Patents by Inventor David Truwe

David Truwe 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).

  • Publication number: 20100233649
    Abstract: A hand held dental device that is utilized to irrigate and aspirate a root canal during a root canal procedure is described. The device includes multiple functionalities permitting a dentist to drip irrigant into a primary canal from an opening thereabove and remove the irrigant from proximate the apex of the tooth using suction through a thin cannula while agitating the solution within the canal at sonic frequencies ranging from about 6,000 to 12,000 hertz. On variation includes a pneumatically powered sonic driver to impart the necessary vibration to the cannula which in turn transfers the sonic energy to the pool of irrigant contained in the canal of a tooth.
    Type: Application
    Filed: March 11, 2009
    Publication date: September 16, 2010
    Inventors: John W. McPeek, David Truwe