Place the victim on his back on a hard surface and remove from his mouth thoroughly (vomit, foreign bodies). He tilts his head deep backward while maintaining the lower jaw. With his left hand tighten the nostrils and blow air start counting 21, 22, 23, 24. Get into the air and repeat step while observing the chest and nostrils victim to determine if she returned spontaneous breathing ability. If the victim began to breathe independently, place him in the recovery position.