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.
Patent No.:
Date of Patent:
Oct. 12, 2021
Filed:
Aug. 04, 2016
Applicant:
Drägerwerk Ag & Co. Kgaa, Lübeck, DE;
Inventors:
Assignee:
Drägerwerk AG & Co. KGaA, Lübeck, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61M 16/01 (2006.01); A61M 16/08 (2006.01); A61M 16/00 (2006.01);
U.S. Cl.
CPC ...
A61M 16/0069 (2014.02); A61M 16/0057 (2013.01); A61M 16/0063 (2014.02); A61M 16/0066 (2013.01); A61M 16/0081 (2014.02); A61M 16/01 (2013.01); A61M 2205/3334 (2013.01); A61M 2205/3365 (2013.01);
Abstract
A ventilation drive () for an anesthesia device and a method for operating such a ventilation drive () are provided. The ventilation drive includes a blower unit (), a pressure chamber () and a flexible bag () located in the pressure chamber (). An internal volume of the bag () is coupled to an inspiratory branch () of a ventilation line. The blower unit () can be coupled to the internal volume of an outlet side and to an air inlet () for feeding ambient air on an inlet side. Further, a flow sensor () is provided between the outlet side of the blower unit () and the pressure chamber ().