature of at least a portion of the coronary sinus in the vicinity of the posterior leaflet to move a posterior annulus anteriorly, which in turn moves the posterior leaflet anteriorly, thereby to improve leaflet coaptation.Type: GrantFiled: January 14, 2003Date of Patent: July 10, 2007Inventors: Daniel C. Taylor, William E. Cohn, John R. Liddicoat, Steven B. Woolfson, Todd F. Davenport, Richard B. Streeter, Thomas F. Kordis, Jonathan Rourke
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Patent number: 7201761Abstract: Apparatus for resecting a diseased heart valve, the apparatus comprising: a body portion; a first handle and a second handle; a cutting blade; a set of retaining arms; a pass-off tool having a first attachment device configured to selectively engage the first handle attached to the body portion so as to allow placement of the second handle of the body portion adjacent to the diseased heart valve; and a controller tool having a second attachment device at the distal end thereof, the second attachment device configured to selectively engage the second handle attached to the body portion so as to allow positioning of the body portion adjacent to the diseased heart valve, a cutting blade actuator configured to cause the cutting blade to selectively rotate, and a retaining arm actuator configured to selectively position the set of retaining arms from a contracted state to an expanded state.Type: GrantFiled: April 16, 2003Date of Patent: April 10, 2007Assignee: Medtronic, Inc.Inventors: Steven B. Woolfson, Richard B. Streeter, Daniel C. Taylor, William E. Cohn
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Patent number: 7186264Abstract: A method and apparatus for reducing mitral regurgitation. The apparatus is inserted into the coronary sinus of a patient in the vicinity of the posterior leaflet of the mitral valve, the apparatus being adapted to straighten the natural curvature of at least a portion of the coronary sinus in the vicinity of the posterior leaflet of the mitral valve, whereby to move the posterior annulus anteriorly and thereby improve leaflet coaptation and reduce mitral regurgitation.Type: GrantFiled: March 29, 2002Date of Patent: March 6, 2007Assignee: Viacor, Inc.Inventors: John R. Liddicoat, Daniel C. Taylor, Richard B. Streeter, Steven B. Woolfson, William E. Cohn, Todd F. Davenport
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Patent number: 7097659Abstract: A fixation band for affixing a prosthetic heart valve to tissue, the fixation band comprising: a structure having a proximal end and a distal end in opposition to one another, and a lateral region between the proximal end and the distal end, wherein the prosthetic heart valve is attached to one of the proximal end and the distal end of the structure; a plurality of barbs selectively configurable between a first position and a second position, the barbs being contained within a peripheral boundary of the lateral region of the structure in the first position, and the barbs being extended from the peripheral boundary of the lateral region of the structure in the second position; and an actuator for selectively moving the plurality of barbs between the first position and the second position.Type: GrantFiled: April 16, 2003Date of Patent: August 29, 2006Assignee: Medtronic, Inc.Inventors: Steven B. Woolfson, Richard B. Streeter, Daniel C. Taylor, John R. Liddicoat
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Patent number: 7052487Abstract: A method for reducing mitral regurgitation includes deploying deforming matter into a selected one of (i) a mitral valve annulus adjacent a posterior leaflet, and (ii) tissue adjacent the mitral valve annulus and proximate the posterior leaflet, to cause conformational change in the mitral valve annulus to increase mitral valve leaflet coaptation.Type: GrantFiled: October 25, 2002Date of Patent: May 30, 2006Inventors: William E. Cohn, John R. Liddicoat, Steven B. Woolfson, Todd F. Davenport, Richard B. Streeter