Patents Examined by Paul Prebilie
  • Process for the preparation of a vessel prosthesis impregnated with crosslinked gelatin
    Patent number: 4902290
    Abstract: The invention relates to a process to prepare vessel prostheses formed from a porous basic body and an impregnating coating of crosslinked gelatin for sealing the pores.Crosslinking takes place accompanied by the use of a diisocyanate. The impregnating coating has good mechanical and physiological properties.
    Type: Grant
    Filed: July 29, 1988
    Date of Patent: February 20, 1990
    Assignee: B. Braun-SSC AG
    Inventors: Peter Fleckenstein, Heinz-Helmut Werner