초록

A single dose device for delivering an active substance via the nostrils or mouth is portable, lightweight, compact and easily hand-held.

대표청구항 ▼

[ We claim:] [1.] A portable hand-held single-dose device for delivering an active substance via the nostrils or mouth, said device having an outer container and an inner container such that at least a portion of said inner container is spaced apart from and surrounded by said outer container, and w

[ We claim:] [1.] A portable hand-held single-dose device for delivering an active substance via the nostrils or mouth, said device having an outer container and an inner container such that at least a portion of said inner container is spaced apart from and surrounded by said outer container, and wherein said inner and outer containers are substantially spheroidal and partially co-extensive, said outer and inner container being breakably sealed and said inner container housing an active substance and said outer container housing a propellant, said device further comprising at least one activation means for access to said active substance, said activation means being in communication with the interior of said outer container and said inner container, whereupon said device is rendered spent upon activation of said activation means.