Medical stent
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United States of America Patent
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May 31, 2011
Grant Date -
Apr 10, 2008
app pub date -
Nov 5, 2007
filing date -
Apr 2, 2001
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A medical stent is sized for placement in a ureter. The stent includes a first section which includes a first material, defines a lumen, and includes a first coil completing at least one revolution. A second section of the stent includes a second material, defines a lumen, and includes a second coil completing at least one revolution. A third section defines a lumen and is located between the first and second sections. The third section includes a co-extrusion of the first and second materials. One of the first or second sections is harder than the other section.
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