IMPORTANT Do not pull thread or string from the dog's throat. A needle or hook may be attached. Get to a veterinarian as soon as possible.
Symptoms Violent pawing at the face. Gasping and gulping. Great agitation and anxiety.
1. Restrain the dog. Open its mouth wide and pull out its tongue with your fingers or a cloth. Holding the tongue, look deeply into the dog's throat with a bright light.
2A. If you can see the obstruction, grasp it firmly and gently remove it.
2B. If you cannot see the obstruction, lay the dog on its side, place your palms just behind the last rib and give 4 quick thrusts. Recheck the throat. Repeat thrusts if necessary.
More information and illustrations may be found at the following link.