Patents by Inventor Larry Astwood

Larry Astwood 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).

  • Pedicle punch with cannula
    Patent number: 7846164
    Abstract: The present invention relates to pedicle implements, in particular pedicle implants that involve screws. The present invention includes a handle, a pointy tip, a shaft, a cannula located therethrough and mini protrusions used to prevent toggling. The crux of the present invention is the ability of the user to create an accurate pilot hole via the pointy tip. In addition, the present invention allows the user the ability to insert a pedicle probe through the cannula out through the pointy tip. This allows the user to perform the cannulation portion of the procedure without the use of any thrombatic agents.
    Type: Grant
    Filed: August 14, 2006
    Date of Patent: December 7, 2010
    Assignee: Ortho Impact Corporation
    Inventors: Hector Castillo, Stefano Sinicropi, Larry Astwood
  • Pedicle punch with cannula
    Publication number: 20080071302
    Abstract: The present invention relates to pedicle implements, in particular pedicle implants that involve screws. The present invention includes a handle, a pointy tip, a shaft, a cannula located therethrough and mini protrusions used to prevent toggling. The crux of the present invention is the ability of the user to create an accurate pilot hole via the pointy tip. In addition, the present invention allows the user the ability to insert a pedicle probe through the cannula out through the pointy tip. This allows the user to perform the cannulation portion of the procedure without the use of any thrombatic agents.
    Type: Application
    Filed: August 14, 2006
    Publication date: March 20, 2008
    Inventors: Hector Castillo, Stefano Sinicropi, Larry Astwood