Patent ID: 8740768

Claim:
A method for modifying eating behavior of a patient equipped with a gastric restriction apparatus (GRA), comprising the steps of: a) providing at least one external sensor in communication with a patient's hand; b) determining motion of said patient's hand by means of said external sensor; c) monitoring a parameter related to food currently passing through said GRA; d) increasing the signal received from said external sensor by filtering the influence of esophagus and lower esophagus sphincter (LES) so as to gather food passage events; and e) processing said parameter and said motion of said patient's hand, thereby providing an indication of a current eating pattern, wherein said steps of determining motion of said patients' hand and said step of providing an indication of a current eating pattern provides differentiation between at least two eating behavior patterns selected from a group consisting of: eating, vomiting, swallowing saliva, drinking directly from a glass, drinking via a straw, and eating liquid food with a spoon and any combination thereof.