Patents by Inventor Kurt Drews

Kurt Drews 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).

  • Ureter drain catheter releasably clamped to an advancing tube
    Patent number: 4955858
    Abstract: A ureter drain catheter is detachably connected to an extension advancing tube by insertion of a cross sectionally reduced neck at the end of the advancing tube into the proximal end of the ureter drain catheter and is clamped by a mandrin extending through the advancing tube and into the neck in the drain catheter. The design of the neck is such that, at the clamping site, the mandrin is held in place on all sides by the snadwiched neck without making contact with the inner surface of the drain catheter.
    Type: Grant
    Filed: September 12, 1989
    Date of Patent: September 11, 1990
    Assignee: Uromed Kurt Drews GmbH
    Inventor: Kurt Drews