Invention Grant
US08277469B2 Multi-stiffness guidewire 有权
多刚度导丝

Multi-stiffness guidewire
Abstract:
The invention relates to an active oscillating guidewire (26) with varying stiffness to enable a safe crossing through an occluded vessel. The distal working zone (28) is made up of several distal segments (32, 34, 36, 38). A miniature engine is embedded in a segment (34).
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