ResMed Astral Series - Connecting a Single Limb Circuit with Expiratory Valve

Assembling patient circuits
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Connecting a single limb circuit with expiratory valve
To enable fast and accurate connection, use an Astral Quick Connect Single Limb Circuit. This custom
accessory with its integrated proximal pressure sensor and expiratory valve control line, is designed
specifically for use with Astral ventilators.
To connect an Astral 'Quick Connect' Single Limb Circuit with expiratory valve:
1. Check the device is equipped with the single limb adapter (otherwise change the adapter).
2. Connect the air tubing to the inspiratory port on the device.
3. Attach the Astral Quick Connect circuit to the single limb adapter on the device (see diagram below).
4. Attach any required circuit accessories (eg, humidifier or filter).
5. Select the circuit type and perform a Learn Circuit.
6. Attach a patient interface (eg, mask) to the connector on the pneumatic valve.