Devices and methods for delivery of bioactive agents
US11027049B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 31, 2018 |
| Grant date | Jun 8, 2021 |
| Priority date | — |
| Expiry date | Jun 7, 2038 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61L2300/60
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Embodiments of the invention include bioactive agent eluting devices. In an embodiment the invention includes a bioactive agent delivery device including a substrate, a hydrophilic polymer disposed on the substrate, and a substantially amorphous bioactive agent disposed on the surface of the hydrophilic polymer. In an embodiment, the invention includes a method of making a bioactive agent delivery device including depositing a hydrophilic polymer on a substrate forming a hydrophilic surface and depositing a substantially amorphous bioactive agent on the hydrophilic surface. In an embodiment, the invention includes a bioactive agent-eluting catheter including a catheter shaft and an expandable balloon disposed on the catheter shaft. Other embodiments are included herein.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.