Artificial skin containing as support biocompatible materials based on hyaluronic acid derivatives
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United States of America Patent
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Aug 29, 2000
Issued Date -
N/A
app pub date -
Oct 22, 1997
filing date -
Apr 27, 1995
priority date (Note) -
Expired
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Abstract
Artificial human skin is disclosed which is based on: (a) a microperforated membrane based on a hyaluronic acid derivative on which keratinocytes have been seeded and cultured; (b) an underlying non-woven tissue based on a hyaluronic acid derivative wherein fibroblasts have been seeded and left to proliferate. The artificial human skin may be used in medical, surgical, diagnostic and controlled release drug delivery applications. The artificial human skin may be safely frozen to -80.degree. C. or stored in liquid nitrogen in order to have a skin tissue bank.
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