Dose setting limiter
US6524280B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 24, 2001 |
| Grant date | Feb 25, 2003 |
| Priority date | — |
| Expiry date | Mar 6, 2021 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2005/3154
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Described is a dose setting limiter for medical injectors of the type having a housing accommodating an ampoule-containing medicine sufficient for a number of dosed injections, a rotary dose setting knob, which is rotational relative to the housing and by which doses may be set by rotating the dose setting knob and an injection button which, when activated, administers the set dose. The dose setting limiter includes a stationary first part connected to the housing, and a second part fitted over the rotary dose setting knob, the second part being able to rotate together with the dose setting knob when setting up a dose and the second part being rotational relative to the first part. A third part is placed between the first part and the second part, the third part having means cooperating with means on the second part for limiting the dose setting.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.