公开(公告)号：EP0906243A1

公开(公告)日：1999-04-07

申请号：EP97924045.0

申请日：1997-05-29

申请人： ORION CORPORATION (ORION-YHTYMA OY) ,  BIOXID OY

发明人： AHOLA, Manja ,  FAGERHOLM, Heidi ,  KANGASNIEMI, Ilkka ,  KIESVAARA, Juha ,  KORTESUO, Pirjo ,  KURKELA, Kauko ,  SAARINEN, Niilo ,  YLI-URPO, Antti

IPC分类号： A61K9 ,  A61K47 ,  C01B33

CPC分类号： A61K9/0019 ,  A61K9/06 ,  A61K9/1676 ,  A61K47/02 ,  A61L24/0015 ,  A61L24/0031 ,  A61L24/0042 ,  A61L24/02 ,  A61L27/10 ,  A61L27/52 ,  A61L27/54 ,  A61L27/58 ,  A61L2300/252 ,  A61L2300/30 ,  A61L2300/416 ,  A61L2300/43 ,  A61L2300/602 ,  A61L2300/64 ,  C01B33/163

摘要： The present invention is concerned with controllably dissolvable silica-xerogels prepared via sol-gel process and their use. Specifically, the invention is concerned with a delivery device comprising controllably dissolvable silica-xerogel into which structure a biologically active agent is incorporated. The invention is further concerned with pharmaceutical preparations comprising said delivery device. Further, the invention is directed to medical devices for orthopedic and surgical purposes comprising controllably dissolvable silica-xerogels, which may further comprise a biologically active agent.