Multidose inhaler
US10967139B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 17, 2017 |
| Grant date | Apr 6, 2021 |
| Priority date | — |
| Expiry date | Jul 5, 2037 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2205/123
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The present invention relates to an inhaler which comprises a durable unit and a replaceable (cartridge) unit, and which comprises systems, subsystems and elements to provide an “open-inhale-close” user experience. A durable unit comprises a breath-actuated trigger mechanism, and optionally electronics for providing user feedback, and telehealth can capability. A replaceable unit comprises a mouthpiece, blister strip, aerosol path dose counter and a blister piercing and aerosolization engine assembly assembly. A lockout mechanism may be provided to prevent further use of the cartridge when the dose counter reaches a preselected limit, such as zero.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.