Sheath with expandable distal extremity and balloon catheters and stents for use therewith and method
作者： Anant V. Hegde , Deepak R. Gandhi , Gholam-Reza Zadno-Azizi , Mir A. Imran
DOI:
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摘要: A sheath for advancement into a vessel of patient having stenosis therein which at least partially occludes the flow blood in vessel. flexible elongate tubular member has proximal and distal extremities with lumen extending from extremity to extremity. portion is radially expandable. The expandable carries stiffening elements that impart pushability column strength portion.
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