Patents by Inventor Huiwen Kong

Huiwen Kong 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).

  • Brachytherapy instrument and methods
    Patent number: 6752753
    Abstract: A brachytherapy instrument and method is disclosed for delivering therapeutic substances such as radioactive seeds, to internal organs, such as the prostate. The instrument includes a needle (602) and stylet (604) which are capable of reciprocating relative to one another, but which can be selectively fixed against such movement. The needle (602) is loaded with radioactive seeds, and the stylet (604) advances the seeds to the distal end of the needle.
    Type: Grant
    Filed: April 12, 2002
    Date of Patent: June 22, 2004
    Assignee: DesChutes Medical Products, Inc.
    Inventors: Matthew W. Hoskins, Linyee Chang, Huiwen Kong, Melissa Buan Hammerman