Invention Grant
US07994213B2 Coating agent for drug releasing stent, preparation method thereof and drug releasing stent coated therewith
有权
用于药物释放支架的涂层剂，其制备方法和涂覆的药物释放支架
- Patent Title: Coating agent for drug releasing stent, preparation method thereof and drug releasing stent coated therewith
- Patent Title (中): 用于药物释放支架的涂层剂，其制备方法和涂覆的药物释放支架
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Application No.: US12154863Application Date: 2008-05-28
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Publication No.: US07994213B2Publication Date: 2011-08-09
- Inventor: Kyong-Min Shin , Dong-ki Lee , Don-haeng Lee , Kun Na , Eun-ae Jo
- Applicant: Kyong-Min Shin , Dong-ki Lee , Don-haeng Lee , Kun Na , Eun-ae Jo
- Applicant Address: KR Gyeonggi-do KR Seoul
- Assignee: Taewoong Medical Co., Ltd.,Kyong-Min Shin
- Current Assignee: Taewoong Medical Co., Ltd.,Kyong-Min Shin
- Current Assignee Address: KR Gyeonggi-do KR Seoul
- Agency: IP & T Group LLP
- Priority: KR10-2007-0053887 20070601
- Main IPC: A61K31/337
- IPC: A61K31/337 ; A61K9/14 ; A61K47/48 ; A61K31/56 ; A61K31/131 ; A01N43/02 ; A61F2/82 ; A61F13/00
Abstract:
Disclosed are a coating agent for drug releasing stents, a method for preparing the same and a drug releasing stent coated therewith. The coating agent for drug releasing stents comprises nanoparticles with a biologically active material entrapped therein, wherein the particles are formed of a polyethyleneimine (PEI)-deoxycholic acid (DOCA) polymer (PDo) in which 1˜8 moles of DOCA are grafted per mole of PEI.
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