Patents by Inventor Rodney Rogstad

Rodney Rogstad 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).

  • Expandable reamer
    Patent number: 6383188
    Abstract: An expandable reamer for forming a space within a vertebral disc includes a pair of opposing blades which have a expanded state and a retracted state. The blades being pivotally positioned at the distal end of a shaft assembly. A shaft housing being substantially disposed about the shaft assembly. The proximal end of the shaft assembly being operatively engaged by a control device which when rotated allows the blades to be fully retracted for insertion into a pre-bored hole and then to be expanded incrementally until the cavity is bored as desired.
    Type: Grant
    Filed: February 13, 2001
    Date of Patent: May 7, 2002
    Assignee: The Spineology Group LLC
    Inventors: Stephen D. Kuslich, Francis Peterson, Todd Bjork, Joseph E. Gleason, Rodney Rogstad
  • Expandable reamer
    Publication number: 20010034526
    Abstract: An expandable reamer for forming a space within a vertebral disc includes a pair of opposing blades which have a expanded state and a retracted state. The blades being pivotally positioned at the distal end of a shaft assembly. A shaft housing being substantially disposed about the shaft assembly. The proximal end of the shaft assembly being operatively engaged by a control device which when rotated allows the blades to be fully retracted for insertion into a pre-bored hole and then to be expanded incrementally until the cavity is bored as desired.
    Type: Application
    Filed: February 13, 2001
    Publication date: October 25, 2001
    Inventors: Stephen D. Kuslich, Francis Peterson, Todd Bjork, Joseph E. Gleason, Rodney Rogstad
  • Expandable reamer
    Patent number: RE42757
    Abstract: An expandable reamer for forming a space within a vertebral disc includes a pair of opposing blades which have a expanded state and a retracted state. The blades being pivotally positioned at the distal end of a shaft assembly. A shaft housing being substantially disposed about the shaft assembly. The proximal end of the shaft assembly being operatively engaged by a control device which when rotated allows the blades to be fully retracted for insertion into a pre-bored hole and then to be expanded incrementally until the cavity is bored as desired.
    Type: Grant
    Filed: May 7, 2004
    Date of Patent: September 27, 2011
    Assignee: Spineology, Inc.
    Inventors: Stephen D. Kuslich, Patricia Kuslich, legal representative, Francis Peterson, Todd Bjork, Joseph E. Gleason, Rodney Rogstad