Revolving needle magazine
US9642963B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 21, 2013 |
| Grant date | May 9, 2017 |
| Priority date | — |
| Expiry date | Jun 4, 2033 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2005/3267
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A needle magazine (1, 100) attachable to an injection device containing a liquid drug and which magazine (1, 100) comprises a main part (10, 110) and revolving part (20, 120) which can be rotated to bring a selected needle cannula (35, 135) into an injection position.The magazine (1, 100) is provided with a centrally located tube (13, 113) for penetrating into the injection device and has an internal conduit (14, 114, 115) for guiding the liquid drug from the tube (13, 113) and to a peripheral area of the magazine (1, 100). In this peripheral area a plurality of needle cannulae (35, 135) are provided which needle cannulae (35, 135) successively can be brought into liquid communication with the liquid drug in the conduit (14, 114, 115) by axial movement of the revolving part (20, 120).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.