Differential loading of drug-eluting medical devices
US9216240B2 · kind B2 · utility
0Cited by
3References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 10, 2011 |
| Grant date | Dec 22, 2015 |
| Priority date | — |
| Expiry date | Jul 27, 2032 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61L2300/602
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A medical device includes a substrate having at least one surface. The surface has a central portion and a peripheral portion. At least one bioactive agent is disposed over at least a portion of the surface. The medical device having a concentration gradient of the at least one bioactive between the central and peripheral portions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.