Methods, devices and systems for counterpulsation of blood flow to and from the circulatory system
First Claim
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1. A counterpulsation method of assisting the heart of a patient using a pump assist system, the method comprising:
- coupling a first conduit to the arterial system of the patient without entering the chest cavity or abdominal cavity of the patient,connecting a first port of a pulsatile pump to the first conduit,implanting the pump in the patient without entering the chest cavity or abdominal cavity of the patient,connecting a power supply to the pump,coordinating the operation of the pulsatile pump to suction blood from the arterial system through the first port and the first conduit while the heart is in systole and expel the blood into the first port and the first conduit and the arterial system while the heart is in diastole.
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Abstract
Counterpulsation methods and systems for assisting the heart of a patient involve, for example, coordinating the operation of a pulsatile pump to suction blood from an artery through a first conduit while the heart is in systole and expel the blood into the first conduit and the artery while the heart is in diastole.
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Citations
7 Claims
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1. A counterpulsation method of assisting the heart of a patient using a pump assist system, the method comprising:
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coupling a first conduit to the arterial system of the patient without entering the chest cavity or abdominal cavity of the patient, connecting a first port of a pulsatile pump to the first conduit, implanting the pump in the patient without entering the chest cavity or abdominal cavity of the patient, connecting a power supply to the pump, coordinating the operation of the pulsatile pump to suction blood from the arterial system through the first port and the first conduit while the heart is in systole and expel the blood into the first port and the first conduit and the arterial system while the heart is in diastole. - View Dependent Claims (2, 3)
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4. A counterpulsation method of assisting the heart of a patient using a pump assist system, the method comprising:
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coupling a first conduit to the arterial system of the patient, connecting a first port of a pulsatile pump to the first conduit, implanting the pump in the patient without entering the chest cavity or abdominal cavity of the patient, connecting a power supply to the pump, coordinating the operation of the pulsatile pump to suction blood from the arterial system through the first port and the first conduit while the heart is in systole and expel the blood into the first port and the first conduit and the arterial system while the heart is in diastole. - View Dependent Claims (5, 6, 7)
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Specification