发明名称 |
USE OF SOLUBLE CELLULOSE DERIVATIVE HAVING BEEN MADE HARDLY SOLUBLE IN WATER AND PROCESS FOR PRODUCING THE SAME |
摘要 |
<p>(1) A tissue-covering medical material which comprises a soluble cellulose derivative having been made hardly soluble in water, which is used with a purpose of being embedded in the body or applied to the tissue, and (2) a method for producing the tissue-covering medical material as defined in (1), which comprises, as a method to make a soluble cellulose derivative hardly soluble in water, freezing and thawing an acidic solution of the soluble cellulose derivative, are provided. <IMAGE></p> |
申请公布号 |
EP1228771(A1) |
申请公布日期 |
2002.08.07 |
申请号 |
EP20000953516 |
申请日期 |
2000.08.18 |
申请人 |
DENKI KAGAKU KOGYO KABUSHIKI KAISHA |
发明人 |
HIMEDA, YASUKAZU;UMEDA, TOSHIHIKO |
分类号 |
A61L15/28;A61L27/20;A61L31/04;(IPC1-7):A61L15/00;A61L27/00 |
主分类号 |
A61L15/28 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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