Yes. It will have to be placed distally to the valve and the valve should be set towards the lowest pressures.
SiphonX® is the anti-siphon device from Sophysa. SiphonX® is an gravitational anti-siphon device, which will act when the patient stands up. In the vertical position, it adds 200 mmH2O to the pressure of the valve.
SiphonX® is available as a stand-alone valve accessory, or can come directly pre-connected to a valve.