Patent ID: 8252081

Claim:
A water dissipation device for removing water vapor or moisture from a breathing circuit, comprising: an upper lid portion, an entry port for receiving flow from the breathing circuit, and an exit port for flow exiting the device; an outer cover structure extending from the upper lid portion to define an enclosed volume and having a depth between the upper lid portion and a bottom end portion of the device; an inner frame extending from the upper lid portion inside the outer cover structure, the device defining an inner flow space inside the enclosed volume at least for fluid flow from the entry port through the device to the exit port, said outer cover structure including at least a first layer of wicking material and a second layer of water vapor breathable medium over the first layer, the outer cover structure having an inner surface area bounding at least a portion of the inner flow space such that water vapor or moisture can permeate from the inner flow space through the outer cover structure out of device.