Medicament injection device
US9061104B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Feb 1, 2011 |
| Grant date | Jun 23, 2015 |
| Priority date | — |
| Expiry date | May 10, 2032 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2205/192
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A medicament delivery device comprising a housing, a tubular activation member, a first resilient member, a container holder, a medicament container (80), a tubular operation member (100), a plunger rod (90), a delivery member; wherein the container is a cartridge, having a membrane (82) and in that the delivery member comprises a retainer member (70) fixedly connected to the container holder, a hub (60) coaxially movable within the retainer member, a needle having opposite proximal and distal ends, and a cap (10) interactively connected to the hub and to the retainer member, wherein the cap comprises a distal end surface abutting with the proximal end surface of the annular contact member such that said hub may be distally moved whereby the needle penetrates the membrane and the cap is detached from the retainer member, allowing the tubular activation member to be moved its activated position.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.