US 12,434,025 B1
Respiratory device with a containment chamber
David Luo, Newark, DE (US)
Assigned to WALLENBERG UNION LLC, Newark, DE (US)
Filed by WALLENBERG UNION LLC, Newark, DE (US)
Filed on Jul. 26, 2024, as Appl. No. 18/785,985.
Int. Cl. A61M 16/00 (2006.01)
CPC A61M 16/0066 (2013.01) [A61M 16/0003 (2014.02); A61M 2202/0007 (2013.01); A61M 2202/02 (2013.01); A61M 2205/103 (2013.01); A61M 2205/42 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A respiratory device, configured to deliver pressurized breathable gas to an airway of a patient, the respiratory device comprising:
at least one blower, comprising:
a motor with a rotor,
at least one impeller provided on the rotor, and
a housing with an inlet and an outlet,
wherein the at least one blower is configured to generate the pressurized breathable gas;
a gas passage, comprising:
walls with an air intake and an air outlet,
wherein the walls are configured to form at least two chambers;
a casing, configured to house the gas passage;
an electronic assembly, provided between the casing and the gas passage;
wherein at least one of the at least two chambers is a containment chamber, comprising:
at least one wall with at least one through-opening to allow airflow between the containment chamber and at least one other of the at least two chambers; and
wherein, when the respiratory device is in use, no more than 20% of breathable gas that passes through the respiratory device passes through the containment chamber.