Patents by Inventor Charles Lee Simpson

Charles Lee Simpson 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).

  • Patent number: 6258249
    Abstract: A method for the treatment of an infected area within a body. The method comprises applying a electrically conductive biocide composition to an infected area within a body that has been exposed during surgery. Then, an electric field is applied to the biocide composition. The electric field strength and duration of application may be sufficient to produce killing of microorganisms in the infected area.
    Type: Grant
    Filed: November 10, 1999
    Date of Patent: July 10, 2001
    Assignee: Sulzer Carbomedics Inc.
    Inventor: Charles Lee Simpson
  • Patent number: 6117147
    Abstract: A device and method are disclosed for reinforcing an anastomotic site (24). The device (14) includes a body (16) and a cuff (18). The body (16) is formed to receive a vascular graft (10). The cuff (18) is coupled to the body (16) and is formed to couple to a target vessel (22) proximate the anastomotic site (24) and to engage the anastomotic site (24). According to one aspect, the cuff (18) is impregnated with medication (30) to be delivered directly to the anastomotic site (24). According to another aspect, the cuff (18) has an adhesive surface (34) for affixation to the target vessel (22).
    Type: Grant
    Filed: September 30, 1998
    Date of Patent: September 12, 2000
    Assignee: Sulzer Carbomedics Inc.
    Inventors: Charles Lee Simpson, Brian K. McIlroy
  • Patent number: 5980570
    Abstract: A system and method are disclosed for implanting a medical device (12) into a body. The medical device (12) has an expanded state and a collapsed state and is inserted into the body while in the collapsed state. The medical device (12) is positioned proximate a desired implant site (14) in the body, and the medical device (12) is expanded to the expanded state by filling the medical device (12) with a hardenable fluid (18). The hardenable fluid (18) is then hardened such that the medical device (12) is set in the expanded state at the desired implant site (14).
    Type: Grant
    Filed: March 27, 1998
    Date of Patent: November 9, 1999
    Assignee: Sulzer Carbomedics Inc.
    Inventor: Charles Lee Simpson