Patent · US Active

Test apparatus for testing the microbial activity on surfaces

US9957544B2 · kind B2 · utility

0Cited by

2References

18Claims

0Family size

Assignee

UNIVERSITAETSKLINIKUM FREIBURG · DE

Inventors

Thorsten Steinberg · Mannheim, DE
Ali Al-Ahmad · Glückstadt, DE
Karen Lienkamp · Frankfurt, DE
Norbert Nanko · Glückstadt, DE

Key dates

Filing date	Mar 1, 2013
Grant date	May 1, 2018
Priority date	—
Expiry date	Oct 10, 2034

Classification

Technology area (CPC G)Physics
CPC primaryG01N30/32
WIPO fieldMeasurement
WIPO sectorInstruments

Abstract

The present invention relates to a device comprising a sample receiving appliance, a receiving appliance for test organisms, preferably for a suspension comprising test organisms, in particular for a bacterial suspension, and a jet pump appliance, wherein the jet pump appliance is, or can be brought, into active connection with the receiving appliance, and wherein the jet pump appliance is designed and installed in order, by means of a propellant medium having a higher pressure than atmospheric pressure at the location of installation of the device to spray test organisms in the form of an aerosol in the direction of the sample receiving installation, wherein the device has an installation for controlling a reproducible pressure of the propellant medium during the spraying of the test organisms and also the use of a device according to the invention.

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