Intradermal syringe and needle assembly
US7108679B2 · kind B2 · utility
46Cited by
8References
27Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 11, 2004 |
| Grant date | Sep 19, 2006 |
| Priority date | — |
| Expiry date | Aug 18, 2024 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49826
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A needle assembly for an intradermal injection device, and a drug delivery device, which includes a needle cannula and a limiter surrounding the needle cannula and includes a skin engaging surface on the limiter. The limiter is moveable from a first position in which an elongate portion of the needle cannula is exposed for access to a medication vial, to a locked second position in which the limiter is not movable from the second position to the first position. In the second position, the needle tip extends beyond the skin engaging surface a distance of about 3 mm or less.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.