Patents Assigned to Assut S.A.
  • Sheathed surgical suture filament and method for its preparation
    Patent number: 4506672
    Abstract: Catgut suturing filament protected by a flexible polymer sheath that is slowly hydrolytically degradable and impervious to body fluid degratative enzymes. The sheath is prepared by coating the catgut filament with an isocyanate capped polyhydroxylated polyester followed by curing.
    Type: Grant
    Filed: June 30, 1981
    Date of Patent: March 26, 1985
    Assignee: Assut S.A.
    Inventor: Daniel Bichon
  • Method of coating a catgut suture
    Patent number: 4433688
    Abstract: Catgut suturing filament protected by a flexible polymer sheath that is slowly hydrolytically degradable and impervious to body fluid degratative enzymes. The sheath is prepared by coating the catgut filament with an isocyanate capped polyhydroxylated polyester followed by curing.
    Type: Grant
    Filed: January 4, 1983
    Date of Patent: February 28, 1984
    Assignee: Assut S.A.
    Inventor: Daniel Bichon