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US 2002/0177876 A1Published application
Polyolefin sutures having improved processing and handling characteristics
AssigneeTyco Healthcare Group LP
InventorsMark S. Roby, John J. Kennedy, Richard Stevenson
Life of this patent
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Abstract
A suture filament is made from a polyolefin such as polypropylene which contains a fatty acid diester of polyethylene glycol, such as, for example, polyethylene glycol distearate.
Claims20
A method for fabricating a polyolefin suture comprising:
- a) providing a melt of at least one polyolefin, the melt containing a fatty acid diester of polyethylene glycol;
- and
- b) extruding the melt to form a filament.
A suture comprising:
- a filament comprising a polyolefin and a fray reducing amount of a fatty acid diester of polyethylene glycol.
A device comprising:
- a needle;
- and
- a sterilized monofilament attached to the needle, the monofilament comprising a mixture of polypropylene and 0.1% to 0.5% by weight polyethylene glycol distearate.
Dependencies are inferred from the claim text.