Patents by Inventor Simon Cawthan

Simon Cawthan 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).

  • Instrument for removing bone tissue
    Patent number: 8414586
    Abstract: An instrument for removing tissue from a bone to create a cavity which is approximately circular in outline in which tissue within a predetermined region within the circular outline is left relatively undisturbed. The instrument includes a rotational drive unit which oscillates through an angle ?. A cutting head can be connected to the drive unit to cause the head to rotate.
    Type: Grant
    Filed: December 12, 2008
    Date of Patent: April 9, 2013
    Assignee: Depuy International Limited
    Inventors: Simon Cawthan, Gary Moore
  • INSTRUMENT FOR REMOVING BONE TISSUE
    Publication number: 20100280517
    Abstract: An instrument for removing tissue from a bone to create a cavity which is approximately circular in outline in which tissue within a predetermined region within the circular outline is left relatively undisturbed. The instrument includes a rotational drive unit which oscillates through an angle ?. A cutting head can be connected to the drive unit to cause the head to rotate.
    Type: Application
    Filed: December 12, 2008
    Publication date: November 4, 2010
    Applicant: DUPUY INTERNATIONAL LIMITED
    Inventors: Simon Cawthan, Gary Moore