| abstract |
The invention relates to an ultrasonic mist inhaler, comprising: a liquid reservoir structure (2) comprising a liquid chamber (21) adapted to receive liquid to be atomized, the liquid chamber (21) comprising a top surface (23) representing the maximum level of the liquid chamber and the bottom surface (25) representing the minimum level of the liquid chamber, a sonication chamber (22) in fluid communication with the liquid chamber (21), the sonication chamber (22) comprising means of ultrasonic vibrations (5) and a capillary element (7) extending between the sonication chamber (22) and the liquid chamber (21), wherein the means of ultrasonic vibrations (5) and the liquid chamber (21) are arranged according to one of the following configurations: the means of ultrasonic vibrations (5) are disposed close to or at the bottom surface of the liquid chamber (21), the means of ultrasonic vibrations (5) are disposed close to or at the top surface of the liquid chamber (21). |