Coating formulations for scoring or cutting balloon catheters
US9770536B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 7, 2015 |
| Grant date | Sep 26, 2017 |
| Priority date | — |
| Expiry date | Oct 10, 2035 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2025/109
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The present invention is related to scoring or cutting balloon catheters carrying at least on a portion of their surface at least one drug or drug preparation and at least one lipophilic antioxidant at a ratio of 3-100% by weight of the at least one lipophilic antioxidant in relation to 100% by weight of the drug, wherein a combination of the at least one drug being a limus drug and the at least one lipophilic antioxidant being butylated hydroxytoluene is excluded.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.