Catheter having continuous lattice and coil reinforcement
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United States of America Patent
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Jan 21, 2003
Grant Date -
Nov 15, 2001
app pub date -
Jul 28, 1999
filing date -
Jul 28, 1999
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A reinforced intravascular catheter adapted for use in performing minimally invasive medical procedures. A catheter, in accordance with the present invention, comprising an inner tubular member having an outer surface, a proximal end, a distal end, and a lumen extending therethrough. The catheter further including a support member overlaying the inner tubular member and conforming to the outer surface thereof, the support member including at least one filament forming a plurality of turns. The support member further including at least one multi-layered portion having a first layer and a plurality of additional layers, each layer comprising a plurality of turns formed by at least one filament, the plurality of additional layers each overlaying at least the first layer. The catheter also including an outer layer overlaying both the support member and the inner tubular member. A method of fabricating a catheter in accordance with the present invention is also disclosed.
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