#$%^&*AU2020201837A120200402.pdf#####ABSTRACT An apparatus for use in a surgical procedure for restricting the movement of the cardiac notch of a patient, wherein the apparatus is adapted to be inserted into the patient's body by an insertion device of an instrument, be invaginated by the funds wall of the patient, and be positioned, when implanted and in function, mainly on the sinister side of the esophagus, wherein the apparatus comprises a bio-compatible body for resting against the funds wall, has a circumference of at least 15mm, when implanted and in function, has a volume of at least 125 mm3, and wherein the apparatus is adapted to be secured, indirectly or directly, to the esophagus, thereby restricting the movement of the cardiac notch of the patient, preventing the cardia from sliding through the patient's diaphragm opening into the patient's thorax, maintaining the supporting pressure against the patient's cardia sphincter muscle exerted from the patient's abdomen, and thereby treating reflux disease.
