Patents Assigned to Colla-Tec Incorporated
  • Multi-layered, semi-permeable conduit for nerve regeneration comprised of type 1 collagen, its method of manufacture and a method of nerve regeneration using said conduit
    Patent number: 5026381
    Abstract: The present invention is directed to hollow conduits whose walls are comprised of Type I collagen and are characterized by having a multi-layered, semi-permeable structure, which conduits are used to promote nerve regeneration across a gap of a severed nerve. Methods of making the nerve regeneration conduit are also disclosed.
    Type: Grant
    Filed: August 1, 1990
    Date of Patent: June 25, 1991
    Assignee: Colla-Tec, Incorporated
    Inventor: Shu-Tung Li
  • Multi-layered, semi-permeable conduit for nerve regeneration
    Patent number: 4963146
    Abstract: The present invention is directed to hollow conduits whose walls are comprised of Type I collagen and are characterized by having a multi-layered, semi-permeable structure, which conduits are used to promote nerve regeneration across a gap of a severed nerve. Methods of making the nerve regeneration conduit are also disclosed.
    Type: Grant
    Filed: April 20, 1989
    Date of Patent: October 16, 1990
    Assignee: Colla-Tec Incorporated
    Inventor: Shu-Tung Li