Stent with Improved Flexibility
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Accused Products
Abstract
A stent comprises a plurality of connected serpentine circumferential bands. Adjacent serpentine circumferential bands are connected via a plurality of longitudinal connectors extending between peaks on one serpentine circumferential band and troughs on the serpentine circumferential band adjacent thereto. The struts of the serpentine bands are arranged such that on expansion of the stent, peaks and troughs which are substantially circumferentially aligned with one another, but not connected with one another, on adjacent serpentine circumferential bands are circumferentially displaced from one another.
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Citations
56 Claims
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1. -42. (canceled)
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43. A stent comprising:
at least one circumferential serpentine band disposed about a longitudinal axis, the serpentine band comprising a plurality of struts, adjacent struts connected one to the other, each serpentine circumferential band constructed of a repeating pattern of struts of at least three different lengths, the serpentine band having alternating peaks and troughs, the serpentine band including at least three peaks which are circumferentially and longitudinally offset from one another. - View Dependent Claims (44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55)
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56. A stent comprising:
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at least two serpentine bands including a first serpentine band and a second serpentine band, each serpentine band having alternating peaks and troughs, the first serpentine band including connected peaks and unconnected peaks, the second serpentine band including connected troughs and unconnected troughs, the peaks of the first serpentine band being substantially longitudinally aligned with the troughs of the second serpentine band when the stent is in an unexpanded state, the connected peaks connected to the connected troughs with connectors, each of the connectors having two ends which are substantially circumferentially aligned with one another
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Specification