Sublingual drug delivery device
US7658721B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 18, 2005 |
| Grant date | Feb 9, 2010 |
| Priority date | — |
| Expiry date | Jul 10, 2026 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2205/8225
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A drug delivery device that aerosolizes a dry powder formulation so that it forms a fine coating in the oral cavity and, more specifically in the sublingual region of the oral cavity is described herein. In the preferred embodiment, the device contains five main parts: (i) a compressed gas canister, (ii) a dispenser body (also referred to herein as the main housing ), (iii) a means for storing one or more doses of a drug formulation, (iv) a means for releasing a dose of the drug formulation such as a gas canister or spring piston and (v) a mouthpiece. Preferred configurations include circular, tubular, and rectangular. The means for storing the drug formulation may be configured to separately store one or more materials. In one embodiment, the means for storing the active agent is in the form of one or more drug discs, where the drug discs contain a plurality of blister packs, each storing one dose of the drug formulation. In another embodiment, the means for storing the active agent is a dosage cartridge containing a single dose of the drug formulation. In yet another embodiment, the drug formulation is stored on a ribbon containing a plurality of blister packs, each storing one d…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.