Patent ID: 9119908
Filing Date: 2015-09-01
Classification: A61B,A61M,A61N

Abstract:
1. A heart assist system, comprising: (a) a heart assist device comprising an inflatable cuff configured to apply pressure to blood in a blood vessel; (b) a pump configured to generate fluid pressure; (c) a fluid disposed within the inflatable cuff and the pump, the fluid configured to transfer the fluid pressure between the pump and the inflatable cuff; (d) a controller operably coupled to the pump; (e) a phonocardiographic (“PCG”) lead operably coupled to the controller, the PCG lead comprising a sound sensor configured to detect heart sounds, wherein at least a portion of the sound sensor is positioned in contact with the fluid; and (f) an electrical sensing lead operably coupled to the controller, the electrical sensing lead comprising an electrical sensor configured to detect an electrical signal of the heart, wherein the controller is configured to use the heart sounds and the electrical signal of the heart to control the operation of the heart assist device.