Artificial nose

The utility model relates to the technical field of medical instruments, and discloses an artificial nose which comprises a bottle body, one side of a bottle opening is communicated with an anaesthesia machine port, the other side of the bottle opening is communicated with a threaded pipe port, a partition plate is fixedly installed between the bottle body and the bottle opening, one end of the top of the partition plate is fixedly connected with the top of the inner side wall of the bottle opening, and one end of the bottom of the partition plate is suspended in an inner cavity of the bottle body. An inner cavity between the bottle body and the bottle opening is divided into a U-shaped gas circulation channel by a partition plate; a microporous filtering membrane is inserted and mounted in an inner cavity of a port of the threaded pipe; and an inner cavity of the bottle body is filled with an adsorbent. The filter can realize the function of an artificial nose, namely the function of heat and humidity exchan