Drug delivery spiral coil construct
US9561351B2 · kind B2 · utility
1Cited by
256References
49Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 31, 2006 |
| Grant date | Feb 7, 2017 |
| Priority date | — |
| Expiry date | Sep 11, 2029 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2250/0067
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An implantable medical device is disclosed having a helical construct including a set of spiral coils for local in vivo application of a therapeutic substance in a biological lumen. The helical construct is configured to apply less than 0.75 Bar of pressure to the biological lumen wall. The helical construct can have at least two sets of spiral coils having opposing helical directions. The device can be used for the treatment of vascular disorders such as restenosis and vulnerable plaque.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.