Invention Grant
US09254143B2 Guidewire for crossing occlusions or stenoses having a shapeable distal end 有权
用于穿过具有可成形远端的闭塞或狭窄的导丝

Guidewire for crossing occlusions or stenoses having a shapeable distal end
Abstract:
A hollow guidewire with a shapeable distal end, for removing tissue from a body lumen, such as a coronary artery. The hollow guidewire comprises an elongate, tubular guidewire body that has an axial lumen. A tissue removal assembly, such as a rotating drive shaft, is positioned at or near a distal end of the tubular guidewire body and extends through the axial lumen. Actuation of the tissue removal assembly removes occlusive material in the body lumen.
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