AeroChamber Plus Flow-Vu Chamber Mask is the part of AeroChamber Plus Flow-Vu Anti-Static Valved Holding Chamber, a medical device designed to help patients inhale metered dose inhaler (MDI) medications correctly. The device is intended for use by patients under the care of a physician or licensed healthcare professional, particularly those who may have difficulty coordinating and controlling the use of MDIs. The AeroChamber Plus Flow-Vu Chamber Mask is designed to assist patients in administering aerosolized medication from most pressurized metered dose inhalers. The Flow-Vu feature of the chamber allows patients to see and count the number of breaths they take through the chamber. This provides a visual indicator of proper inhalation technique. The chamber has anti-static properties, which are intended to reduce medication adherence to the chamber's walls. This feature helps ensure that more medication reaches the patient. Overall, AeroChamber Plus Flow-Vu Chamber Mask is a user-friendly and effective device for delivering aerosolized medication from MDIs, with features that aim to enhance proper inhalation technique and medication delivery.