Mucus clearance devices are essential medical instruments designed to assist patients in removing excess mucus from their airways. This functionality not only enhances breathing but also lowers the likelihood of respiratory complications. These devices are particularly important in managing chronic respiratory conditions such as chronic obstructive pulmonary disease (COPD), cystic fibrosis, bronchiectasis, asthma, and various neuromuscular disorders. In these conditions, ineffective mucus clearance can lead to airway blockages, recurrent infections, inflammation, and diminished lung function. By promoting effective airway clearance, these devices contribute to improved respiratory health and an overall better quality of life.