Patent ID: 11878093
Assignee: FISHER & PAYKEL HEALTHCARE LIMITED
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 0:
1. A humidification chamber comprising:
a top portion comprising at least one feature that defines a front of the humidification chamber and a back of the humidification chamber;
a base portion;
a cavity being at least partially defined by the top portion and the base portion, the cavity configured to hold a volume of liquid;
an inlet port extending from the top portion and defining a passage into the cavity of the humidification chamber through the top portion;
an outlet port extending from the top portion and defining a passage out of the cavity of the humidification chamber through the top portion; and
a first structure in the top portion, the first structure being configured to engage with a corresponding second structure on a heater base to enable proper orientation of the humidification chamber with the heater base, the humidification chamber having a shorter vertical height on at least a portion of the back of the humidification chamber and a taller vertical height on at least a portion of the front of the humidification chamber to reduce a likelihood of the humidification chamber being installed onto the heater base backwards.