Needleless syringe using super sonic gas flow for particle delivery
US6881200B2 · kind B2 · utility
17Cited by
32References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 10, 1999 |
| Grant date | Apr 19, 2005 |
| Priority date | — |
| Expiry date | Apr 15, 2021 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2205/42
- WIPO fieldBiotechnology
- WIPO sectorChemistry
Abstract
A needleless syringe having a membrane (28) which is ruptured by gas pressure to generate a supersonic gas flow in which particles containing a therapeutic agent are injected.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.