The machines that are utilized to remove secretions from the airways are known as oscillating positive expiratory pressure (OPEP) devices. People with chronic respiratory conditions like COPD, cystic fibrosis, and chronic bronchitis among others can benefit from it. The device is used to remove excess mucus that these illnesses produce. It facilitates breathing and helps to relax the ... https://www.globalinsightservices.com/reports/oscillating-positive-expiratory-pressure-devices-market