Patents by Inventor Steven G. Sullivan

Steven G. Sullivan 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).

  • Small bore biologic graft with therapeutic delivery system
    Patent number: 6187038
    Abstract: A composite graft for a fluid-carrying vessel in a living body, comprising: an inner vessel comprising a biologic collagenic material that has been stabilized, an outer member surrounding at least a segment of the inner vessel and defining an annulus between the inner vessel and the sleeve, the outer member comprising a polymeric fabric, and a bioactive compound in said annulus, said bioactive compound being carried on a time-release vehicle. The bioactive compound is preferably an occlusion-preventing agent. Alternatively, the sleeve includes the bioactive compound, either on its inner surface or integrally as part of its fibers.
    Type: Grant
    Filed: April 8, 1998
    Date of Patent: February 13, 2001
    Assignee: Sulzer Carbomedics Inc.
    Inventors: Steven G. Sullivan, Donald E. Chickering, John P. Ranieri