Patents by Inventor Steven James Bigus

Steven James Bigus 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).

  • Catheter for guidewire support or exchange
    Patent number: 6605062
    Abstract: A catheter and method of using same for support or exchange of a guidewire during a percutaneous procedure which has at least one lumen in an elongate shaft with a proximal port and a distal port in fluid communication via an inner lumen. The catheter has a longitudinal slit in the inner lumen beginning at the proximal end of the elongate shaft and extends distally. An elongate support member is secured to the elongate shaft to provide axial rigidity to the catheter. Optionally, a second inner lumen is disposed within the elongate shaft adjacent the aforementioned inner lumen which has an intermediate port disposed distally of the proximal end of the elongate shaft.
    Type: Grant
    Filed: September 2, 1999
    Date of Patent: August 12, 2003
    Assignee: Advanced Cardiovascular Systems, Inc.
    Inventors: Bridget A. Hurley, Jenny E. Tsien, David Chi, Gregg A. Jackson, Steven James Bigus