Sheath with expandable distal extremity and balloon catheters and stents for use therewith and method
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United States of America Patent
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-
Jun 16, 1998
Issued Date -
N/A
app pub date -
Oct 10, 1996
filing date -
Jul 20, 1995
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A sheath for advancement into a vessel of a patient having a stenosis therein which at least partially occludes the flow of blood in the vessel. A flexible elongate tubular member has proximal and distal extremities with a lumen extending from the proximal extremity to the distal extremity. A portion of the distal extremity of the flexible elongate tubular member is radially expandable. The expandable portion carries stiffening elements that impart pushability and column strength to the expandable portion.
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