Dental floss with abrasives

Details Dental floss with abrasives Dental floss with abrasives

2001-10-16

2002-09-24

Manahan, Todd E. (Department: 3732)

Toilet

Toothpick

Reexamination Certificate

active

06453912

ABSTRACT:

FIELD OF THE INVENTION
The present invention is directed to a dental floss containing abrasive particles for removing plaque, tooth stain and food debris between teeth.
OBJECTS AND SUMMARY OF THE INVENTION
It is an object of the present invention to provide a dental floss containing abrasive particles for removing plaque, tooth stain and food debris between teeth.
In summary, the present invention is directed to a dental floss comprising a plurality of polyamide monofilaments joined together to form a strand; and a plurality of abrasive particles integrated into each monofilament.
The present invention also provides a method for making dental floss, comprising:
a) mixing a polyamide resin with abrasive particles wherein the particles comprise about 2%-10% by weight of the mixture;
b) extruding the mixture to form a filament of about 0.002″-0.004″ in diameter; and
c) joining a plurality of the filaments to form the dental floss.
This and other objects of the present invention will become apparent from the following detailed description.


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