Voldyne Volumetric-Incentive Spirometer 4,000mL

Volume measurement designed to accommodate large inspired volumes.  Particulate filter screen in device housing helps reduce the risk of foreign matter passing to patients.  Flow indicator with a smiley face provides a visual target for the desired inhalation and bright green flow indicator makes it easy for patients to see results.   Ergonomic swiveled mouthpiece allows to patients create a tight seal to enable more accurate measurement.  Latex-free, expandable and collapsible tube help patients find a comfortable position for treatments and can be removed when storing the device.