Apparatus for treatment of heartburn and reflux-disease

摘要

A heartburn and reflux disease treatment apparatus comprises an operable restriction device (4) to be implanted in a patient for engaging the stomach close to the cardia or engaging the esophagus (66), to form a restricted food passageway in the stomach or esophagus. The restriction device is operable to change the restriction of the food passageway. An energy transmission device (10) is provided for wireless transmission of energy from outside the patient's body to inside the patient's body for use in connection with the operation of the restriction device including enlarging or restricting the food passageway.