Patents by Inventor Ryon J. Dierck

Ryon J. Dierck 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).

  • Surgical tool arrangement and surgical cutting accessory for use therewith with the tool arrangement including a toothed cutting edge and a generally straight cutting edge
    Patent number: 8435259
    Abstract: A surgical tool arrangement for performing endoscopic surgical procedures which includes a powered handpiece and a cutting accessory which detachably connects to the handpiece and incorporates multiple blade configurations or styles into one accessory. The accessory includes a cutting element which rotates within an outer housing element, wherein each element has a cutting window at its distal end, and one of the cutting windows has two sides which have differently configured cutting geometries. One of the cutting windows has a first side with a cutting edge that is toothed and a second side with a cutting edge that is generally straight.
    Type: Grant
    Filed: May 14, 2010
    Date of Patent: May 7, 2013
    Assignee: Stryker Corporation
    Inventor: Ryon J. Dierck
  • Surgical tool arrangement and surgical cutting accessory for use therewith
    Publication number: 20100298855
    Abstract: A surgical tool arrangement for performing endoscopic surgical procedures which includes a powered handpiece and a cutting accessory which detachably connects to the handpiece and incorporates multiple blade configurations or styles into one accessory. The accessory includes a cutting element which rotates within an outer housing element, wherein each element has a cutting window at its distal end, and one of the cutting windows has two sides which have differently configured cutting geometries.
    Type: Application
    Filed: May 14, 2010
    Publication date: November 25, 2010
    Inventor: Ryon J. Dierck