A device that aids in breathing, often used in medical contexts such as oxygen delivery systems.

प्राणवायु यंत्र

English Usage: The doctor recommended a breathing device for patients with respiratory issues.

Hindi Usage: डॉक्टर ने श्वसन समस्याओं वाले मरीजों के लिए प्राणवायु यंत्र की सिफारिश की।