Patent ID: 11896771
Assignee: KONINKLIJKE PHILIPS N.V.
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 18:
19. A gas filter device for a medical device that provides a gas to a patient, the filter device comprising:
first and second gas filter elements that are each configured to be at least one of a viral and a bacterial filter element;
a body defining a cavity configured to receive the first and second gas filter elements in series with, and spaced apart from, each other;
a first end wall (162, 1162) situated at one end of the cavity;
a second end wall situated at another end of the cavity opposite to the first end wall such that the cavity is situated between the first end wall and the second end wall;
a first coupler extending from the first end wall;
a second coupler extending from the second end wall;
wherein the first coupler and the second coupler define a flow channel in communication with the cavity, and wherein the first and second gas filter elements are sealed to an interior surface of the body such that a gas flow between the first and second couplers passes through the first and second gas filter elements; and
a shaft sealed to the first and second gas filter elements, wherein the shaft positions the first and second gas filter elements relative to each other and within the cavity.