Radially expandable polytetrafluoroethylene

Details Radially expandable polytetrafluoroethylene Radially expandable polytetrafluoroethylene

2004-02-05

2008-12-16

Dye, Rena L (Department: 1794)

Stock material or miscellaneous articles

Hollow or container type article

Polymer or resin containing

C428S034100, C428S034900, C428S035200, C428S035700, C428S036500, C623S001490

Reexamination Certificate

active

07465483

ABSTRACT:
Extruded, stretched, sintered tubular PTFE materials are produced which are suited for use in the medical field as liners and covers for expandable stents. The PTFE materials have an unusually low REC (Radial Expansion Coefficient) and RER (Radial Expansion Ratio).

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