Patent · US Active

Injection device comprising an optical sensor

US8771238B2 · kind B2 · utility

19Cited by
123References
34Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 1, 2012
Grant dateJul 8, 2014
Priority date
Expiry dateMay 1, 2032

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01D5/34792
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

The present invention relates to an injection device comprising an optically-based sensor for determining the position or setting of a dose setting member arranged to set a dose to be injected from the injection device. In particular, the present invention relates to an injection device comprising a rotatably mounted member having a plurality of optically coded paths arranged on an outer surface thereof. The rotatably mounted member is operatively connected to the dose setting member and is adapted to rotate with the dose setting member.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.