Patents by Inventor Catherine M. Cotell

Catherine M. Cotell 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).

  • Medical device with infection preventing feature
    Patent number: 5380298
    Abstract: A flexible medical device which is intended to be disposed in the opening or the incision in the skin tissue of an animal includes a thin, flexible, adherent film coating of a bioactive ceramic material at least at a point where the flexible portion of the medical device exits from the tissue. This bioactive coating bonds with the skin at the exit site to prevent infection of the tissue while allowing the catheter to remain flexible.
    Type: Grant
    Filed: April 7, 1993
    Date of Patent: January 10, 1995
    Assignee: The United States of America as represented by the Secretary of the Navy
    Inventors: Paul M. Zabetakis, Catherine M. Cotell, Douglas B. Chrisey
  • Laser-deposited biocompatible films and methods and apparatuses for producing same
    Patent number: 5242706
    Abstract: Biocompatible material is deposited onto a substrate by laser deposition, for example by pulsed laser beam deposition and ion-assisted pulsed laser beam deposition. The deposition can be done at room temperature, in a variety of different atmospheres, with control over the stoichiometry, adhesion and porosity of the deposited film. Apparatus for carrying out the deposition, and articles formed by such deposition, are also described. The articles so formed are particularly useful as medical prosthesis, for example, implants.
    Type: Grant
    Filed: July 31, 1991
    Date of Patent: September 7, 1993
    Assignee: The United States of America as represented by the Secretary of the Navy
    Inventors: Catherine M. Cotell, Douglas B. Chrisey, Kenneth S. Grabowski, James A. Sprague