Patents by Inventor Mark E. Van Wormer

Mark E. Van Wormer 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).

  • Acoustically enhanced catheter
    Patent number: 5259837
    Abstract: A percutaneous transluminal angioplasty or atherectomy catheter is acoustically enhanced by placing at least two ultrasonographically detectable markers, one at the proximal and one at the distal limits of the catheter balloon. The location of the catheter in the artery is thereby correctly positioned by ultrasonographic imaging.
    Type: Grant
    Filed: December 27, 1990
    Date of Patent: November 9, 1993
    Inventor: Mark E. Van Wormer