Cardiac assist device and method

Abstract

Cardiac assist device fully implantable within a patient and method of assisting the beating of the patient's heart. The cardiac assist device can include a cardiac jacket that wraps around at least a portion of the heart and a fluid reservoir coupled to the cardiac jacket. The cardiac assist device can include a pump that provides fluid to the cardiac jacket from the fluid reservoir and a motor coupled to the pump. A speed of the motor can control a fluid volume in the cardiac jacket. The cardiac assist device can include a pacemaker coupled to the motor. The pacemaker can control the speed of the motor based on cardiac parameters.

Dependencies are inferred from the claim text.