Microneedle-based pen device for drug delivery and method for using same
US7556615B2 · kind B2 · utility
117Cited by
15References
26Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 11, 2002 |
| Grant date | Jul 7, 2009 |
| Priority date | — |
| Expiry date | Jan 3, 2025 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2037/003
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A system and method is provided for an injectable substance delivery pen comprising a microneedle hub assembly removably engaged with a pen device body which includes a cartridge, a plunger, and a drive mechanism. The hub assembly includes at least one microneedle for intradermal or shallow subcutaneous injection of the contents of the cartridge. The cartridge, plunger and drive mechanism components of the pen body are fabricated of non-compliant and non-compressible materials to allow effective communication of the cartridge contents via the microneedle patient interface.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.