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Veryan Medical: Improving Stent Performance With 3-D, Helical Geometry

One of the most interesting emerging competitors in the peripheral vascular stenting space is UK-based Veryan Medical Ltd. The privately held, venture-funded company has developed a unique yet straightforward method of producing lower-extremity stents it believes will be more resistant to both fracture and restenosis – by changing the stent shape from a straight tube to a 3-D helical geometry.

According to company CEO Chas Taylor, who spoke recently with Medtech Insight, this helical configuration mimics the natural, gentle helical shape of the vascular system and facilitates a more natural “swirling” blood flow pattern in the treated vessel. This swirling flow pattern is important, Taylor says, because it reduces areas of blood stagnation, where atherosclerotic deposits often form, and improves oxygen and nutrient transfer in the vessel, all of which should help limit the intimal cell growth that leads to restenosis

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