BVM ventilation is an essential skill for all emergency medicine clinicians and provides a rapid means to provide oxygenation and ventilation for children with respiratory and/or circulatory failure Masks The properly fit mask covers the tip of the chin, the mouth, and the nose, allowing for a tight seal against the skin Masks with a pneumatic cuff design allow for the easiest and most efficient fit that avoids air leaks When enough personnel are available, a two-person technique may improve oxygen delivery and ventilation One person uses both hands to correctly position the mask on the face, creating a good seal, while the other squeezes the bag, paying attention to ensure appropriate chest rise and ventilation FIGURE 9.7 Self-inflating hand-powered resuscitator: compressible unit (A ), oxygen source (B ), oxygen reservoir (C ), one-way valve assembly (D ), and mask with transparent body (E ) Hand-Squeezed, Self-Inflating Resuscitators