Patent · US Active

Apparatus for optically monitoring a dosing of a liquid to be pipetted

US11567097B2 · kind B2 · utility

0Cited by

1References

20Claims

0Family size

Assignee

Siemens Healthcare Diagnostics Products GmbH · DE

Inventors

Dominik Andreas Daume · Heidelberg, DE
Thorsten Michels · Groß-Gerau, DE

Key dates

Filing date	Jun 11, 2020
Grant date	Jan 31, 2023
Priority date	—
Expiry date	Mar 2, 2041

Classification

Technology area (CPC G)Physics
CPC primaryG06T2207/20081
WIPO fieldMeasurement
WIPO sectorInstruments

Abstract

The invention relates to an apparatus for optically monitoring the dosing of a liquid to be pipetted for an automatic analysis unit. The apparatus comprises a dosing device, comprising a pipetting needle for pipetting the liquid, a lighting device for illuminating a drop of the liquid adhering to the pipetting needle, a camera with a set of optics to capture an image of the drop of the liquid, and an evaluation device for characterizing the drop of liquid by means of an automatic analysis of the image of the drop of liquid.

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