Medical devices containing radiation resistant block copolymer
US7713539B2 · kind B2 · utility
19Cited by
9References
32Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 19, 2004 |
| Grant date | May 11, 2010 |
| Priority date | — |
| Expiry date | Mar 10, 2029 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61L2300/00
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The present invention relates generally to radiation-resistant medical devices which contain polymer regions for release of therapeutic agents. The present invention also relates to radiation-resistant block copolymer materials for use in connection with insertable or implantable medical devices. The radiation-sterilized medical device comprise (a) a release region and (b) at least one therapeutic agent and the release region comprises a radiation resistant copolymer that includes (i) a low Tg hydrocarbon polymer block and (ii) one or more high Tg polymer blocks.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.