1
Marc Bessler, Timothy A M Chuter: Artificial heart valve and method and device for implanting the same. The Trustees of Columbia University in the City of New York, William H Dippert, Cowan Liebowitz & Latman P C, January 5, 1999: US05855601 (923 worldwide citation)

An artificial heart valve comprises a relatively rigid stent member having a first cylindrical shape and a flexible valve disposed in the stent member, the stent member being self-expandable to a second cylindrical shape and collapsible to its first cylindrical shape. The valve comprises a circular ...


2
Marc Bessler, Michael R Treat: Gastrointestinal approximating and tissue attaching device. The Trustees of Columbia University in the City of New York, John P White, Peter J Phillips, May 2, 1995: US05411508 (625 worldwide citation)

An intestinal steerable endoscopic stapler for stapling tubular tissue is provided comprising a circular anvil member having a circular anvil stapling surface and a cutting block surface radially inwardly of the stapling surface. A head assembly has a circular staple driver for driving staples in an ...


3
Marc Bessler, Michael R Treat: Gastrointestinal endoscoptic stapler. The Trustees of Columbia University in the City of New York, John P White, Peter J Phillips, March 30, 1993: US05197649 (473 worldwide citation)

An intestinal steerable endoscopic stapler for stapling tubular tissue is provided comprising a circular anvil member having a circular anvil stapling surface and a cutting block surface radially inwardly of the stapling surface. A head assembly has a circular staple driver for driving staples in an ...


4
Michael R Treat, Fred H Co, George D Hermann, Thomas A Howell, Theodore R Kucklick, Michelle Y Monfort, Kenneth H Mollenauer: Electrothermal instrument for sealing and joining or cutting tissue. The Trustees of Columbia University in the City of New York, William H Dippert, Reed Smith, September 30, 2003: US06626901 (369 worldwide citation)

An instrument and method are provided for sealing and joining or hemostatically dividing tissue, which is particularly suitable for laparoscopic and endoscopic surgery. The instrument makes use of the controlled application of a combination of heat and pressure to seal adjacent tissues, to join adja ...


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Mehmet C Oz, Gerald M Lemole, Alan Lotvin, Juan P Umana, William Allen, Howard P Levin: Method and apparatus for circulatory valve repair. The Trustees of Columbia University in the City of New York, William H Dippert, Cowan Liebowitz & Latman P C, August 7, 2001: US06269819 (320 worldwide citation)

An apparatus for the repair of a cardiovascular valve having leaflets comprises a grasper capable of grabbing and co-apting the leaflets of the valve. Preferably, the grasper has jaw that grasp, immobilize the leaflets, and then a fastener is inserted to co-apt the leaflets. The apparatus is particu ...


7
Michael R Treat, Fred H Co, George D Hermann, Thomas A Howell, Theodore R Kucklick, Michelle Y Monfort, Kenneth H Mollenauer: Electrothermal instrument for sealing and joining or cutting tissue. The Trustees of Columbia University in the City of New York, William H Dippert, Reed Smith, March 1, 2005: US06860880 (309 worldwide citation)

An instrument and method are provided for sealing and joining or hemostatically dividing tissue, which is particularly suitable for laparoscopic and endoscopic surgery. The instrument makes use of the controlled application of a combination of heat and pressure to seal adjacent tissues, to join adja ...


8
Richard Axel, Michael H Wigler, Saul J Silverstein: Processes for inserting DNA into eucaryotic cells and for producing proteinaceous materials. The Trustees of Columbia University in the City of New York, John P White, January 6, 1987: US04634665 (305 worldwide citation)

The present invention relates to processes for inserting DNA into eucaryotic cells, particularly DNA which includes a gene or genes coding for desired proteinaceous materials for which no selective criteria exist. The insertion of such DNA molecules is accomplished by cotransforming eucaryotic cells ...


9
Dennis L Fowler, Peter K Allen, Andrew T Miller: Insertable device and system for minimal access procedure. The Trustees of Columbia University in the City of New York, Kenyon & Kenyon, June 27, 2006: US07066879 (304 worldwide citation)

The present invention provides a system and single or multi-functional element device that can be inserted and temporarily placed or implanted into a structure having a lumen or hollow space, such as a subject's abdominal cavity to provide therewith access to the site of interest in connection with ...


10
Gerard H Aouni Ateshian, Leendert Blankevoort, S Daniel Kwak, Van C Mow: Three dimensional multibody modeling of anatomical joints. The Trustees of Columbia University in the City of New York, Baker Botts, December 12, 2000: US06161080 (299 worldwide citation)

The present invention relates to a method of generating a three dimensional representation of one or more anatomical joints, wherein the representation comprises two or more movable bodies and one or more links, comprising the steps of inputting anatomically representative data of two or more movabl ...



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