Patent ID: 8828045

Claim:
A device for treating a vessel, the device comprising: a hypotube comprising: a proximal end, a distal end, a longitudinal axis, and a lumen, at least a portion of the hypotube comprising: a first pattern comprising longitudinally-spaced rows, each of the rows of the first pattern comprising two kerfs and two stems, the two stems in each of the rows of the first pattern being circumferentially opposite, the stems of the first pattern offset in a first circumferential direction, and a second pattern comprising longitudinally-spaced rows, each of the rows of the second pattern comprising two kerfs and two stems, the two stems in each of the rows of the second pattern being circumferentially opposite, the stems of the second pattern offset in a second circumferential direction opposite the first circumferential direction, the rows of the second pattern singly alternatingly interspersed with the rows of the first pattern; and a balloon radially outward of at least some of the first pattern and the second pattern of the portion of the hypotube.