Patent ID: 9393377
Filing Date: 2016-07-19
CPC Classification: A61M,B01D

Claim Text:
1. A connector for a CPAP system, the CPAP system including a flow generator configured to generate a flow of breathable gas to be delivered to a patient and a tub configured to contain a supply of liquid, the connector comprising: a main body having a first end and a second end; a channel extending axially through the main body from first end to the second end and configured to deliver the flow of breathable gas to the tub; an attaching portion provided at the first end of the main body and adapted to attach to the flow generator; and a flexible sealing portion provided at the second end of the main body, the flexible sealing portion comprising at least one bellows convolution, said bellows convolution shaped and arranged such that, in use, said bellows convolution will fill with breathable gas and expand due to the breathable gas to establish a face seal wherein a flat facing surface of said at least one bellows convolution is pressurized against a surface surrounding an inlet opening provided in the tub.