Automatic injection device with audible indicator of completed injection
US8979807B2 · kind B2 · utility
28Cited by
5References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 29, 2008 |
| Grant date | Mar 17, 2015 |
| Priority date | — |
| Expiry date | May 25, 2031 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2205/581
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The present invention relates to a device for automatic injection including a container, a piston and a piston rod coupled to the piston during the injection. A biasing element is provided for causing distal movement of the piston rod with respect to the container, with a housing receiving the container, the piston rod and the biasing element. The device further including a controlling arrangement for producing an audible indicator at the end of injection.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.