Delivery of therapeutic through multiple delivery members
US7517338B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 21, 2005 |
| Grant date | Apr 14, 2009 |
| Priority date | — |
| Expiry date | Apr 27, 2027 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2025/0681
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Embodiments of the present invention regard the delivery of therapeutic. One such apparatus may comprise multiple, independently-activated, injection devices for the delivery of therapeutic or other substances. This apparatus may include a first catheter; a second catheter in the first catheter and a multiple delivery member injection device. This multiple delivery member may include an expandable member and a plurality of injection elements. A third catheter may be positioned in the second catheter. This third catheter may have a distal end connected to a wall of the expandable member and a plurality of filling tubes connected to an distal end of the third catheter. In some of the embodiments each of the injection elements may hold a pressurized therapeutic prior to release of the therapeutic.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.