Oxygen breathing machine nuvo nidek using at home. hand of person to adjust power of air. Breathing device for asthma and coronavirus. for old people with problem lungs. foto de Stock
Wonderchef - Respiratory Support for #COVID_19 Patients at home. This Portable Oxygen Concentrator Machine (5 liters) can help buy crucial time during this #pandemic. 💁 As India fights the #SecondWave, overcrowded hospitals