Intradermal delivery device including a needle assembly

Publication Date

June 29, 2010

Patent Number

US6494865B1

Abstract

The present invention relates generally to a filtration article, such as a protective facemask, a method for using a filtration article, and a method for preparing a filtration article. In particular, the invention relates to a protective facemask that cost-effectively offers a broad spectrum of antimicrobial protection through the use of fibers treated with one or more oligodynamic metal and/or salt of an oligodynamic metal.

Intradermal delivery device including a needle assembly