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US 20050203459A1
(19) United States
(12) Patent Application Publication (io) Pub. No.: US 2005/0203459 Al
Alchas (43) Pub. Date: Sep. 15,2005
(54) INTRADERMAL SYRINGE AND NEEDLE ASSEMBLY
(76) Inventor: Paul G. Alchas, Wayne, NJ (US)
Correspondence Address:
Becton, Dickinson and Company
1 Becton Drive
Franklin Lakes, NJ 07417 (US)
(21) Appl. No.: 10/798,594
(22) Filed: Mar. 11, 2004
Publication Classification (51) Int. CI.7 A61M 31/00
(52) U.S. C I 604/117
(57) ABSTRACT
A needle assembly for an intradermal injection device, and a drug delivery device, having a needle cannula having a needle tip and a limiter surrounding the needle cannula and having a skin engaging surface, wherein the limiter is moveable from a first position in which an elongate portion of the needle cannula is exposed, to a locked second position in which the limiter is not movable from the second position to the first position and in which the needle tip extends beyond the skin engaging surface a distance of about 3 mm or less.
