Humans need oxygen and blood to survive. Breathing stoppage or excessive bleeding can result in death or permanent brain damage within 4 minutes. Get victim to medical help. Release pressure point when bleeding stops. A tourniquet should be used only as a last resort for critical emergencies such as an amputation.
Few people realize that suffocation is the sixth largest cause of accidental death in the nation.
Make a fist with one hand and grasp it with the other. Place the fist against the victim's abdomen slightly above the navel and below the rib cage and make a quick upward thrust. This should expel the wind from the lungs and force the object from the windpipe. Repeat as necessary. If the victim is sitting, stand behind the chair and perform the maneuver.