Filter, humidifier, heat/moisture exchanger

Intended purpose

dedicated filter device that is inserted into an appropriate humidifier (reusable artificial nose), see: Humidifier, heat/moisture exchanger, reusable, so that when used together with this and connected in-line with a patient's artificial airway the unit will capture the patient's exhaled heat and moisture and use them to warm and humidify the inspired gases. The device is single use.