Patents by Inventor Ivan Lemaire

Ivan Lemaire 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).

  • Method and device for controlled irrigation and suctioning of a liquid clarificant during endoscopic surgery
    Patent number: 5586973
    Abstract: The irrigation circuit of this apparatus comprises a second pressure sensor CP2 forming a flowmeter with a first CP1, as well as a pressure sensor CPA located downstream.The apparatus also comprises a processing and control unit UCCG which establishes the calculated value of internal pressure within the cavity PI using the pressure variations furnished by pressure sensors CP1, CP2 during a procedure in relation to the values of the pressure differences during operation outside the cavity, which are stored for each resectoscope RT1. . . RTi . . . RTn during an initial calibration phase so that the absorption flow rate can be controlled.This invention is of interest to manufacturers of surgical instruments.
    Type: Grant
    Filed: December 12, 1994
    Date of Patent: December 24, 1996
    Assignee: C & D Biomedical S.A.
    Inventors: Ivan Lemaire, Bertrand Gonon