Patents by Inventor Bernhard Eistert

Bernhard Eistert 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).

  • Tracheal cannula
    Patent number: 6814077
    Abstract: A tracheal cannula (1) which is inserted into the trachea (9) after tracheotomy. The cannula comprises a shaft (2) and a cuff (3) to block the tracheotomy surrounding the shaft (2). Speaking is made possible even in the case of patients at risk for aspiration due to the fact that a membrane-protected window (4) is embodied in the section of the shaft (2) located above the cuff (3).
    Type: Grant
    Filed: December 28, 2001
    Date of Patent: November 9, 2004
    Inventor: Bernhard Eistert