A food intake restriction apparatus and method includes and uses an operable restriction device implanted in a patient and engaging the stomach or esophagus to form an upper pouch and a restricted stoma opening in the stomach or esophagus. A source of energy external to the patient's body and a control...http://www.google.com/patents/US7017583?utm_source=gb-gplus-sharePatent US7017583 - Food intake restriction with controlled wireless energy supply
