Claims
- 1. A dental floss article comprising:
- a polytetrafluoroethylene (PTFE) fiber having a length and at least one substantially rigid portion and at least one flexible portion, wherein the at least one substantially rigid portion is defined by a polymeric covering such that a length of the PTFE fiber is substantially encapsulated by said polymeric covering.
- 2. The device of claim 1, wherein the polymeric covering is a tube.
- 3. The device of claim 1, wherein the polymeric covering is a tape wrapping.
- 4. The device of claim 1, wherein the PTFE fiber is expanded porous polytetrafluoroethylene (ePTFE).
- 5. The device of claim 1, wherein the polymeric covering is comprised at least in part of PTFE.
- 6. The device of claim 1, wherein the PTFE fiber is a tow yarn.
- 7. A dental floss article comprising:
- a hydrophobic fiber having a predetermined length and defined by at least one substantially rigid portion and at least one flexible portion, the at least one substantially rigid portion being defined by a polymeric covering article that is made integral with the hydrophobic fiber such that a length of the hydrophobic fiber is completely encapsulated by said polymeric covering article.
CROSS REFERENCE TO RELATED APPLICATION
This application is a divisional application of Ser. No. 08/641,102, filed Apr. 26, 1996, now U.S. Pat. No. 5,718,251.
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Divisions (1)
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Number |
Date |
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Parent |
641102 |
Apr 1996 |
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