Injection cartridge arrangement
US5549561A · kind A · utility
74Cited by
1References
20Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 25, 1994 |
| Grant date | Aug 27, 1996 |
| Priority date | — |
| Expiry date | Nov 25, 2014 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M5/2448
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An injection cartridge of the dual-chamber type and containing a solid product in a front chamber and a liquid product in a rear chamber further contains in the front chamber a medium that is soluble in the liquid product, and which preferably is a soluble gas. By this arrangement, the formation of gas bubbles is minimized when the solid and liquid products are mixed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.