Systems, methods and devices for performing pulmonary procedures, and in particular treating lung disease. In use, the stent can provide greater force in vessel regions requiring greater force and less force in regions requiring less. Each sub-chamber has an elongated length dimension and a width that is relatively narrow and designed to approximate the width of an animal’s tongue. A normal lithography process is executed. The first apex angle between the flanks is approximately within the range of 30\xb0 to 35\xb0, the second apex angle being 30\xb0 up to at most 58\xb0.