The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Mar. 08, 2011

Filed:

Nov. 02, 2005
Applicants:

Paul T. Feld, Buffalo, MN (US);

Michael P. Petersen, Eden Prairie, MN (US);

John E. Marxer, Eagan, MN (US);

Ward J. Sly, Brooklyn Park, MN (US);

Johannes Antonius Walta, Leidschenoam, NL;

Inventors:

Paul T. Feld, Buffalo, MN (US);

Michael P. Petersen, Eden Prairie, MN (US);

John E. Marxer, Eagan, MN (US);

Ward J. Sly, Brooklyn Park, MN (US);

Johannes Antonius Walta, Leidschenoam, NL;

Assignee:

Minntech Corporation, Minneapolis, MN (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61B 1/00 (2006.01); A61B 1/015 (2006.01);
U.S. Cl.
CPC ...
Abstract

Apparatus and method for detecting connectivity in a channel in an endoscope undergoing reprocessing using an automatic reprocessor, the apparatus including a source of pressurized fluid which may be a gas alone or gas and liquid and a back pressure detector connected to the channel or channels of interest in the endoscope, the method including providing a source of pressurized fluid, directing the pressurized fluid to a channel in an endoscope, monitoring the time for the back pressure in the pressurized fluid to decay to a predetermined level; and determining whether the channel is connected and open or disconnected by comparing the decay time of the actual back pressure to one or more predetermined values corresponding to the specific channel or channels and model of endoscope undergoing reprocessing.


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