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:
Jan. 26, 2021
Filed:
Nov. 16, 2017
Drägerwerk Ag & Co. Kgaa, Lübeck, DE;
Hans-Ullrich Hansmann, Barnitz, DE;
Meinhard Braedel, Bargdeheide, DE;
Karsten Hiltawsky, Stockelsdorf, DE;
Drägerwerk AG & Co. KGaA, Lübeck, DE;
Abstract
A system () for ventilating patients includes a gas passage unit (), which has a first inlet opening () with a fluid-communicating connection to a pressurized gas source () and an outlet opening () connected to the first inlet opening () in a manner. A patient interface (), for ventilation, includes an interface inlet opening (). A gas line element () has a fluid-communicating connection to the outlet opening () and to the interface inlet opening (). A controllable pressure change element () is provided between the first inlet opening () and the interface inlet opening (). A second inlet opening () has a fluid-communicating connection to the gas line element (). A control unit () controls the controllable pressure change element (). A device or a system (), which provides fully adequate ventilation with high performance with minimal expenditure for hardware, is provided.