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).

  • Patent number: 10342657
    Abstract: 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: Grant
    Filed: December 2, 2016
    Date of Patent: July 9, 2019
    Assignee: Medtronic, Inc.
    Inventors: Steven B. Woolfson, Richard B. Streeter, Daniel C. Taylor, John R. Liddicoat
  • Patent number: 9642603
    Abstract: 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: Grant
    Filed: September 29, 2014
    Date of Patent: May 9, 2017
    Assignee: MICROLINE SURGICAL, INC.
    Inventors: Steven B. Woolfson, Sharad H Joshi, Jean-Luc Boulnois, Albert A. LePage, Christopher Devlin
  • Publication number: 20170079778
    Abstract: 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: Application
    Filed: December 2, 2016
    Publication date: March 23, 2017
    Inventors: Steven B. Woolfson, Richard B. Streeter, Daniel C. Taylor, John R. Liddicoat
  • Patent number: 9539088
    Abstract: 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: Grant
    Filed: October 1, 2009
    Date of Patent: January 10, 2017
    Assignee: Medtronic, Inc.
    Inventors: Steven B. Woolfson, Richard B. Streeter, Daniel C. Taylor, John R. Liddicoat
  • Publication number: 20150018843
    Abstract: 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: Application
    Filed: September 29, 2014
    Publication date: January 15, 2015
    Applicant: MICROLINE SURGICAL, INC.
    Inventors: Steven B. WOOLFSON, Sharad H. JOSHI, Jean-Luc BOULNOIS, Albert A. LAPAGE, Christopher DEVLIN
  • Patent number: 8900267
    Abstract: 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: Grant
    Filed: August 5, 2010
    Date of Patent: December 2, 2014
    Assignee: Microline Surgical, Inc.
    Inventors: Steven B. Woolfson, Sharad Joshi, Jean-Luc Boulnois, Albert A. LePage, Jr., Christopher Devlin
  • Publication number: 20140257470
    Abstract: 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: Application
    Filed: May 21, 2014
    Publication date: September 11, 2014
    Applicant: Medtronic, Inc.
    Inventors: Steven B. WOOLFSON, Richard B. STREETER, Daniel C. TAYLOR, William E. COHN
  • Patent number: 8771302
    Abstract: 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: Grant
    Filed: April 6, 2007
    Date of Patent: July 8, 2014
    Assignee: Medtronic, Inc.
    Inventors: Steven B. Woolfson, Richard B. Streeter, Daniel C. Taylor, William E. Cohn
  • Publication number: 20120035617
    Abstract: 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: Application
    Filed: August 5, 2010
    Publication date: February 9, 2012
    Applicant: MICROLINE SURGICAL, INC.
    Inventors: Sharad JOSHI, Jean-Luc BOULNOIS, Steven B. WOOLFSON, Albert A. LePAGE, JR., Christopher DEVLIN
  • Publication number: 20110118830
    Abstract: 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: Application
    Filed: January 24, 2011
    Publication date: May 19, 2011
    Inventors: John R. LIDDICOAT, Gregory H. Lambrecht, Todd F. Davenport, William E. Cohn, Steven B. Woolfson, Daniel C. Taylor
  • Publication number: 20100286509
    Abstract: 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: Application
    Filed: July 21, 2010
    Publication date: November 11, 2010
    Applicant: TRAXYZ MEDICAL, INC.
    Inventors: Matthew S. Kressy, Leslie Greengard, Zachary S. Spigelman, Richard H. Theriault, Shekhar G. Wadekar, Steven B. Woolfson
  • Patent number: 7787936
    Abstract: 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: Grant
    Filed: January 24, 2005
    Date of Patent: August 31, 2010
    Assignee: Traxyz Medical, Inc.
    Inventors: Matthew S. Kressy, Leslie Greengard, Zachary S. Spigelman, Richard H. Theriault, Shekhar G. Wadekar, Steven B. Woolfson
  • Publication number: 20100217384
    Abstract: 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: Application
    Filed: May 7, 2010
    Publication date: August 26, 2010
    Applicant: Medtronic Vascular, Inc.
    Inventors: John R. LIDDICOAT, Gregory H. Lambrecht, Todd F. Davenport, William E. Cohn, Steven B. Woolfson, Daniel C. Taylor
  • Publication number: 20100030244
    Abstract: 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: Application
    Filed: October 1, 2009
    Publication date: February 4, 2010
    Inventors: Steven B. Woolfson, Richard B. Streeter, Daniel C. Taylor, John R. Liddicoat
  • Patent number: 7611535
    Abstract: 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: Grant
    Filed: June 29, 2006
    Date of Patent: November 3, 2009
    Assignee: Medtronic, Inc.
    Inventors: Steven B. Woolfson, Richard B. Streeter, Daniel C. Taylor, John R. Liddicoat
  • Patent number: 7241310
    Abstract: 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: Grant
    Filed: January 14, 2003
    Date of Patent: July 10, 2007
    Inventors: Daniel C. Taylor, William E. Cohn, John R. Liddicoat, Steven B. Woolfson, Todd F. Davenport, Richard B. Streeter, Thomas F. Kordis, Jonathan Rourke
  • Patent number: 7201761
    Abstract: 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: Grant
    Filed: April 16, 2003
    Date of Patent: April 10, 2007
    Assignee: Medtronic, Inc.
    Inventors: Steven B. Woolfson, Richard B. Streeter, Daniel C. Taylor, William E. Cohn
  • Patent number: 7186264
    Abstract: 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: Grant
    Filed: March 29, 2002
    Date of Patent: March 6, 2007
    Assignee: Viacor, Inc.
    Inventors: John R. Liddicoat, Daniel C. Taylor, Richard B. Streeter, Steven B. Woolfson, William E. Cohn, Todd F. Davenport
  • Patent number: 7097659
    Abstract: 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: Grant
    Filed: April 16, 2003
    Date of Patent: August 29, 2006
    Assignee: Medtronic, Inc.
    Inventors: Steven B. Woolfson, Richard B. Streeter, Daniel C. Taylor, John R. Liddicoat
  • Patent number: 7052487
    Abstract: 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: Grant
    Filed: October 25, 2002
    Date of Patent: May 30, 2006
    Inventors: William E. Cohn, John R. Liddicoat, Steven B. Woolfson, Todd F. Davenport, Richard B. Streeter