Drug injection device with visual and audio indicators
US11633548B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 12, 2020 |
| Grant date | Apr 25, 2023 |
| Priority date | — |
| Expiry date | Apr 7, 2041 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2205/583
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A drug injection device (10) including a housing (12) for holding a container (20) having a needle (24) for penetrating skin and a plunger (42) for expelling a drug stored in the container. The device includes visual and/or audible indicators for indicating that the correct depth of needle penetration has been achieved and that drug injection/extrusion has been started and/or completed. The device may further include a label (140) for visually confirming the quality of the drug contained therein. Alternatively, a tray (110) may be provided for receiving the drug injection device, which allows the quality of the drug contained therein to be visually confirmed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.