Method of making an expanded polytetrafluoroethylene structure

Details Method of making an expanded polytetrafluoroethylene structure Method of making an expanded polytetrafluoroethylene structure

2007-06-05

2007-06-05

Johnson, Christina (Department: 1732)

Plastic and nonmetallic article shaping or treating: processes

Mechanical shaping or molding to form or reform shaped article

Stretching or stretch forming

C264S294000, C264S211120, C264S175000, C264S635000, C264S566000, C425S363000, C425S374000, C425S383000, C425S36400B, C623S901000

Reexamination Certificate

active

10772915

ABSTRACT:
A high density microwall ePTFE structure and a method for making, involving the manipulation of a standard extruded ePTFE graft. The final product has the desired characteristics of high density, reduced wall-thickness, above-average radial strength and enhanced suture retention.

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Declaration of Tim Nieman (w/ Exhibit 1).
Declaration of Scott Randall.

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