Patent · US Expired

Device for cleaning pipette needles or stirrers

US6422248B1 · kind B1 · utility

30Cited by

10References

12Claims

0Family size

Assignee

Roche Diagnostics GMBH · DE

Inventors

Otto Furst · Viernheim, DE
Thomas Jack · Austin, US
Peter Weber · Altensteig, DE
Paul Jansen · Mannheim, DE

Key dates

Filing date	Dec 15, 1998
Grant date	Jul 23, 2002
Priority date	—
Expiry date	Dec 15, 2018

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T436/119163
WIPO fieldMeasurement
WIPO sectorInstruments

Abstract

The invention concerns a device for cleaning pipette needles or stirrers, the device comprising a trough which holds cleaning fluid and whose lower region has a fluid duct for filling and/or emptying purposes and whose upper region has at least one feed pipe which leads into at least one nozzle directed into the trough interior. Advantageously, the device has a cylindrical trough and an insert with nozzles which is screwed into the trough. The invention further concerns a method of cleaning pipette needles or stirrers, the material to be washed being introduced into the trough interior and sprayed with a washing fluid. The device can also be used to flush the interior of a pipette needle.

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