| abstract |
Vascular system characterized by: a balloon catheter (200, 210, 220, 230) having an elongated shaft (209) and an expandable balloon (240, 250,250 '), the balloon being inflatable through the introduction of fluid through a deflated lumen (206); and a vascular device (10, 100, 300) mounted on the expandable balloon and comprised of commutatively shaped material and having a folded position and a memorized position, the vascular device being expandable to an expanded position to engage the vessel walls and being able to substantially return to the memorized position to move the walls radially inwards. |