If a person is conscious stand behind him wrap your arm around his waist and slightly tilt him forward. Than make a fist with your one hand place it above the navel of casualty, Grasp the fist with your other hand and press it hardly inward and upward to make a severe thrust. Give these thrusts five times if the object is not dislodged.
How to perform Heimlich maneuver on yourself?
If you are feeling choked
than immediately call an ambulance before starting first aid
How to perform Heimlich maneuver on a pregnant or an obese person?:
Make your own fist and place it on your navel and bend over a hard surface like table top or a chair.
Shove the first upward and inward. Also try to cough up.
Alternate between 5 blows and 5 thrusts. until the blockage is dislodged.
Place your hands just above the upper part of epigastria i.e. at the base of the breast bone.
With great pressure give a thrust to complete first aid on chocking.
Repeat.until the food or other blockage is dislodged or the person becomes unconscious.
Perform a total of 5 abdominal thrusts, if needed. If the blockage still isn't dislodged, repeat the five-and-five cycle.
If you are all alone first start first aid and CPR i.e. abdominal thrusts than call ambulance or activate the emergency medical services.
If you fail to clear the victim's air passage, dial for Ambulance at 1-0-2 immediately and continue to perform the
Heimlich Maneuver until help arrives.
If something is visible in the throat than how to clear the airway as a first aid
Gently lie down the victim on the hard surface on his back. If you can see a blockage at the back of throat or deep inside the throat reach there by inserting your finger by the side of the throat so as not to push it inside the mouth. Make a swipe and take out what is inside. Make sure that it does not get dislodged in the lungs deeper this is most important part in administering first aid.
How to perform Heimlich maneuver on an Infant less than 1 year:
Sit on a chair slightly lower your legs downwards and put the infants on your laps and place your forearm below it. Give at least five thumps on his middle part of his back with the heel of your palm gently but firmly. This will lead to the releasing of blocked object by the gravity force. if it does not resolve do infant CPR.