Patents Assigned to D-R Medical Systems, Inc.
  • Vascular graft
    Patent number: 4892539
    Abstract: A vascular tubular graft of a woven fabric with a single velour outside (external) surface and a smooth interior surface, said outside surface having a plurality of loops, each loop extending around a portion of the circumference thereof and each loop formed by fill yarn positioned about warp yarn.
    Type: Grant
    Filed: February 8, 1988
    Date of Patent: January 9, 1990
    Assignee: D-R Medical Systems, Inc.
    Inventor: Durmus Koch