Multicomponent cartridge for single use
US8899412B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | May 10, 2010 |
| Grant date | Dec 2, 2014 |
| Priority date | — |
| Expiry date | Aug 19, 2031 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61C5/62
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A multicomponent cartridge designed for single use includes a first storage chamber for a first component and a second storage chamber for a second component. The first storage chamber being separate from the second storage chamber. The first storage chamber is arranged coaxially around the second storage chamber and forms a ring space, with a first piston being movably received in the first storage chamber and a second piston being movably received in the second storage chamber. The first and second pistons are movable by means of a plunger to dispense the two components simultaneously. The plunger is held in a housing element (and a guide element is provided to guide the first piston in the first storage chamber and to guide the second piston in the second storage chamber, with the housing element including an engagement element which can be brought into engagement with the guide element.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.