Autoinjectors
US9814836B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Sep 13, 2011 |
| Grant date | Nov 14, 2017 |
| Priority date | — |
| Expiry date | Feb 6, 2035 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2005/3247
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An autoinjector includes a housing for receiving in use in a generally longitudinal loading direction a syringe assembly including a syringe carrier and a syringe, the syringe including a syringe body having a slideable internal piston for expressing a dose contained in the body through a needle at a forward end thereof; a drive mechanism for providing drive for operation of the autoinjector and being disposed generally within the housing and including a mechanical energy source and a winder element for being rotated to charge the energy source, and an input transmission train operational between the syringe assembly and the winder element in use, whereby loading of the syringe assembly into the housing rotates the winder element to charge the energy source.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.