Bag-valve masks (BVMs) are essential tools in emergency medical care, particularly in cardiopulmonary resuscitation (CPR) and respiratory support. These devices help healthcare providers and first responders deliver ventilation to patients who are unable to breathe adequately on their own. However, when choosing a BVM, one critical decision is whether to use a disposable or reusable model. Both types of bag-valve masks have their advantages and drawbacks, which can impact patient care, cost-effectiveness, and infection control. This article explores the key differences between disposable and reusable BVMs to help medical professionals make informed decisions. Understanding Bag-Valve Masks A bag-valve-mask is a handheld resuscitation device that consists of a self-expanding bag, a one-way valve, a face mask, and sometimes an oxygen reservoir. When properly used, a BVM delivers oxygenated air to a patient’s lungs, either manually or with supplemental oxygen. BVMs are commonly us...