| 摘要 |
<p>A drug delivery conformal film consisting of one of three in vivo biocompatible, biodegradable, bioerodable or bioabsorbable embodiments: (1) cross-linked sodium alginate, (2) UV photoactive polymer, or, (3) hydrogels. An implantable medical device such as the stent or suture ring of a mechanical artificial heart valve is coated with an in vivo biocompatible, biodegradable or bioerodable or bioabsorbable solution comprising a polymer and containing a drug; the solution is cross-linked or cured to form a film on the device immediately prior to placement in the body.</p> |
