Fig 13. Correct positioning of the child more than 2 years of age for ventilation and tracheal intubation. A, With the patient on a flat surface (eg, bed or table), the oral (O), pharyngeal (P), and tracheal (T) axes pass through three divergent planes. B, A folded sheet or towel placed under the occiput of the head aligns the pharyngeal and tracheal axes. C, Extension of the atlanto-occipital joint results in alignment of the oral, pharyngeal, and tracheal axes. Reproduced with permission from Coté and Todres.⁹