US 11,850,366 B2
Respiratory device with a pneumatic conveying line
Heiko Sepke, Luetjensee (DE); Mohamed Salem-Cherif, Hamburg (DE); Joachim Gardein, Icod de los Vinos (ES); and Henry Hahn, Hamburg (DE)
Assigned to LOEWENSTEIN MEDICAL TECHNOLOGY S.A., Luxembourg (LU)
Filed by Loewenstein Medical Technology S.A., Luxembourg (LU)
Filed on Feb. 18, 2020, as Appl. No. 16/794,155.
Claims priority of application No. 102019104332.8 (DE), filed on Feb. 20, 2019.
Prior Publication US 2020/0306488 A1, Oct. 1, 2020
Int. Cl. A61M 16/00 (2006.01); A61M 16/10 (2006.01)
CPC A61M 16/1005 (2014.02) [A61M 16/0003 (2014.02); A61M 16/0051 (2013.01); A61M 16/0066 (2013.01); A61M 2205/183 (2013.01); A61M 2205/3331 (2013.01); A61M 2205/3606 (2013.01); A61M 2205/502 (2013.01)] 16 Claims
OG exemplary drawing
 
1. A respiratory device, wherein the respiratory device comprises a housing, a user interface, and a pneumatic unit; the pneumatic unit comprising at least one of each of a respiratory gas drive, a measuring unit, a control unit, and a sound unit; the pneumatic unit being designed as a pneumatic conveying line which forms a respiratory gas path from an appliance inlet to an appliance outlet of the housing, and at least one component of the pneumatic unit or the pneumatic conveying line being removable from the housing, and wherein a cooling air path driven by a cooling fan is guided through the housing from a cooling air inlet to a cooling air outlet and at least the control unit, the respiratory gas drive and a main circuit board are arranged in the cooling air path in such a way that the component having the highest heat build-up during operation is arranged at an end of the cooling air path in a direction of flow of the cooling air path wherein the component having the highest heat buildup is at least one of the control unit, the respiratory gas drive, and a main circuit board.