Patents by Inventor Jacques E. Chelly

Jacques E. Chelly 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).

  • Introducer needle for continuous perineural catheter placement
    Patent number: 6485475
    Abstract: The present invention is directed toward an improved catheter introducer needle capable of introducing a catheter into a body at a deflection angle in the range of 40-75° from the axis of the needle. This invention provides for a continuous perineural placement of a catheter. The present invention is also directed toward an introducer needle/catheter system comprising the needle of the present invention and a catheter extending through the needle such that it extends out beyond the tip of the needle at an angle of deflection in the range of 30-75° from the axis defined by the catheter within the main channel of the needle. This invention is useful in delivering pharmacological agents, such as local anesthetics, to nerves in various regions of the body including, but not limited to, the arms and shoulders.
    Type: Grant
    Filed: March 1, 2000
    Date of Patent: November 26, 2002
    Assignee: The Board of Regents of the University Texas System
    Inventor: Jacques E. Chelly