In this procedure, the provider places a band, made of a material such as umbilical tape, to reduce pulmonary blood flow, protect pulmonary vessels, and prepare the heart for more definitive procedures in the future.The provider places a pulmonary artery band around the aortopulmonary trunk, aorta, and pulmonary artery to restrict pulmonary blood flow and prevent enlargement of the ventricle and elevation of blood pressure in the pulmonary artery.
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