#$%^&*AU2019246900A120191031.pdf#####ABSTRACT An implantable device for improving the pump function of the heart of a patient by applying an external force on the heart, said device comprising at least one heart contacting organ, periodically exerting force onto the heart muscle following the heart contractions and adding force thereto, said implantable device being adapted to have a drive unit adapted to create kinetic movement to be used by the heart contacting organ, characterised in that said implantable device comprises a fixation device adapted to be mounted in a stable position to human bone allowing said drive unit and kinetic movement to get necessary contra force, wherein said drive unit further comprising a respiration movement compensator placed between said drive unit and said heart contacting organ for compensating for the respiratory movement of the heart in relation to the stable bone position.
