Patent ID: 11957835
Assignee: RESMED PTY LTD
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 0:
1. An exchanger conduit to condition a breathable gas for a patient interface that delivers a respiratory treatment comprising:
an exchanger; and
a conduit for housing the exchanger, wherein the conduit has a first end and a second end and a length extending between the first end and the second end,
wherein the exchanger forms with the conduit a first gas path and a second gas path, wherein the first gas path is configured to conduct an inspiratory gas and the second gas path is configured to conduct an expiratory gas,
wherein the exchanger is configured to transfer a component of the gas of the second gas path to the gas of the first gas path, and
wherein the exchanger comprises a folded surface that divides the first gas path and the second gas path, and wherein the folded surface comprises a plurality of folds, wherein each fold of the plurality of folds includes a crease that extends that runs generally parallel to the length of the conduit.