Patent attributes
Provided is an infusion system including: a liquid container that accommodates a blood derivative; a heating device that heats the blood derivative; an air bubble removal chamber that removes air bubbles in the blood derivative; a first flow path that connects the liquid container and the heating device to each other; a second flow path that connects the heating device and the air bubble removal chamber to each other; a third flow path that connects the air bubble removal chamber and an infusion unit to each other; a fourth flow path that connects the air bubble removal chamber and the liquid container to each other; a first pump provided in the first flow path; and a second pump provided in the third flow path. The heating device has a heating flow path where the blood derivative flows and a heat supply body that contacts the heating flow path.