1
John R Liddicoat, Gregory H Lambrecht, Todd F Davenport, William E Cohn, Steven B Woolfson, Daniel C Taylor: Method and apparatus for performing a procedure on a cardiac valve. Viacor, Pandiscio & Pandiscio P C, August 3, 2004: US06769434 (378 worldwide citation)

A method for deploying an aortic valve prosthesis includes the steps of: making a first opening leading to the left atrium; passing the valve prosthesis through the opening and into a cardiac chamber of the left side of the heart using a first manipulation instrument; making a second opening in the ...


2
William E Cohn, John R Liddicoat, Richard B Streeter, Daniel C Taylor, Steven B Woolfson: Method and apparatus for reducing mitral regurgitation. Viacor, Pandiscio & Pandiscio, May 10, 2005: US06890353 (243 worldwide citation)

Apparatus for reducing mitral regurgitation, by applying a force to the wall of the coronary sinus so as to force the posterior leaflet anteriorly and thereby reduce mitral regurgitation.


3
John R Liddicoat, Steven B Woolfson, Richard B Streeter, William E Cohn: Apparatus and method for reducing mitral regurgitation. Viacor, Pandiscio & Pandiscio, September 14, 2004: US06790231 (241 worldwide citation)

Apparatus for reducing mitral regurgitation, including a bendable elongated body adapted to be inserted into the coronary sinus of a patient in the vicinity of the posterior leaflet of the mitral valve, the elongated body being adjustable between a first configuration adapted to be delivered into th ...


4
William E Cohn, Ducksoo Kim: Catheter apparatus and methodology for generating a fistula on-demand between closely associated blood vessels at a pre-chosen anatomic site in-vivo. Beth Israel Deaconess Medical Center, David Prashker, November 3, 1998: US05830224 (215 worldwide citation)

The present invention provides catheter apparatus and catheterization methodology for generating an arteriovenous fistula or a veno-venous fistula on-demand between closely associated blood vessels and at a chosen anatomic site in-vivo. The catheter apparatus is preferably employed in pairs, each ca ...


5
Daniel C Taylor, John R Liddicoat, Richard B Streeter, Steven B Woolfson, William E Cohn, Todd F Davenport, Thomas F Kordis: Method and apparatus for improving mitral valve function. Viacor, Pandiscio & Pandiscio P C, December 2, 2003: US06656221 (191 worldwide citation)

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 vi ...


6
William E Cohn: Method and apparatus for resecting and replacing an aortic valve. Medtronic, Mike Jaro, Jeffrey J Hohenshell, June 9, 2009: US07544206 (190 worldwide citation)

A method and apparatus for delivering a device to a given location within a heart, the method and apparatus being adapted for: passing a first catheter through the left atrium of the heart, through the mitral valve and into the left ventricle, and passing a second catheter through the aorta toward t ...


7
William E Cohn, Ducksoo Kim: Catheter apparatus and methodology for generating a fistula on-demand between closely associated blood vessels at a prechosen anatomic site in-vivo. Beth Israel Hospital Association, David Prashker, August 8, 2000: US06099542 (189 worldwide citation)

The present invention provides catheter apparatus and catheterization methodology for generating an arteriovenous fistula or a veno-venous fistula on-demand between closely associated blood vessels and at a chosen anatomic site in-vivo. The catheter apparatus is preferably employed in pairs, each ca ...


8
Steven B Woolfson, Richard B Streeter, Daniel C Taylor, William E Cohn: Method and apparatus for resecting and replacing an aortic valve. Medtronic, Kagan Binder PLLC, April 10, 2007: US07201761 (147 worldwide citation)

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 a ...


9
William E Cohn, Ducksoo Kim: Catheter apparatus and methodology for generating a fistula on-demand between closely associated blood vessels at a pre-chosen anatomic site in-vivo. TransVascular, Robert D Buyan, Stout Uxa Buyan & Mullins, December 30, 2003: US06669709 (141 worldwide citation)

The present invention provides catheter apparatus and catheterization methodology for generating an arteriovenous fistula or a veno-venous fistula on-demand between closely associated blood vessels and at a chosen anatomic site in-vivo. The catheter apparatus is preferably employed in pairs, each ca ...


10
William E Cohn, John R Liddicoat, Steven B Woolfson, Todd F Davenport, Richard B Streeter: Method and apparatus for reducing mitral regurgitation. Pandiscio & Pandiscio, May 30, 2006: US07052487 (138 worldwide citation)

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 ann ...