US Patent 11324910 Positive pressure ventilation appliance modules and related systems and methods

A positive pressure ventilation (PPV) appliance module includes an adapter that couples to a port on an NIV mask and an appliance for performing a respiratory care procedure. The adapter is configured to form a PPV seal with the port of the PPV mask and also form a PPV seal with the appliance. The PPV appliance module allows clinicians to perform procedures through the NIV mask without disrupting the therapeutic pressure.