Patents by Inventor Bruce Bartie

Bruce Bartie 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).

  • Cam-activated adjustable arm and illuminated tubular retractor
    Patent number: 6210325
    Abstract: A retractor system of the present invention includes an adjustable arm, a carriage, and an activating device disposed in the carriage. The activating device causes movement of at least the adjustable arm to selectively stiffen or release the adjustable arm. The activating device further includes an engagement mechanism that causes movement of at least the carriage to selectively move the carriage. The present invention further includes a tubular retractor distally attached to the adjustable arm having a fiber optic cable embedded in the case of the tubular retractor that is capable of lighting the distal end of the tubular retractor when connected to a light source.
    Type: Grant
    Filed: September 29, 1999
    Date of Patent: April 3, 2001
    Assignee: Minnesota Scientific, Inc.
    Inventors: Bruce Bartie, Todd W. Sharratt, Steven M. LeVahn