![Sensors | Free Full-Text | Employing an Incentive Spirometer to Calibrate Tidal Volumes Estimated from a Smartphone Camera Sensors | Free Full-Text | Employing an Incentive Spirometer to Calibrate Tidal Volumes Estimated from a Smartphone Camera](https://pub.mdpi-res.com/sensors/sensors-16-00397/article_deploy/html/images/sensors-16-00397-g001.png?1459317208)
Sensors | Free Full-Text | Employing an Incentive Spirometer to Calibrate Tidal Volumes Estimated from a Smartphone Camera
![Tyler Larsen on Twitter: "1/ Do you prescribe Incentive Spirometry (IS) for postoperative patients? Is the routine use of IS to prevent postoperative pulmonary complications (PPCs) a "Thing We Do For No Tyler Larsen on Twitter: "1/ Do you prescribe Incentive Spirometry (IS) for postoperative patients? Is the routine use of IS to prevent postoperative pulmonary complications (PPCs) a "Thing We Do For No](https://pbs.twimg.com/media/FaTdOXKXkAE2TP0.jpg:large)
Tyler Larsen on Twitter: "1/ Do you prescribe Incentive Spirometry (IS) for postoperative patients? Is the routine use of IS to prevent postoperative pulmonary complications (PPCs) a "Thing We Do For No
![Sensors | Free Full-Text | Employing an Incentive Spirometer to Calibrate Tidal Volumes Estimated from a Smartphone Camera Sensors | Free Full-Text | Employing an Incentive Spirometer to Calibrate Tidal Volumes Estimated from a Smartphone Camera](https://www.mdpi.com/sensors/sensors-16-00397/article_deploy/html/images/sensors-16-00397-g006.png)