Delivery devices and related methods of use
US9370645B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 14, 2014 |
| Grant date | Jun 21, 2016 |
| Priority date | — |
| Expiry date | Mar 14, 2034 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2037/0023
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A medical device including an outer balloon, an inner balloon, and at least one delivery unit is disclosed. The outer balloon defines a first internal cavity that remains in fluid communication with a first inflation lumen. The inner balloon is disposed within the first internal cavity, and defines a second internal cavity that is in fluid communication with a second inflation lumen. Each delivery unit includes at least one needle configured to pierce a tissue and at least one reservoir containing a material. Further, inflation of the outer balloon or the inner balloon is structured and arranged to deliver the material into the tissue through the needle lumen.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.