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Endoscopic Cardiac Surgery

  • US 20090131907A1
  • Filed: 12/31/2008
  • Published: 05/21/2009
  • Est. Priority Date: 08/10/1999
  • Status: Abandoned Application
First Claim
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1. A method of performing a surgical procedure on the heart of a patient under visualization through an endoscope, the method comprising:

  • establishing a working cavity through tissue between the heart and an entry location;

    inserting through the entry location and in the working cavity a first cannula including an instrument channel disposed between proximal and distal ends thereof and including an endoscope positioned in the first cannula to provide a visual field forward of the distal end;

    slidably positioning a second cannula in the instrument channel of the first cannula, with a channel of the second cannula extending between distal and proximal ends thereof, and with a suction port positioned on the distal end of the second cannula;

    contacting a target site on the heart with the suction port, and supplying suction thereto; and

    extending an instrument through the channel of the second cannula beyond the distal end of the second cannula into contact with the heart within the visual field of the endoscope.

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