Method of producing pores of controlled geometry on a thermoplastic polymer
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United States of America Patent
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May 25, 1993
Grant Date -
N/A
app pub date -
Sep 11, 1990
filing date -
Sep 11, 1990
priority date (Note) -
Expired
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Abstract
A process is provided for manufacturing nonwoven, nonbiodegradable tissue ingrowth-inducing, tissue-interfacing substrates with predetermined oriented uniform pore diameter, pore density and pore depth. The substrates have pores which have advantageous tissue ingrowth-inducing properties.
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