Ambu bag, also known as a bag-valve mask (BVM), is a critical medical device used for manual resuscitation in emergency situations. This device provides ventilation to patients who are not breathing adequately or at all. It is widely used by emergency medical technicians (EMTs), paramedics, nurses, and doctors in various healthcare settings, including ambulances, hospitals, and clinic... https://www.gstc.com/ambu-bag-an-ultimate-guide/