Guidewire for crossing occlusions in blood vessels
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United States of America Patent
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-
Jan 31, 1995
Issued Date -
N/A
app pub date -
May 14, 1993
filing date -
Nov 9, 1990
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A steerable guidewire for gently penetrating an occlusion within a vessel, with an elongated solid main guidewire body having selected stiffness characteristics along its length to allow the guidewire to be urged through a narrow, tortuous body lumen by application of forces at a proximal end, and an enlarged distal end portion having a diameter larger than portions of the guidewire proximal thereof including a soft polymeric element and a permanently deflected portion to enable steering of the guidewire.
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