| abstract |
A humidifying device capable of humidifying a medical gas for a long period of time without using water directly without maintenance. An ion exchange function provided on a supply path between a medical gas generating means for supplying a medical gas to a user and a supplying means for supplying the medical gas to a user, and permeating moisture in the air. A humidifier provided with a moisture permeable membrane having a group, comprising a filter near the moisture permeable membrane, the filter having an adsorbent for adsorbing a compound that can be adsorbed to the moisture permeable membrane by ion exchange. Humidifier. [Selection diagram] None |